_dta: 1. natl2014 data set up by Jean Roth, jroth@nber.org Tue Oct 25 11:43:53 EDT 2016 obs: 3,998,175 vars: 241 25 Oct 2016 11:57 size: 1,027,530,975 (_dta has notes) ------------------------------------------------------------------------------------------------------------------------------------------------------------------- storage display value variable name type format label variable label ------------------------------------------------------------------------------------------------------------------------------------------------------------------- dob_yy int %8.0g Birth Year 2014 Year of birth dob_mm byte %8.0g Birth Month 01 January dob_tt int %8.0g Time of Birth 0000-2359 Time of Birth dob_wk byte %8.0g Birth Day of Week 1 Sunday bfacil byte %8.0g Birth Place 1 Hospital f_facility byte %8.0g Reporting Flag for Birth Place 0 Non-Reporting bfacil3 byte %8.0g Facility Recode 1 In Hospital mage_impflg byte %8.0g Mother's Age Imputed Blank Age not imputed mage_repflg byte %8.0g Reported Age of Mother Used Flag Blank Reported age not used mager byte %8.0g Mother's Single Years of Age 12 10 -- 12 years mager14 byte %8.0g Mother's Age Recode 14 01 Under 15 Years mager9 byte %8.0g Mother's Age Recode 9 1 Under 15 years mbstate_rec byte %8.0g Mother's Nativity 1 Born in the U.S. (50 US States) restatus byte %8.0g Residence Status mrace31 byte %8.0g Mother's Race Recode 31 mrace6 byte %8.0g Mother's Race Recode 6 mrace15 byte %8.0g Mother's Race Recode 15 mbrace byte %8.0g Bridged Race Mother mraceimp str1 %9s Mother's Race Imputed Flag Blank Mother's race not imputed mhisp_r byte %8.0g Mother's Hispanic Origin Recode 0 Non-Hispanic f_mhisp byte %8.0g Reporting Flag for Mother's Origin 0 Non-Reporting mracehisp byte %8.0g Mother's Race/Hispanic Origin 1 Non-Hispanic White (only) mar_p str1 %9s Paternity Acknowledged Y Yes dmar byte %8.0g Marital Status mar_imp byte %8.0g Mother's Marital Status Imputed Blank Marital Status not imputed f_mar_p byte %8.0g Reporting Flag for Paternity Acknowledged 0 Non-Reporting meduc byte %8.0g Mother's Education 1 8th grade or less f_meduc byte %8.0g Reporting Flag for Education of Mother 0 Non-Reporting fagerpt_flg byte %8.0g Father's Reported Age Used Blank Father's reported age not u fagecomb byte %8.0g Father's Combined Age (Revised) 09-98 Father's combined age in ye fagerec11 byte %8.0g Father's Age Recode 11 01 Under 15 years frace31 byte %8.0g Father's Race Recode 31 01 White (only) [only one race frace6 byte %8.0g Father's Race Recode 6 1 White (only) frace15 byte %8.0g Father's Race Recode 15 01 White (only) fbrace byte %8.0g Bridged Race Father 1 White fhisp_r byte %8.0g Father's Hispanic Origin Recode 0 Non-Hispanic f_fhisp byte %8.0g Reporting Flag for Father's Origin 0 Non-Reporting fracehisp byte %8.0g Father's Race/Hispanic Origin 1 Non-Hispanic White (only) feduc byte %8.0g Father's Education 1 8th grade or less priorlive byte %8.0g Prior Births Now Living 00-30 Number of children still li priordead byte %8.0g Prior Births Now Dead 00-30 Number of children dead fro priorterm byte %8.0g Prior Other Terminations 00-30 Number other terminations lbo_rec byte %8.0g Live Birth Order Recode 1-7 Number of live birth order. tbo_rec byte %8.0g Total Birth Order Recode 1-7 Number of total birth order illb_r int %8.0g Interval Since Last Live Birth Recode 000-003 Plural delivery illb_r11 byte %8.0g Interval Since Last Live Birth Recode 11 00 Zero to 3 months (plural de ilop_r int %8.0g Interval Since Last Other Pregnancy Recode 000-003 Plural delivery ilop_r11 byte %8.0g Interval Since Last Other Pregnancy Recode 11 00 Zero to 3 months (plural de ilp_r int %8.0g Interval Since Last Pregnancy Recode 000-003 Plural delivery ilp_r11 byte %8.0g Interval Since Last Pregnancy Recode 11 00 Zero to 3 months (plural de precare byte %8.0g Month Prenatal Care Began 00 No prenatal care f_mpcb byte %8.0g Reporting Flag for Month Prenatal Care Began 0 Non-Reporting precare5 byte %8.0g Month Prenatal Care Began Recode 1 1st to 3rd month previs byte %8.0g Number of Prenatal Visits (Revised only) 00-98 Number of prenatal visits previs_rec byte %8.0g Number of Prenatal Visits Recode 01 No visits f_tpcv byte %8.0g Reporting Flag for Total Prenatal Care Visits 0 Non-Reporting wic str1 %9s WIC Y Yes f_wic byte %8.0g Reporting Flag for WIC 0 Non-Reporting cig_0 byte %8.0g Cigarettes Before Pregnancy 00-97 Number of cigarettes daily cig_1 byte %8.0g Cigarettes 1st Trimester 00-97 Number of cigarettes daily cig_2 byte %8.0g Cigarettes 2nd Trimester 00-97 Number of cigarettes daily cig_3 byte %8.0g Cigarettes 3rd Trimester 00-97 Number of cigarettes daily cig0_r byte %8.0g Cigarettes Before Pregnancy Recode 0 Nonsmoker cig1_r byte %8.0g Cigarettes 1st Trimester Recode 0 Nonsmoker cig2_r byte %8.0g Cigarettes 2nd Trimester Recode 0 Nonsmoker cig3_r byte %8.0g Cigarettes 3rd Trimester Recode 0 Nonsmoker f_cigs_0 byte %8.0g Reporting Flag for Cigarettes before Pregnancy 0 Non-Reporting f_cigs_1 byte %8.0g Reporting Flag for Cigarettes 1st Trimester 0 Non-Reporting f_cigs_2 byte %8.0g Reporting Flag for Cigarettes 2nd Trimester 0 Non-Reporting f_cigs_3 byte %8.0g Reporting Flag for Cigarettes 3rd Trimester 0 Non-Reporting cig_rec str1 %9s Cigarette Recode (Revised) Y Yes f_tobaco byte %8.0g Reporting Flag for Tobacco use 0 Non-Reporting m_ht_in byte %8.0g Mother's Height in Total Inches 30-78 Height in inches f_m_ht byte %8.0g Reporting Flag for Mother's Height 0 Non-Reporting bmi double %10.0g Body Mass Index 13.0-69.9 Body Mass Index bmi_r byte %8.0g Body Mass Index Recode 1 Underweight <18.5 pwgt_r int %8.0g Pre-pregnancy Weight Recode 075-375 Weight in pounds f_pwgt byte %8.0g Reporting Flag for Pre-pregnancy Weight 0 Non-Reporting dwgt_r int %8.0g Delivery Weight Recode 100-400 Weight in pounds f_dwgt byte %8.0g Reporting Flag for Delivery Weight 0 Non-Reporting wtgain byte %8.0g Weight Gain 00-97 Weight gain in pounds wtgain_rec byte %8.0g Weight Gain Recode 1 Less than 11 pounds f_wtgain byte %8.0g Reporting Flag for Weight Gain 0 Non-Reporting rf_pdiab str1 %9s Pre-pregnancy Diabetes Y Yes rf_gdiab str1 %9s Gestational Diabetes Y Yes rf_phype str1 %9s Pre-pregnancy Hypertension Y Yes rf_ghype str1 %9s Gestational Hypertension Y Yes rf_ehype str1 %9s Hypertension Eclampsia Y Yes rf_ppterm str1 %9s Previous Preterm Birth Y Yes f_rf_pdiab byte %8.0g Reporting Flag for Pre-pregnancy Diabetes 0 Non-Reporting f_rf_gdiab byte %8.0g Reporting Flag for Gestational Diabetes 0 Non-Reporting f_rf_phyper byte %8.0g Reporting Flag for Pre-pregnancy Hypertension 0 Non-Reporting f_rf_ghyper byte %8.0g Reporting Flag for Gestational Hypertension 0 Non-Reporting f_rf_eclamp byte %8.0g Reporting Flag for Hypertension Eclampsia 0 Non-Reporting f_rf_ppb byte %8.0g Reporting Flag for Previous Preterm Birth 0 Non-Reporting rf_inftr str1 %9s Infertility Treatment Used Y Yes rf_fedrg str1 %9s Fertility Enhancing Drugs Y Yes rf_artec str1 %9s Asst. Reproductive Technology Y Yes f_rf_inft byte %8.0g Reporting Flag for Infertility Treatment 0 Non-Reporting f_rf_inf_drg byte %8.0g Reporting Flag for Fertility Enhance Drugs 0 Non-Reporting f_rf_inf_art byte %8.0g Reporting Flag for Reproductive Technology 0 Non-Reporting rf_cesar str1 %9s Previous Cesarean Y Yes rf_cesarn byte %8.0g Number of Previous Cesareans 00 None f_rf_cesar byte %8.0g Reporting Flag for Previous Cesarean 0 Non-Reporting f_rf_ncesar byte %8.0g Reporting Flag for Number of Previous Cesareans 0 Non-Reporting no_risks byte %8.0g No Risk Factors Reported 1 True ip_gon str1 %9s Gonorrhea Y Yes ip_syph str1 %9s Syphilis Y Yes ip_chlam str1 %9s Chlamydia Y Yes ip_hepatb str1 %9s Hepatitis B Y Yes ip_hepatc str1 %9s Hepatitis C Y Yes f_ip_gonor byte %8.0g Reporting Flag for Gonorrhea 0 Non-Reporting f_ip_syph byte %8.0g Reporting Flag for Syphilis 0 Non-Reporting f_ip_chlam byte %8.0g Reporting Flag for Chlamydia 0 Non-Reporting f_ip_hepatb byte %8.0g Reporting Flag for Hepatitis B 0 Non-Reporting f_ip_hepatc byte %8.0g Reporting Flag for Hepatitis C 0 Non-Reporting no_infec byte %8.0g No Infections Reported 1 True ob_ecvs str1 %9s Successful External Cephalic Version Y Yes ob_ecvf str1 %9s Failed External Cephalic Version Y Yes f_ob_succ byte %8.0g Reporting Flag for Successful External Cephalic Version0 Non-Reporting f_ob_fail byte %8.0g Reporting Flag for Failed External Cephalic Version 0 Non-Reporting ld_indl str1 %9s Induction of Labor Y Yes ld_augm str1 %9s Augmentation of Labor Y Yes ld_ster str1 %9s Steroids Y Yes ld_antb str1 %9s Antibiotics Y Yes ld_chor str1 %9s Chorioamnionitis Y Yes ld_anes str1 %9s Anesthesia Y Yes f_ld_indl byte %8.0g Reporting Flag for Induction of Labor 0 Non-Reporting f_ld_augm byte %8.0g Reporting Flag for Augmentation of Labor 0 Non-Reporting f_ld_ster byte %8.0g Reporting Flag for Steroids 0 Non-Reporting f_ld_antb byte %8.0g Reporting Flag for Antibiotics 0 Non-Reporting f_ld_chor byte %8.0g Reporting Flag for Chorioamnionitis 0 Non-Reporting f_ld_anes byte %8.0g Reporting Flag for Anesthesia 0 Non-Reporting no_lbrdlv byte %8.0g No Characteristics of Labor Reported 1 True me_pres str1 %9s Fetal Presentation at Delivery 1 Cephalic me_rout str1 %9s Final Route & Method of Delivery 1 Spontaneous me_trial str1 %9s Trial of Labor Attempted (if cesarean) Y Yes f_me_pres byte %8.0g Reporting Flag for Fetal Presentation 0 Non-Reporting f_me_rout byte %8.0g Reporting Flag for Final Route and Method of Deliver 0 Non-Reporting f_me_trial byte %8.0g Reporting Flag for Trial of Labor Attempted 0 Non-Reporting rdmeth_rec byte %8.0g Delivery Method Recode (revised only) 1 Vaginal (excludes vaginal a dmeth_rec byte %8.0g Delivery Method Recode Combined 1 Vaginal f_dmeth_rec byte %8.0g Reporting Flag for Method of Delivery Recode 0 Non-Reporting mm_mtr str1 %9s Maternal Transfusion Y Yes mm_plac str1 %9s Perineal Laceration Y Yes mm_rupt str1 %9s Ruptured Uterus Y Yes mm_uhyst str1 %9s Unplanned Hysterectomy Y Yes mm_aicu str1 %9s Admit to Intensive Care Y Yes f_mm_mtr byte %8.0g Reporting Flag for Maternal Transfusion 0 Non-Reporting f_mm_ byte %8.0g PLAC Reporting Flag for Perineal Laceration 0 Non-Reporting f_mm_rupt byte %8.0g Reporting Flag for Ruptured Uterus 0 Non-Reporting f_mm_uhyst byte %8.0g Reporting Flag for Unplanned Hysterectomy 0 Non-Reporting f_mm_aicu byte %8.0g Reporting Flag for Admission to Intensive Care 0 Non-Reporting no_mmorb byte %8.0g No Maternal Morbidity Reported 1 True attend byte %8.0g Attendant at Birth 1 Doctor of Medicine (MD) mtran str1 %9s Mother Transferred Y Yes pay byte %8.0g Payment Source for Delivery 1 Medicaid pay_rec byte %8.0g Payment Recode 1 Medicaid f_pay byte %8.0g Reporting Flag for Source of Payment 0 Non-Reporting f_pay_rec byte %8.0g Reporting Flag for Payment Recode 0 Non-Reporting apgar5 byte %8.0g Five Minute APGAR Score 00-10 A score of 0-10 apgar5r byte %8.0g Five Minute APGAR Recode 1 A score of 0-3 f_apgar5 byte %8.0g Reporting Flag for Five minute APGAR 0 Non-Reporting apgar10 byte %8.0g Ten Minute APGAR Score 00-10 A score of 0-10 apgar10r byte %8.0g Ten Minute APGAR Recode 1 A score of 0-3 dplural byte %8.0g Plurality Recode 1 Single imp_plur byte %8.0g Plurality Imputed Blank Plurality is imputed setorder_r byte %8.0g Set Order Recode 1 1st sex str1 %9s Sex of Infant M Male imp_sex byte %8.0g Imputed Sex Blank Infant Sex not Imputed dlmp_mm byte %8.0g Last Normal Menses Month 01 January dlmp_yy int %8.0g Last Normal Menses Year nnnn Year of last normal menses compgst_imp byte %8.0g Combined Gestation Imputation Flag Blank Combined Gestation is not i obgest_flg byte %8.0g Obstetric Estimate of Gestation Used Flag Blank Obstetric Estimate is not u combgest byte %8.0g Combined Gestation -- Detail in Weeks 17-47 17th through 47th week of gestrec10 byte %8.0g Combined Gestation Recode 10 01 Under 20 weeks gestrec3 byte %8.0g Combined Gestation Recode 3 1 Under 37 weeks lmpused byte %8.0g Combined Gestation Used Flag Blank Combined gestation not used oegest_comb byte %8.0g Obstetric Estimate Edited 17-47 Weeks of gestation oegest_r10 byte %8.0g Obstetric Estimate Recode10 01 Under 20 weeks oegest_r3 byte %8.0g Obstetric Estimate Recode 3 1 Under 37 weeks dbwt int %8.0g Birth Weight -- Detail in Grams (Edited) 0227-8165 Number of grams bwtr12 byte %8.0g Birth Weight Recode 12 01 0227 - 0499 grams bwtr4 byte %8.0g Birth Weight Recode 4 1 0227 - 1499 grams ab_aven1 str1 %9s Assisted Ventilation (immediately) Y Yes ab_aven6 str1 %9s Assisted Ventilation > 6 hrs Y Yes ab_nicu str1 %9s Admission to NICU Y Yes ab_surf str1 %9s Surfactant Y Yes ab_anti str1 %9s Antibiotics for Newborn Y Yes ab_seiz str1 %9s Seizures Y Yes f_ab_vent byte %8.0g Reporting Flag for Assisted Ventilation (immediately) 0 Non-Reporting f_ab_vent6 byte %8.0g Reporting Flag for Assisted Ventilation >6 hrs 0 Non-Reporting f_ab_nicu byte %8.0g Reporting Flag for Admission to NICU 0 Non-Reporting f_ab_surfac byte %8.0g Reporting Flag for Surfactant 0 Non-Reporting f_ab_antibio byte %8.0g Reporting Flag for Antibiotics 0 Non-Reporting f_ab_seiz byte %8.0g Reporting Flag for Seizures 0 Non-Reporting no_abnorm byte %8.0g No Abnormal Conditions Checked 1 True ca_anen str1 %9s Anencephaly Y Yes ca_mnsb str1 %9s Meningomyelocele / Spina Bifida Y Yes ca_cchd str1 %9s Cyanotic Congenital Heart Disease Y Yes ca_cdh str1 %9s Congenital Diaphragmatic Hernia Y Yes ca_omph str1 %9s Omphalocele Y Yes ca_gast str1 %9s Gastroschisis Y Yes f_ca_anen byte %8.0g Reporting Flag for Anencephaly 0 Non-Reporting f_ca_menin byte %8.0g Reporting Flag for Meningomyelocele/Spina Bifida 0 Non-Reporting f_ca_heart byte %8.0g Reporting Flag for Cyanotic Congenital Heart Disease 0 Non-Reporting f_ca_hernia byte %8.0g Reporting Flag for Congenital Diaphragmatic Hernia 0 Non-Reporting f_ca_ompha byte %8.0g Reporting Flag for Omphalocele 0 Non-Reporting f_ca_gastro byte %8.0g Reporting Flag for Gastroschisis 0 Non-Reporting ca_limb str1 %9s Limb Reduction Defect Y Yes ca_cleft str1 %9s Cleft Lip w/ or w/o Cleft Palate Y Yes ca_clpal str1 %9s Cleft Palate alone Y Yes ca_downs str1 %9s Down Syndrome C Confirmed ca_disor str1 %9s Suspected Chromosomal Disorder C Confirmed ca_hypo str1 %9s Hypospadias Y Yes f_ca_limb byte %8.0g Reporting Flag for Limb Reduction Defect 0 Non-Reporting f_ca_cleftlp byte %8.0g Reporting Flag for Cleft Lip with or without Cleft Palate0 Non-Reporting f_ca_cleft byte %8.0g Reporting Flag for Cleft Plate Alone 0 Non-Reporting f_ca_downs byte %8.0g Reporting Flag for Down Syndrome 0 Non-Reporting f_ca_chrom byte %8.0g Reporting Flag for Suspected Chromosomal Disorder 0 Non-Reporting f_ca_hypos byte %8.0g Reporting Flag for Hypospadias 0 Non-Reporting no_congen byte %8.0g No Congenital Anomalies Checked 1 True itran str1 %9s Infant Transferred Y Yes ilive str1 %9s Infant Living at Time of Report Y Yes bfed str1 %9s Infant Breastfed at Discharge Y Yes f_bfed byte %8.0g Reporting Flag for Breastfed at Discharge 0 Non-Reporting ubfacil byte %8.0g Birth Place 1 Hospital urf_diab byte %8.0g Diabetes 1 Yes urf_chyper byte %8.0g Chronic Hypertension 1 Yes urf_phyper byte %8.0g Pregnancy Associated Hypertension 1 Yes urf_eclam byte %8.0g Eclampsia 1 Yes ume_forcep byte %8.0g Forceps 1 Yes ume_vac byte %8.0g Vacuum 1 Yes uop_induc byte %8.0g Induction of Labor 1 Yes uld_breech byte %8.0g Breech 1 Yes uca_anen byte %8.0g Anencephalus 1 Anomaly reported uca_spina byte %8.0g Spina Bifida / Meningocele 1 Anomaly reported uca_ompha byte %8.0g Omphalocele / Gastroschisis 1 Anomaly reported uca_cleftlp byte %8.0g Cleft Lip / Palate 1 Anomaly reported uca_hernia byte %8.0g Diaphragmatic Hernia 1 Anomaly reported uca_downs byte %8.0g Down Syndrome 1 Anomaly reported ------------------------------------------------------------------------------------------------------------------------------------------------------------------- Sorted by: