Scientific Data Documentation
Linked Birth/Infant Death File, 1988
DSN: CC36.NATAL88.LINK CC36.NATAL88.DENOMRECORD LAYOUT Tape Positions 1 -50 1988 Birth Cohort Denominator Record and Natality Section of Linked Record Tape Field Location Size Item and Code Outline 1 1 Match Status 1 ... Matched Birth/infant Death Record 2 ... Late Filed Matched Birth/Infant Death Record 3 ... Surviving infant record Locations 2-91 of the linked file contain data from the Birth Certificate. Residence items in the Denominator Record and in the nata{ity section of the Numerator (Linked) Record refer to the usual place of residence of the Mother; whereas in the mortality section of the Numerator (Linked) Record, these items refer to the residence of the Decedent. 2-5 4 Year of Birth 1988 ... Born in 1988 6-9 4 Reserved positions 10 1 Record Type 1 ... RESIDENTS State and County of Occurrence and Residence are the same. 2 ... NONRESIDENTS State and/or County of Occurrence and Residence are different. 11 1 Resident Status 1 ... RESIDENTS State and County of Occurrence and Residence are the same. 2 ... INTRASTATE NONRESIDENTS State of Occurrence and Residence are the same, but County is different. 3 ... INTERSTATE NONRESIDENTS State of Occurrence and Residence are different, but both are in the U.S. 4 ... FOREIGN RESIDENTS State of Occurrence is one of the 50 States or the District of Columbia, but P{ace of Residence is outside of the U.S. 12-21 10 PLACE OF OCCURRENCE Refer to the Geographic Code Outline in this document for a list of areas and codes available on the public-use file. 12 1 Region of Occurrence 13-14 2 Division and State Subcode of Occurrence Location 12 is Region. Location 13 is Division and Location 14 identifies States within that Division. 1 ... NORTHEAST 1 ... New England 1 ... Maine 2 ... New Hampshire 3 ... Vermont 4 ... Massachusetts 5 ... Rhode Island 6 ... Connecticut 2 ... Middle Atlantic 1 ... New York 2 ... New Jersey 3 ... Pennsylvania 2 ... MIDWEST 3 ... East North Central 1 ... Ohio 2 ... Indiana 3 ... Illinois 4 ... Michigan 5 ... Wisconsin 4 ... West North Central 1 ... Minnesota ... Iowa ... Missouri 4 ... North Dakota 5 ... South Dakota 6 ... Nebraska 7 ... Kansas 3 ... SOUTH 5 ... South Atlantic 1 ... Delaware 2 ... Maryland 3 ... District of Columbia 4 ... Virginia 5 ... West Virginia 6 ... North Carolina 7 ... South Carolina 8 ... Georgia 9 ... Florida 6 ... East South Central 1 ... Kentucky 2 ... Tennessee 3 ... Alabama 4 ... Mississippi 7 ... West South Central 1 ... Arkansas 2 ... Louisiana 3 ... Oklahoma 4 ... Texas 12 1 Region - Continued 13-14 2 Division and State Subcode - Continued 4 ... WEST 8 ... Mountain 1 ... Montana 2 ... Idaho 3 ... Wyoming 4 ... Colorado 5 ... New Mexico 6 ... Arizona 7 ... Utah 8 ... Nevada 9 ... Pacific 1 ... Washington 2 ... Oregon 3 ... California 4 ... Alaska 5 ... Hawaii 15-16 2 Expanded State of Occurrence This item is designed to separately identify New York city records from upstate New York records. 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... New York city 35 ... North Carolina 36 ... North Dakota 37 ... Ohio 38 ... Oklahoma 39 ... Oregon 40 ... Pennsylvania 41 ... Rhode Island 42 ... South Carolina 43 ... South Dakota 44 ... Tennessee 45 ... Texas 46 ... Utah 47 ... Vermont 48 ... Virginia 49 ... Washington 50 ... West Virginia 51 ... Wisconsin 52 ... Wyoming 17-18 2 State of Occurrence 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... Callfornla 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... Dlstrlct of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... lllinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michlgan 24 ... Mlnnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexlco 33 ... New York 34 ... North Carolina 35 ... North Dakota 36 ... Ohio 37 ... Oklahoma 38 ... Oregon 39 ... Pennsylvania 40 ... Rhode Island 41 ... South Carolina 42 ... South Dakota 43 ... Tennessee 44 ... Texas 45 ... Utah 46 ... Vermont 47 ... Virginia 48 ... Washington 49 ... West Virginia 50 ... Wisconsin 51 ... Wyoming 19-21 3 County of Occurrence Because of confidentiality concerns, countles with a population less than 250,000 cannot be identified on the public-use file. 001-nnn ... Counties and county equivalents (independent and coextensive cities) are numbered alphabetically within each State. (Note: To uniquely identify a county, both the State and county codes must be used.) 999 ... County with less than 250,000 population 22-35 14 PLACE OF RESIDENCE Refer to the Geographic Code Outline in this document for a list of areas and codes available on the public-use file. 22 1 Region of Residence 23-24 2 Division and State Subcode of Residence Location 22 is Region. Location 23 is Division and Location 24 identifies States within that Division. 000 Foreign Resident 1 ... NORTHEAST 1 ... New England 1 ... Maine 2 ... New Hampshire 3 ... Vermont 4 ... Massachusetts 5 ... Rhode Island 6 ... Connecticut 2 ... Middle Atlantic 1 ... New York 2 ... New Jersey 3 ... Pennsylvania 2 ... MIDWEST 3 ... East North Central 1 ... Ohio 2 ... Indiana 3 ... Illinois 4 ... Michigan 5 ... Wisconsin 4 ... West North Central 1 ... Minnesota 2 ... Iowa 3 ... Missouri 4 ... North Dakota 5 ... South Dakota 6 ... Nebraska 7 ... Kansas 3 ... SOUTH 5 ... South Atlantic 1 ... Delaware 2 ... Maryland 3 ... District of Columbia 4 ... Virginia 5 ... West Virginia 6 ... North Carolina 7 ... South Carolina 8 ... Georgia 9 ... Florida 6 ... East South Central 1 ... Kentucky 2 ... Tennessee 3 ... Alabama 4 ... Mississippi 7 ... West South Central 1 ... Arkansas 2 ... Louisiana 3 ... Oklahoma 4 ... Texas 22 1 Region - Continued 23-24 2 Division and State Subcode - Continued 4 ... WEST 8 ... Mountain 1 ... Montana 2 ... Idaho 3 ... Wyoming 4 ... Colorado 5 ... New Mexico 6 ... Arizona 7 ... Utah 8 ... Nevada 9 ... Pacific 1 ... Washington 2 ... Oregon 3 ... California 4 ... ALaska 5 ... Hawaii 25-26 2 Expanded State of Residence This item is designed to separately identify New York city records from upstate New York records. 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... New York city 35 ... North Carolina 36 ... North Dakota 37 ... Ohio 38 ... Oklahoma 39 ... Oregon 40 ... Pennsylvania 41 ... Rhode Island 42 ... South Carolina 43 ... South Dakota 44 ... Tennessee 45 ... Texas 46 ... Utah 47 ... Vermont 48 ... Virginia 49 ... Washington 50 ... West Virginia 51 ... Wisconsin 52 ... Wyoming 53-58,60 ... Foreign Residents 53 ... Puerto Rico 54 ... Virgin Island 55 ... Guam 56 ... Canada 57 ... Cuba 58 ... Mexico 60 ... Remainder of the world 27-28 2 State of Residence 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illlnois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... North Carolina 35 ... North Dakota 36 ... Ohio 37 ... Oklahoma 38 ... Oregon 39 ... Pennsylvania 40 ... Rhode Island 41 ... South Carolina 42 ... South Dakota 43 ... Tennessee 44 ... Texas 45 ... Utah 46 ... Vermont 47 ... Virginia 48 ... Washington 49 ... West Virginia 50 ... Wisconsin 51 ... Wyoming 52-57,59 .. Foreign Residents 52 ... Puerto Rico 53 ... Virgin Islands 54 ... Guam 55 ... Canada 56 ... Cuba 57 ... Mexico 59 ... Remainder of the world 29-31 3 County of Residence Because of confidentiality concerns, counties with a population less than 250,000 cannot be identified on the public-use file. 001-nnn ... Counties and county equivalents (independent and coextensive cities) are numbered alphabetically within each State. (Note: To uniquely identify a county, both the State and county codes must be used.) 999 ... County with tess than 250,000 population ZZZ ... Foreign residents 32-34 3 City of Residence Because of confidentiality concerns, cities with a population less than 250,000 cannot be identified on the public-use fire. 001-nnn ... Cities are numbered alphabetically within each State. (Note: To uniquely identify a city, both the State and city codes must be used.) 999 ... Entire county, Balance of County, or city less than 250,000 poputation ZZZ ... Foreign residents 35 1 Reserved position 36 1 Detail Race of Child 1 ... White 2 ... Black 3 ... American Indian (includes Aleuts and Eskimos) 4 ... Chinese 5 ... Japanese 6 ... Hawaiian (includes Part-Hawaiian) 7 ... Filipino 8 ... Other Asian or Pacific Islander 0 ... Other races 37 1 Race of Child Recode 3 1 ... White 2 ... Races other than White or Black 3 ... Black 38 1 Sex of Child 1 ... Male 2 ... Female 39-40 2 Detail Gestation in Weeks 17-52 ... 17th through 52nd week of gestation 99 ... Gestation not stated 41-42 2 Gestation Recode 10 01 ... Under 20 weeks 02 ... 20 - 27 weeks 03 ... 28 - 31 weeks 04 ... 32 - 35 weeks 05 ... 36 weeks 06 ... 37 - 39 weeks 07 ... 40 weeks 08 ... 41 weeks 09 ... 42 weeks and over 10 ... Gestation not stated 43-46 4 Birth weight - Detail in Grams 0227-8165 ... Number of grams 9999 ... Birth weight not stated 47-48 2 Birth weight Recode 14 01 ... 499 grams or less 02 ... 500 - 749 grams 03 ... 750 - 999 grams 04 ... 1000 - 1249 grams 05 ... 1250 - 1499 grams 06 ... 1500 - 1999 grams 07 ... 2000 - 2499 grams 08 ... 2500 - 2999 grams 09 ... 3000 - 3499 grams 10 ... 3500 - 3999 grams 11 ... 4000 - 4499 grams 12 ... 4500 - 4999 grams 13 ... 5000 - 8165 grams 14 ... Birth weight not stated 49 1 Birth weight Recode 3 1 ... 2499 grams or less 2 ... 2500 grams or more 3 ... Birth weight not stated 50 1 Plurality - Detail 1 ... Single Birth 2 ... Twin 3 ... Other Multiple Births Tape Positions 51 - 193 1988 Birth Cohort Denominator Record and Natality Section of Linked Record Tape Field Location Size Item and Code Outline 51-52 2 One Minute Apgar Score 00-10 ... A score of 0-10 99 ... One minute Apgar score unknown or not stated 53-54 2 Five Minute Apgar Score 00-10 ... A score of 0-10 99 ... Five minute Apgar score unknown or not stated 55-56 2 Origin or Descent of Mother The Technical Appendix contains a table that shows which States report Detail Ethnicity (codes 01-24, 99), which States report Hispanic Origin or Descent (codes 00-05, 99), and which States do not report either item (code 88). 00 ... Non - Hispanic 01 ... Mexican 02 ... Puerto Rican 03 ... Cuban 04 ... Central or South American 05 ... Other and Unknown Hispanic 06 ... American 07 ... American Indian 08 ... British, Scottish, Welsh, Scotch-Irish 09 ... Irish 10 ... German 11 ... French 12 ... Norwegian, Swedish, Danish 13 ... Polish 14 ... Italian 15 ... Other North, Central and South American 16 ... Other Western European 17 ... Other Northern European 18 ... Other Eastern European 19 ... Other Southern European (excluding Spain) 20 ... Southeast Asian and Pacific Islander 21 ... South Central Asian 22 ... Other Asian 23 ... North African 24 ... Other African 88 ... Origin or descent of Mother not reported 99 ... Origin or descent of Mother not classifiable 57 1 Detail Race of Mother 1 ... White 2 ... Black 3 ... American Indian (includes Aleuts and Eskimos) 4 ... Chinese 5 ... Japanese 6 ... Hawaiian (includes Part-Hawaiian) 7 ... Filipino 8 ... Other Asian or Pacific Islander 0 ... Other races 9 ... Race of Mother not stated 58-59 2 Detail Age of Mother 10-49... Age in single years 60-61 2 Age of Mother Recode 12 01 ... Under 15 years 03 ... 15 years 04 ... 16 years 05 ... 17 years 06 ... 18 years 07 ... 19 years 08 ... 20 - 24 years 09 ... 25 - 29 years 10 ... 30 - 34 years 11 ... 35 - 39 years 12 ... 40 - 44 years 13 ... 45 - 49 years 62-63 2 Mother's Education - Detail 00 ... No formal education 01-08 ... Years of elementary school 09 ... 1 year of high school 10 ... 2 years of high school 11 ... 3 years of high school 12 ... 4 years of high school 13 ... 1 year of college 14 ... 2 years of college 15 ... 3 years of college 16 ... 4 years of college 17 ... 5 or more years of college 99 ... Mother's education not stated 64 1 Mother's Education Recode 6 1 ... 0 - 8 years 2 ... 9 - 11 years 3 ... 12 years 4 ... 13 - 15 years 5 ... 16 years and over 6 ... Mother's education not stated 65 1 Marital Status 1 ... Married 2 ... Unmarried 66-67 2 Mother's Place of Birth 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... North Carolina 35 ... North Dakota 36 ... Ohio 37 ... Oklahoma 38 ... Oregon 39 ... Pennsylvania 40 ... Rhode Island 41 ... South Carolina 42 ... South Dakota 43 ... Tennessee 44 ... Texas 46 ... Vermont 47 ... Virginia 48 ... Washington 49 ... West Virginia 50 ... Wisconsin 51 ... Wyoming 52 ... Puerto Rico 53 ... Virgin Islands 54 ... Guam 55 ... Canada 56 ... Cuba 57 ... Mexico 59 ... Remainder of the world 99 ... Mother's place of birth not classifiable 68-69 2 Origin or Descent of Father The Technical Appendix contains a table that shows which States report Detail Ethnicity (codes 01-24, 99), which States report Hispanic Origin or Descent (codes 00-05, 99), and which States do not report either itein (code 88). 00 ... Non - Hispanic 01 ... Mexican 02 ... Puerto Rican 03 ... Cuban 04 ... Central or South American 05 ... Other and Unknown Hispanic 06 ... American 07 ... American Indian 08 ... British, Scottish, Welsh, Scotch-Irish 09 ... irish 10 ... German 11 ... French 12 ... Norwegian, Swedish, Danish 13 ... Polish 14 ... Italian 15 ... Other North, Central and South American 16 ... Other Western European 17 ... Other Northern European 18 ... Other Eastern European 19 ... Other Southern European (excluding Spain) 20 ... Southeast Asian and Pacific Islander 21 ... South Central Asian 22 ... Other Asian 23 ... North African 24 ... Other African 88 ... Origin or decent of Father not reported 99 ... Origin or decent of Father not ctassifiable 70 1 Detail Race of Father 1 ... White 2 ... Black 3 ... American Indian (includes Ateuts and Eskimos) 4 ... Chinese 5 ... Japanese 6 ... Hawaiian (includes Part-Hawaiian) 7 ... Filipino 8 ... Other Asian or Pacific Islander 0 ... Other races 9 ... Race of Father not stated 71-72 2 Detail Age of Father 10-98 ... Age in single years 99 ... Age of Father not stated 73-74 2 Father's Education - Detail 00 ... No formal education 01-08.. Years of elementary school 09 ... 1 year of high school 10 ... 2 years of high school 11 ... 3 years of high school 12 ... 4 years of high school 13 ... 1 year of college 14 ... 2 years of college 15 ... 3 years of college 16 ... 4 years of cotlege 17 ... 5 or more years of college 99 ... Father's education not stated 75 1 Interval Since Last Live Birth 0 ... Not applicable (no previous live birth) 1 ... Zero months (plural birth) 2 ... 1 - 11 months 3 ... 12 - 23 months 4 ... 24 - 35 months 5 ... 36 - 47 months 6 ... 48 - 71 months 7 ... 72 months and over 9 ... Interval since last live birth not stated 76 1 Outcome of Last Pregnancy 0 ... Not applicable (no previous pregnancy) 1 ... Last pregnancy was a live birth 2 ... Last pregnancy was some other termination 9 ... Last pregnancyJs outcome is unknown 77 1 Interval Since Termination of last Pregnancy 0 ... Not applicable (no previous pregnancy) 1 ... Zero months (plural delivery) 2 ... 1 - 11 months 3 ... 12-17 months 4 ... 18 - 23 months 5 ... 24 - 35 months 6 ... 36 - 47 months 7 ... 48- 59 months 8 ... 60 months and over 9 ... Interval since termination of last pregnancy not stated 78-79 2 Detail Month of Pregnancy Prenatal Care Began 01 ... 1st month 02 ... 2nd month 03 ... 3rd month 04 ... 4th month 05 ... 5th month 06 ... 6th month 07 ... 7th month 08 ... 8th month 09 ... 9th month 00 ... No prenatal care 99 ... Month of pregnancy prenatal care began not stated 80 1 Month of Pregnancy Prenatal Care Began Recode 6 1 ... 1st - 2nd month 2 ... 3rd month 3 ... 4th - 6th month 4 ... 7th - 9th month 5 ... No prenatal care 6 ... Month of pregnancy prenatal care began not stated 81-82 2 Total Number of Prenatal Visits 00 ... No prenatal visits 01-49.. Stated number of visits 99 ... Number of prenatal visits not stated 83-84 2 Detail Total Birth Order 01-50 ... Totat number of live births and other terminations 99 ... Total birth order unknown or not stated 85 1 Total Birth Order Recode 9 1 ... First Child 2 ... Second Child 3 ... Third Child 4 ... Fourth Child 5 ... Fifth Child 6 ... Sixth Child 7 ... Seventh Child 8 ... Eighth Child and over 9 ... Total birth order not stated 86-87 2 Detail Live Birth Order 01-50 ... Number of children ever born alive to mother 99 ... Live birth order unknown or not stated 88 1 Live Birth Order Recode 9 1 ... First Child 2 ... Second Child 3 ... Third Child 4 ... Fourth Child 5 ... Fifth Child 6 ... Sixth Child 7 ... Seventh Child 8 ... Eighth Child and over 9 ... Live birth order not stated 89 1 Place of Delivery 1 ... Hospital Births 2 ... Nonhospital Births 3 ... En route or born on arrival (BOA) 9 ... Place of delivery not classifiable 90 1 Attendant at Birth 1 ... Physician 2 ... Midwife 3 ... Attendant specified other than physician or midwife 9 ... Attendant at birth unknown 91 1 Imputed Race of Mother 1 ... White 2 ... Black 3 ... American Indian (includes Aleuts and Eskimos) 4 ... Chinese 5 ... Japinese 6 ... Hawaiian (includes Part-Hawaiian) 7 ... Filipino 8 ... Other Asian or Pacific Islander 0 ... Other races 92-193 102 These positions are contained in the Numerator (Linked) Record only and are reserved for possible additional data. data are added in the future, they wi{{ be included in both files. The record length of the Denominator file would expand, but it is expected that the Numerator record would remain constant. Documentation for the mortality section of the Numerator (Linked) Record begins on the following page. Locations 194-500 contain data from the Death Certificate. Residence items in the Denominator Record and in the natatity section of the Numerator (Linked) Record refer to the usual place of residence of the Mother; whereas in the the mortality section of the Numerator (Linked) Record, these items refer to the residence of the Decedent. Tape Positions 194 - 214 1988 Birth Cohort Denominator Record and Natality Section of Linked Record Tape Field Location Size Item and Code Outline 194-197 4 Year of Death 1988 ... Death occurred in 1988 1989 ... Death occurred in 1989 198 1 Record Type 1 ... RESIDENTS State and County of Occurrence and Residence are the same. 2 ... NONRESIDENTS State and/or County of Occurrence and Residence are different. 199 1 Resident Status 1 ... RESIDENTS State and County of Occurrence and Residen are the same. 2 ... INTRASTATE NONRESIDENTS State of Occurrence and Residence are the same, but County is different. 3 ... INTERSTATE NONRESIDENTS State of Occurrence and Residence are different, but both are in the U.S. 4 ... FOREIGN RESIDENTS State of Occurrence is one of the 50 State or the District of Columbia, but Place of Residence is outside of the U.S. 200-209 10 PLACE OF OCCURRENCE Refer to the Geographic Code Outline in this document for a list of areas and codes available on the Public-use file. 200 1 Region of Occurrence 201-202 2 Division and State Subcode of Occurrence Location 200 is Region. Location 201 is Division and location 202 identifies States within that Division. 1 ... NORTHEAST 1 ... New England 1 ... Maine 2 ... New Hampshire 3 ... Vermont 4 ... Massachusetts 5 ... Rhode IsIand 6 ... Connecticut 2 ... Middle Atlantic 1 ... New York 2 ... New Jersey 3 ... Pennsylvania 2 ... MIDWEST 3 ... East North Central 1 ... Ohio 2 ... Indiana 3 ... Illinois 4 ... Michigan 5 ... Wisconsin 4 ... West North Central 1 ... Minnesota 2 ... Iowa 3 ... Missouri 4 ... North Dakota 5 ... South Dakota 6 ... Nebraska 7 ... Kansas 3 ... SOUTH 5 ... South Atlantic 1 ... Delaware 2 ... Maryland 3 ... District of Columbia 4 ... Virginia 5 ... West Virginia 6 ... North Carolina 7 ... South Carolina 8 ... Georgia 9 ... Florida 6 ... East South Central 1 ... Kentucky 2 ... Tennessee 3 ... Alabama 4 ... Mississippi 7 ... West South Central 1 ... Arkansas 2 ... Louisiana 3 ... Oklahoma 4 ... Texas 200 1 Region- Continued 201-202 2 Division and State Subcode - Continued 4 ... WEST 8 ... Mountain 1 ... Montana 2 ... Idaho 3 ... Wyoming 4 ... Colorado 5 ... New Mexico 6 ... Arizona 7 ... Utah 8 ... Nevada 9 ... Pacific 1 ... Washington 2 ... Oregon 3 ... California 4 ... Alaska 5 ... Hawaii 203-204 2 Expanded State of Occurrence This item is designed to separately identify New York city records from upstate New York records. 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Mary{and 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... New York city 35 ... North Carolina 36 ... North Dakota 37 ... Ohio 38 ... Oklahoma 39 ... Oregon 40 ... Pennsylvania 41 ... Rhode IsLand 42 ... South Carolina 43 ... South Dakota 44 ... Tennessee 45 ... Texas 46 ... Utah 47 ... Vermont 48 ... Virginia 49 ... Washington 50 ... West Virginia 51 ... Wisconsin 52 ... Wyoming 205-206 2 State of Occurrence 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 .. Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... North Carolina 35 ... North Dakota 36 ... Ohio 37 ... Oklahoma 38 ... Oregon 39 ... Pennsylvania 40 ... Rhode Island 41 ... South Carolina 42 ... South Dakota 43 ... Tennessee 44 ... Texas 45 ... Utah 46 ... Vermont 47 ... Virginia 48 ... Washington 49 ... West Virginia 50 ... Wisconsin 51 ... Wyoming 207-209 3 County of Occurrence Due to confidentiality requirements, counties with a population less than 250,000 cannot be identified on the public-use fire. 001-nnn ... Counties and county equivalents (independent and coextensive cities) are numbered alphabetically within each State. (Note: To uniquely identify a county, both the State and county codes must be used.) 999 ... County with less than 250,000 population 210-223 14 PLACE OF RESIDENCE Refer to the Geographic Code Outline in this document for a list of areas and codes available on the public-use file. 210 1 Region of Residence 211-212 2 Division and State Subcode of Residence Location 210 is Region. Location 211 is Division and location 212 identifies States within that Division. 000 ... Foreign Resident 1 ... NORTHEAST 1 ... New EnS}land 1 ... Maine 2 ... New Hampshire 3 ... Vermont 4 ... Massachusetts 5 ... Rhode Island 6 ... Connecticut 2 ... Middle Atlantic 1 ... New York 2 ... New Jersey 3 ... Pennsylvania 2 ... MIDWEST 3 ... East North Central 1 ... Ohio 2 ... Indiana 3 ... Illinois 4 ... Michigan 5 ... Wisconsin 4 ... West North Central 1 ... Minnesota 2 ... Iowa 3 ... Missouri 4 ... North Dakota 5 ... South Dakota 6 ... Nebraska 7 ... Kansas 3 ... SOUTH 5 ... South Atlantic 1 ... Delaware 2 ... Maryland 3 ... District of Columbia 4 ... Virginia 5 ... West Virginia 6 ... North Carolina 7 ... South Carolina 8 ... Georgia 9 ... Florida 6 ... East South Central 1 ... Kentucky 2 ... Tennessee 3 ... Alabama 4 ... Mississippi 7 ... West South Central 1 ... Arkansas 2 ... Louisiana 3 ... Oklahoma 4 ... Texas 210 1 Region - Continued 211-212 2 Division and State Subcode - Continued 4 ... WEST 8 ... Mountain 1 ... Montana 2 ... Idaho 3 ... Wyoming 4 ... Colorado 5 ... New Mexico 6 ... Arizona 7 ... Utah 8 ... Nevada 9 ... Pacific 1 ... Washington 2 ... Oregon 3 ... California 4 ... Alaska 5 ... Hawaii 213-214 2 Expanded State of Residence This item is designed to separately identify New York city records from upstate New York records. 01 ... Alabama 02 ... ALaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... Illinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... New York city 35 ... North Carolina 36 ... North Dakota 37 ... Ohio 38 ... OkLahoma 39 ... Oregon 40 ... Pennsylvania 41 ... Rhode Island 42 ... South Carolina 43 ... South Dakota 44 ... Tennessee 45 ... Texas 46 ... Utah 47 ... Vermont 48 ... Virginia 49 ... Washington 50 ... West Virginia 51 ... Wisconsin 52 ... Wyoming 53-58,60 ... Foreign Residents 53 ... Puerto Rico 54 ... Virgin Island 55 ... Guam 56 ... Canada 57 ... Cuba 58 ... Mexico 60 ... Remainder of the world Tape Positions 215 - 500 1988 Birth Cohort Denominator Record and Natality Section of Linked Record Tape Field Location Size Item and Code Outline 215-216 2 State of Residence 01 ... Alabama 02 ... Alaska 03 ... Arizona 04 ... Arkansas 05 ... California 06 ... Colorado 07 ... Connecticut 08 ... Delaware 09 ... District of Columbia 10 ... Florida 11 ... Georgia 12 ... Hawaii 13 ... Idaho 14 ... lllinois 15 ... Indiana 16 ... Iowa 17 ... Kansas 18 ... Kentucky 19 ... Louisiana 20 ... Maine 21 ... Maryland 22 ... Massachusetts 23 ... Michigan 24 ... Minnesota 25 ... Mississippi 26 ... Missouri 27 ... Montana 28 ... Nebraska 29 ... Nevada 30 ... New Hampshire 31 ... New Jersey 32 ... New Mexico 33 ... New York 34 ... North Carolina 35 ... North Dakota 36 ... Ohio 37 ... Oklahoma 38 ... Oregon 39 ... Pennsylvania 40 ... Rhode Island 41 ... South Carolina 42 ... South Dakota 43 ... Tennessee 44 ... Texas 45 ... Utah 46 ... Vermont 47 ... Virginia 48 ... Washington 49 ... West Virginia 50 ... Wisconsin 51 ... Wyoming 52-57,59 ... Foreign Residents 52 ... Puerto Rico 53 ... Virgin Islands 54 ... Guam 55 ... Canada 56 ... Cuba 57 ... Mexico 59 ... Remainder of the world 217-219 3 County of Residence Due to confidentiality requirements, counties with a population less than 250,000 cannot be identified on the public-use file. 001-nnn ... Counties and county equivalents (independent and coextensive cities) are numbered alphabetically within each State.(Note: To uniquely identify a county, both the State and county codes must be used.) 999 ... County with less than 250,000 population ZZZ ... Foreign residents 220-222 3 City of Residence Due to confidentiality requirements, cities with a population less than 250,000 cannot be identified on the public-use file. 001-nnn ... Cities are numbered alphabetically within each State.(Note:To uniquely identify a city, both the State and city codes must be used.) 999 ... Entire county, Balance of County, or city offess than 250,000 population ZZZ ... Foreign resldents 223-227 5 AGE Age is as counted using the dates of birth and death. For ages less than 2 days and when age could not be counted, the reported age from the death certlficate was used. 223 1 Infant Age Recode 5 1 ... Under 1 hour 2 ... 1 - 23 hours 3 ... 1 - 6 days 4 ... 7 - 27 days (late neonatal) 5 ... 28 days and over (postneonatal) 224-225 2 Infant Aqe Recode 76 00 ... Less than 1 day 01-27... 1 - 27 days 28 ... 4th week 29 ... 5th week 30 ... 6th week 31-76... 7th - 52nd weeks 226-227 2 Infant Age Recode 38 00 ... less than 1 day 01-27... 1 - 27 days 28 ... 1 month 29 ... 2 months 30 ... 3 months 31 ... 4 months 32 ... 5 months 33 ... 6 months 34 ... 7 months 35 ... 8 months 36 ... 9 months 37 ...10 months 38 ... 11 months 228 1 Hospital and Patient Status 1 ... Hospital, Clinic or Medical Center Inpatient 2 ... Hospital, Clinic or Medical Center - Outpatient or admitted to Emergency Room 3 ... Hospital, Clinic or Medical Center Dead on Arrival 4 ... Hospital, Clinic or Medical Center Patient status 5 ... Hospital, Clinic or Medical Center unknown - Patient status not on certificate 6 ... Other Institution providing patient care 7 ... Art other reported entries 8 ... Dead on Arrival - Hospital, Clinic or Medical Center name not giv 9 ... Hospital and patient status not stated 229 1 Autopsy Performed 1 ... Yes 2 ... No 8 ... Autopsy performed not on certificate 9 ... Autopsy performed not stated 230 1 Place of Accident for Causes E850-E869 and E880-E928 Blank ... Causes other than E850-E869 and E880-E928 0 ... Home 1 ... Farm 2 ... Mine and Quarry 3 ... Industrial Place and Premises 4 ... Place for Recreation and Sport 5 ... Street and Highway 6 ... Public Building 7 ... Resident Institution 8 ... Other Specified Places 9 ... Place of accident not specified 231-237 7 UNDERLYING CAUSE OF DEATH 231-234 4 ICD Code (9th Revision) See the "International Classification of Diseases", 1975 Revision, Volume 1. For injuries and poisoning, the external cause is coded (E800-E999) rather than the Nature of Injury (800-999). These positions do not include the letter E for those causes that do not have a 4th digit, location 234 is blank. 235-237 3 61 Infant Cause Recode A recode of the ICD cause code into 61 groups for NCHS publications. Further back in this document is a complete list of recodes and the causes included. 010-680 ... Code range (not inclusive) 238-481 244 MULTIPLE CONDITIONS See the "International Classification of Diseases", 1975 Revision, Volume 1. Both the entity-axis and record-axis conditions are coded according to this revision (9th). 238-239 2 Number of Entity-Axis Conditions 00-20 ... Code range 240-379 140 ENTITY - AXIS CONDITIONS Space has been provided for a maximum of 20 conditions. Each condition takes 7 positions in the record. Records that do not have 20 conditions are blank in the unused area. Positlon 1: Part/line number on certificate 1 ... Part I, line 1 (a) 2 ... Part I, line 2 (b) 3 ... Part I~ line 3 (c) 4 ... Part I, line 4 (d) 5 ... Part I, line 5 (e) 6 ... Part It Position 2: Sequence of condition within part/line 1-7 ... Code range Position 3 - 6: Condition code (ICD 9th Revision) Position 7: Nature of Injury Flag 1 ... Indicates that the code in positions 3-6 is a Nature of injury code 0 ... All other codes 240-246 7 1st Condition 247-253 7 2nd Condition 254-260 7 3rd Condition 261-267 7 4th Condition 268-274 7 5th Condition 275-281 7 6th Condition 282-288 7 7th Condition 289-295 7 8th Condition 296-302 7 9th Condition 303-309 7 loth Condition 310-316 7 11th Condition 317-323 7 12th Condition 324-330 7 13th Condition 331-337 7 14th Condition 338-344 7 15th Condition 345-351 7 16th Condition ENTITY - AXIS CONDITIONS - continued 352-358 7 17th Condition 359-365 7 18th Condition 366-372 7 19th Condition 373-379 7 20th Condition 380-381 2 Number of Record-Axis Conditions 00-20 ... Code range 382-481 100 RECORD - AXIS CONDITIONS Space has been provided for a maximum of 20 condition Each condition takes 5 positions in the record. Records that do not have 20 conditions are blank in the unused area. Position 1-4: Condition Code (ICD 9th Revision) Position 5: Nature of Injury Flag 1 ... Indicates that the code in positions 1-4 is a Nature of Injury code 0 ... All other codes 382-386 5 1st Condition 387-391 5 2nd Condition 392-396 5 3rd Condition 397-401 5 4th Condition 402-406 5 5th Condition 407-411 5 6th Condition 412-416 5 7th Condition 417-421 5 8th Condition 422-426 5 9th Condition 427-431 5 loth Condition 432-436 5 11th Condition 437-441 5 12th Condition 442-446 5 13th Condition 447-451 5 14th Condition 452-456 5 15th Condition 457-461 5 16th Condition 462-466 5 17th Condition 467-471 5 18th Condition 472-476 5 19th Condition 477-481 5 20th Condition 482-500 19 Reserved positions