Linked Birth/Infant Death Data Set - 1996 Birth Cohort Data List of Data Elements and Locations Denominator- Numerator File Unlinked Data Items Plus File Birth Death File 1. General a. Match status 1 1 -- 1 b. Infant death number 2-6 2-6- -- -- c. Year of birth 7-10 7-10 -- -- d. Year of death -- -- 524-527 524-527 e. Resident status 11 11 505 505 f. Record weight 223-230 -- 223-230 -- 2. Occurrence a. FIPS state 14-15 14-15 508-509 508-509 b. FIPS county 16-18 16-18 510-512 510-512 3. Residence a. FIPS state 19-20 19-20 513-514 513-514 b. FIPS county 21-23 21-23 515-517 515-517 c. FIPS place 24-28 24-28 518-522 518-522 d. NCHS state 12-13 12-13 506-507 506-507 4. Infant a. Age 211-214 -- 211-214 211-214+ b. Race -- -- -- 35-38* c. Sex 78-79 78-79 -- 78-79* d. Gestation 70-77 70-77 -- -- e. Birthweight 80-87 80-87 -- -- f. Plurality 88-89 88-89 -- -- g. Apgar score 90-91 90-91 -- -- h. Day of week of birth/death 209 209 532 532 i. Month of birth/death 205-206 205-206 528-529 528-529 5. Mother a. Age 29-32 29-32 -- -- b. Race 35-38 35-38 -- -- c. Education 39-41 39-41 -- -- d. Marital status 42-43 42-43 -- -- e. Place of birth 44-46 44-46 -- -- f. Hispanic origin 33-34 33-34 -- -- 6. Father a. Age 60-62 60-62 -- -- b. Race 65-66 65-66 -- -- c. Hispanic origin 63-64 63-64 -- -- Linked Birth/Infant Death Data Set - 1996 Birth Cohort Data List of Data Elements and Locations Denominator- Numerator File Unlinked Data Items Plus File Birth Death File 7. Pregnancy items a. Month prenatal care began 51-53 51-53 -- -- b. Number of prenatal visits 54-55 54-55 -- -- c. Adequacy of care recode 56 56 -- -- d. Total birth order 47-48 47-48 -- -- e. Live birth order 49-50 49-50 -- -- 8. Medical and Health Data a. Method of delivery 92-99 92-99 -- -- b. Medical risk factors 100-117 100-117 -- -- c. Other risk factors Tobacco 118-121 118-121 -- -- Alcohol 122-125 122-125 -- -- Weight gain during pregnancy 126-128 126-128 -- -- d. Obstetric procedures 129-136 129-136 -- -- e. Complications of labor and/or delivery 137-153 137-153 -- -- f. Abnormal conditions of the newborn 154-163 154-163 -- -- g. Congenital anomalies 164-186 164-186 -- -- h. Underlying cause of death 216-219 216-219 i. 61 Infant cause recode 220-222 220-222 j. Multiple conditions 261-504 261-504 9. Other items a. Place of delivery 67 67 -- -- b. Attendant at birth 68 68 -- -- c. Hospital and patient status -- -- 523 523 e. Place of accident -- -- 215 215 f. Residence reporting flags 187-203 187-203 -- -- + For the unlinked file, date of birth as reported on the death certificate is used to generate age at death. See section on Changes Beginning with 1995 Data for explanation. * For the unlinked file, these items are from the death certificate. See section on Changes Beginning with 1995 Data for explanation.