Summary statistics for natl2017 dataset : by Jean Roth , jroth@nber.org , 19 Sep 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- dob_yy | 3,864,754 2017 0 2017 2017 dob_mm | 3,864,754 6.581712 3.412978 1 12 dob_tt | 3,864,754 1230.592 642.1939 0 9999 dob_wk | 3,864,754 4.05747 1.852182 1 7 bfacil | 3,864,754 1.035093 .3183795 1 9 -------------+--------------------------------------------------------- f_facility | 3,864,754 .8755794 .3300608 0 1 bfacil3 | 3,864,754 1.01649 .1277602 1 3 mage_impflg | 490 1 0 1 1 mage_repflg | 67 1 0 1 1 mager | 3,864,754 28.84684 5.815096 12 50 -------------+--------------------------------------------------------- mager14 | 3,864,754 9.321627 1.334247 1 14 mager9 | 3,864,754 4.369977 1.198137 1 9 mbstate_rec | 3,864,754 1.236208 .4294179 1 3 restatus | 3,864,754 1.32444 .5293256 1 4 mrace31 | 3,864,754 1.639462 1.799545 1 31 -------------+--------------------------------------------------------- mrace6 | 3,864,754 15.35382 11.26269 10 61 mrace15 | 3,864,754 1.946835 2.666365 1 15 mbrace | 3,864,754 1.423512 .8535603 1 4 mraceimp | 0 mhisp_r | 3,864,754 .6061731 1.460634 0 9 -------------+--------------------------------------------------------- f_mhisp | 3,864,754 .9976203 .0487242 0 1 mracehisp | 3,864,754 2.936681 2.536302 1 8 mar_p | 0 dmar | 3,391,934 1.400872 .4900752 1 2 mar_imp | 1,912 1 0 1 1 -------------+--------------------------------------------------------- f_mar_p | 3,864,754 .8755794 .3300608 0 1 meduc | 3,864,754 4.384166 1.803503 1 9 f_meduc | 3,864,754 .9976203 .0487242 0 1 fagerpt_flg | 3,954 1 0 1 1 fagecomb | 3,864,754 39.65672 22.6746 1 99 -------------+--------------------------------------------------------- fagerec11 | 3,864,753 5.65402 2.351488 1 11 frace31 | 3,864,754 19.23107 37.51813 1 99 frace6 | 3,864,754 2.863665 3.05015 1 9 frace15 | 3,864,754 19.46361 37.44836 1 99 fbrace | 0 -------------+--------------------------------------------------------- fhisp_r | 3,864,754 1.626355 3.07127 0 9 f_fhisp | 3,864,754 .9976203 .0487242 0 1 fracehisp | 3,864,754 3.57924 2.932199 1 9 feduc | 3,864,754 4.899172 2.319476 1 9 priorlive | 3,864,754 1.297926 4.193025 0 99 -------------+--------------------------------------------------------- priordead | 3,864,754 .2504687 4.814 0 99 priorterm | 3,864,754 .708937 5.383552 0 99 lbo_rec | 3,864,754 2.160737 1.326652 1 9 tbo_rec | 3,864,754 2.569707 1.647407 1 9 illb_r | 3,864,754 398.1727 418.5853 3 999 -------------+--------------------------------------------------------- illb_r11 | 3,864,754 39.50102 41.37846 0 99 ilop_r | 3,864,754 753.1949 325.409 3 999 ilop_r11 | 3,864,754 74.59154 32.31716 0 99 ilp_r | 3,864,754 418.0464 435.5375 3 999 ilp_r11 | 3,864,754 41.55521 43.00162 0 99 -------------+--------------------------------------------------------- precare | 3,864,754 5.352928 15.2384 0 99 f_mpcb | 3,864,754 .9976203 .0487242 0 1 precare5 | 3,864,754 1.403052 .8599062 1 5 previs | 3,864,754 13.51412 14.39717 0 99 previs_rec | 3,864,754 6.937248 2.074883 1 12 -------------+--------------------------------------------------------- f_tpcv | 3,864,754 .9976203 .0487242 0 1 wic | 0 f_wic | 3,864,754 .9976203 .0487242 0 1 cig_0 | 3,864,754 1.660265 8.395684 0 99 cig_1 | 3,864,754 1.207632 7.719377 0 99 -------------+--------------------------------------------------------- cig_2 | 3,864,754 1.035147 7.512743 0 99 cig_3 | 3,864,754 .9693393 7.437904 0 99 cig0_r | 3,864,754 .2266527 .7981379 0 6 cig1_r | 3,864,754 .1618693 .6786917 0 6 cig2_r | 3,864,754 .1347423 .6235975 0 6 -------------+--------------------------------------------------------- cig3_r | 3,864,754 .1243771 .6010323 0 6 f_cigs_0 | 3,864,754 .9976203 .0487242 0 1 f_cigs_1 | 3,864,754 .9976203 .0487242 0 1 f_cigs_2 | 3,864,754 .9976203 .0487242 0 1 f_cigs_3 | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- cig_rec | 0 f_tobaco | 3,864,754 .9976203 .0487242 0 1 m_ht_in | 3,864,754 64.32737 3.856898 30 99 f_m_ht | 3,864,754 .9976203 .0487242 0 1 bmi | 3,864,754 28.81146 13.20632 13 99.9 -------------+--------------------------------------------------------- bmi_r | 3,864,754 3.096845 1.525183 1 9 pwgt_r | 3,864,754 176.827 131.0699 75 999 f_pwgt | 3,864,754 .9976203 .0487242 0 1 dwgt_r | 3,864,754 200.4376 110.0138 100 999 f_dwgt | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- wtgain | 3,864,754 31.96191 19.45497 0 99 wtgain_rec | 3,864,754 3.470319 1.600629 1 9 f_wtgain | 3,864,754 .9976203 .0487242 0 1 rf_pdiab | 0 rf_gdiab | 0 -------------+--------------------------------------------------------- rf_phype | 0 rf_ghype | 0 rf_ehype | 0 rf_ppterm | 0 f_rf_pdiab | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_rf_gdiab | 3,864,754 .9976203 .0487242 0 1 f_rf_phyper | 3,864,754 .9976203 .0487242 0 1 f_rf_ghyper | 3,864,754 .9976203 .0487242 0 1 f_rf_eclamp | 3,864,754 .9619013 .1914345 0 1 f_rf_ppb | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- rf_inftr | 0 rf_fedrg | 0 rf_artec | 0 f_rf_inf_drg | 3,864,754 .9619013 .1914345 0 1 f_rf_inf_art | 3,864,754 .9619013 .1914345 0 1 -------------+--------------------------------------------------------- rf_cesar | 0 rf_cesarn | 3,864,754 .3495568 3.632847 0 99 f_rf_cesar | 3,864,754 .9976203 .0487242 0 1 f_rf_ncesar | 3,864,754 .9976203 .0487242 0 1 no_risks | 3,864,754 .706647 .5270957 0 9 -------------+--------------------------------------------------------- ip_gon | 0 ip_syph | 0 ip_chlam | 0 ip_hepatb | 0 ip_hepatc | 0 -------------+--------------------------------------------------------- f_ip_gonor | 3,864,754 .9976203 .0487242 0 1 f_ip_syph | 3,864,754 .9976203 .0487242 0 1 f_ip_chlam | 3,864,754 .9976203 .0487242 0 1 f_ip_hepatb | 3,864,754 .9976203 .0487242 0 1 f_ip_hepatc | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- no_infec | 3,864,754 .9938144 .4407844 0 9 ob_ecvs | 0 ob_ecvf | 0 f_ob_succ | 3,864,754 .9976203 .0487242 0 1 f_ob_fail | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- ld_indl | 0 ld_augm | 0 ld_ster | 0 ld_antb | 0 ld_chor | 0 -------------+--------------------------------------------------------- ld_anes | 0 f_ld_indl | 3,864,754 .9976203 .0487242 0 1 f_ld_augm | 3,864,754 .9976203 .0487242 0 1 f_ld_ster | 3,864,754 .9976203 .0487242 0 1 f_ld_antb | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_ld_chor | 3,864,754 .9976203 .0487242 0 1 f_ld_anes | 3,864,754 .9976203 .0487242 0 1 no_lbrdlv | 3,864,754 .1692178 .4314532 0 9 me_pres | 0 me_rout | 0 -------------+--------------------------------------------------------- me_trial | 0 f_me_pres | 3,864,754 .9976203 .0487242 0 1 f_me_rout | 3,864,754 .9976203 .0487242 0 1 f_me_trial | 3,864,754 .9976203 .0487242 0 1 rdmeth_rec | 3,864,754 1.801826 1.175467 1 9 -------------+--------------------------------------------------------- dmeth_rec | 3,864,754 1.32431 .5017613 1 9 f_dmeth_rec | 3,864,754 .9976203 .0487242 0 1 mm_mtr | 0 mm_plac | 0 mm_rupt | 0 -------------+--------------------------------------------------------- mm_uhyst | 0 mm_aicu | 0 f_mm_mtr | 3,864,754 .9976203 .0487242 0 1 f_mm_ | 3,864,754 .9976203 .0487242 0 1 f_mm_rupt | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_mm_uhyst | 3,864,754 .9976203 .0487242 0 1 f_mm_aicu | 3,864,754 .9976203 .0487242 0 1 no_mmorb | 3,864,754 .9954703 .2921375 0 9 attend | 3,864,754 1.322712 .7690284 1 9 mtran | 0 -------------+--------------------------------------------------------- pay | 3,864,754 1.83579 1.279669 1 9 pay_rec | 3,864,754 1.73456 .9211578 1 9 f_pay | 3,864,754 .570236 .4950424 0 1 f_pay_rec | 3,864,754 .9976203 .0487242 0 1 apgar5 | 3,864,754 9.133422 5.619173 0 99 -------------+--------------------------------------------------------- apgar5r | 3,864,754 3.838003 .4552449 1 5 f_apgar5 | 3,864,754 .9976203 .0487242 0 1 apgar10 | 3,864,754 87.08804 8.871287 0 99 apgar10r | 3,864,754 4.970597 .290235 1 5 dplural | 3,864,754 1.035387 .1910564 1 5 -------------+--------------------------------------------------------- imp_plur | 231 1 0 1 1 setorder_r | 3,864,754 8.743343 1.365488 1 9 sex | 0 imp_sex | 69 1 0 1 1 dlmp_mm | 3,864,754 11.05534 20.03802 1 99 -------------+--------------------------------------------------------- dlmp_yy | 3,864,754 2380.13 1665.043 2015 9999 compgst_imp | 71,820 1 0 1 1 obgest_flg | 209,502 1 0 1 1 combgest | 3,864,754 38.64638 2.97471 17 99 gestrec10 | 3,864,754 7.029792 2.87431 1 99 -------------+--------------------------------------------------------- gestrec3 | 3,864,754 1.884556 .3218383 1 3 lmpused | 2,315 1 0 1 1 oegest_comb | 3,864,754 38.50661 2.682753 17 99 oegest_r10 | 3,864,754 6.896164 2.76274 1 99 oegest_r3 | 3,864,754 1.901543 .3003774 1 3 -------------+--------------------------------------------------------- dbwt | 3,864,754 3267.421 621.3036 227 9999 bwtr12 | 3,864,754 7.030996 1.223563 1 12 bwtr4 | 3,864,754 2.904112 .3410383 1 4 ab_aven1 | 0 ab_aven6 | 0 -------------+--------------------------------------------------------- ab_nicu | 0 ab_surf | 0 ab_anti | 0 ab_seiz | 0 f_ab_vent | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_ab_vent6 | 3,864,754 .9976203 .0487242 0 1 f_ab_nicu | 3,864,754 .9976203 .0487242 0 1 f_ab_surfac | 3,864,754 .9976203 .0487242 0 1 f_ab_antibio | 3,864,754 .9976203 .0487242 0 1 f_ab_seiz | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- no_abnorm | 3,864,754 .8990381 .3942736 0 9 ca_anen | 0 ca_mnsb | 0 ca_cchd | 0 ca_cdh | 0 -------------+--------------------------------------------------------- ca_omph | 0 ca_gast | 0 f_ca_anen | 3,864,754 .9976203 .0487242 0 1 f_ca_menin | 3,864,754 .9976203 .0487242 0 1 f_ca_heart | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_ca_hernia | 3,864,754 .9976203 .0487242 0 1 f_ca_ompha | 3,864,754 .9976203 .0487242 0 1 f_ca_gastro | 3,864,754 .9976203 .0487242 0 1 ca_limb | 0 ca_cleft | 0 -------------+--------------------------------------------------------- ca_clpal | 0 ca_downs | 0 ca_disor | 0 ca_hypo | 0 f_ca_limb | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- f_ca_cleftlp | 3,864,754 .9976203 .0487242 0 1 f_ca_cleft | 3,864,754 .9976203 .0487242 0 1 f_ca_downs | 3,864,754 .9976203 .0487242 0 1 f_ca_chrom | 3,864,754 .9976203 .0487242 0 1 f_ca_hypos | 3,864,754 .9976203 .0487242 0 1 -------------+--------------------------------------------------------- no_congen | 3,864,754 1.006751 .2918549 0 9 itran | 0 ilive | 0 bfed | 0 f_bfed | 3,864,754 .8467481 .3602302 0 1 -------------+--------------------------------------------------------- ubfacil | 0 urf_diab | 0 urf_chyper | 0 urf_phyper | 0 urf_eclam | 0 -------------+--------------------------------------------------------- ume_forcep | 0 ume_vac | 0 uop_induc | 0 uld_breech | 0 uca_anen | 0 -------------+--------------------------------------------------------- uca_spina | 0 uca_ompha | 0 uca_cleftlp | 0 uca_hernia | 0 uca_downs | 0 by Jean Roth , jroth@nber.org , 19 Sep 2018