Summary statistics for natlterr2009 dataset : by Jean Roth , jroth@nber.org , 22 Dec 2015 Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- revision | 0 dob_yy | 52454 2009 0 2009 2009 dob_mm | 52454 6.68929 3.485959 1 12 dob_wk | 52454 4.028902 1.701306 1 7 oterr | 0 -------------+-------------------------------------------------------- ocntyfips | 52454 354.3103 424.8703 0 999 ocntypop | 52454 4.421283 3.076694 0 9 bfacil | 44833 1.014944 .3237143 1 9 ubfacil | 52454 1.026976 .3555484 1 9 bfacil3 | 52454 1.014089 .1307409 1 3 -------------+-------------------------------------------------------- mage_impflg | 41 1 0 1 1 mage_repflg | 1340 1 0 1 1 mager | 52454 25.55086 6.117199 12 49 mager14 | 52454 8.483624 1.700741 1 13 mager9 | 52454 3.707401 1.253453 1 8 -------------+-------------------------------------------------------- mbcntry | 0 mrterr | 0 mrcnty | 52454 639.5525 459.0859 0 999 rcnty_pop | 0 rectype | 52454 1.59128 .491602 1 2 -------------+-------------------------------------------------------- restatus | 52454 1.596351 .5057114 1 4 mbrace | 44833 1.113644 .3233005 1 9 mrace | 7621 19.8142 25.42231 1 78 mracerec | 52454 1.440805 .9413602 1 4 mraceimp | 0 -------------+-------------------------------------------------------- umhisp | 52454 2.180387 1.738336 0 9 mracehisp | 52454 3.032314 2.198907 1 9 mar | 52454 1.633069 .4819721 1 2 mar_imp | 17 1 0 1 1 meduc | 44833 3.974795 1.668126 1 9 -------------+-------------------------------------------------------- dmeduc | 7621 29.14683 34.1698 0 99 meduc_rec | 7621 3.757775 1.45478 1 6 fagerpt_flg | 1254 1 0 1 1 fagecomb | 44833 30.86456 15.06746 14 99 ufagecomb | 52454 33.24738 18.78658 9 99 -------------+-------------------------------------------------------- fagerec11 | 52454 4.765394 2.192241 1 11 fbrace | 44833 6.066402 21.43483 1 99 fracerec | 52454 1.976074 2.206345 1 9 ufhisp | 52454 2.701987 2.391063 0 9 fracehisp | 52454 3.35248 2.549964 1 9 -------------+-------------------------------------------------------- frace | 7621 40.15615 40.64034 1 99 lbo_rec | 52454 1.925897 1.181981 1 9 tbo_rec | 52454 2.151371 1.395992 1 9 precare | 44833 3.573283 7.585269 0 99 precare_rec | 44833 1.312671 .5976804 1 5 -------------+-------------------------------------------------------- mpcb | 7621 22.16245 38.2118 0 99 mpcb_rec6 | 7621 2.976119 1.851213 1 6 mpcb_rec5 | 7621 2.289726 1.550052 1 5 uprevis | 52454 13.87113 15.86821 0 99 previs_rec | 52454 6.884108 2.003079 1 12 -------------+-------------------------------------------------------- wtgain | 52454 30.25331 20.23207 0 99 wtgain_rec | 52454 3.328135 1.712653 1 9 dfpc_imp | 3236 1 0 1 1 cig_1 | 44833 .135949 3.642341 0 99 cig_2 | 44833 .1310865 3.59093 0 99 -------------+-------------------------------------------------------- cig_3 | 44833 .1328486 3.610685 0 99 tobuse | 7621 3.273061 2.775473 1 9 cigs | 7621 19.69886 39.09486 0 99 cig_rec6 | 7621 1.251542 2.371606 0 6 cig_rec | 0 -------------+-------------------------------------------------------- pwgt | 44833 149.2389 64.75082 74 999 dwgt | 44833 174.8432 59.86273 99 999 rf_diab | 0 rf_gest | 0 rf_phyp | 0 -------------+-------------------------------------------------------- rf_ghyp | 0 rf_eclam | 0 rf_ppterm | 0 rf_ppoutc | 0 rf_cesar | 0 -------------+-------------------------------------------------------- rf_cesarn | 44833 .3781589 3.620229 0 99 urf_diab | 52454 2.167594 1.174333 1 9 urf_chyper | 52454 2.184047 1.165284 1 9 urf_phyper | 52454 2.164487 1.176548 1 9 urf_eclam | 52454 2.195505 1.158482 1 9 -------------+-------------------------------------------------------- op_cerv | 0 op_tocol | 0 op_ecvs | 0 op_ecvf | 0 uop_induc | 52454 2.118656 1.217172 1 9 -------------+-------------------------------------------------------- uop_tocol | 52454 2.183399 1.18384 1 9 op_ruptr | 0 op_precip | 0 op_prol | 0 ld_indl | 0 -------------+-------------------------------------------------------- ld_augm | 0 ld_nvpr | 0 ld_ster | 0 ld_anti | 0 ld_chor | 0 -------------+-------------------------------------------------------- ld_mecs | 0 ld_fint | 0 ld_anes | 0 uld_meco | 52454 2.189557 1.183877 1 9 uld_precip | 52454 2.193694 1.17829 1 9 -------------+-------------------------------------------------------- uld_breech | 52454 2.174934 1.190033 1 9 me_attf | 0 me_attv | 0 me_pres | 0 me_rout | 0 -------------+-------------------------------------------------------- me_trial | 0 ume_vag | 7621 2.735074 3.071162 1 9 ume_vbac | 7621 3.326466 2.760657 1 9 ume_primc | 7621 3.225299 2.824995 1 9 ume_repec | 7621 3.246293 2.812064 1 9 -------------+-------------------------------------------------------- ume_forcp | 52454 2.189518 1.153756 1 9 ume_vac | 52454 2.180749 1.158952 1 9 rdmeth_rec | 44833 2.169986 1.239063 1 9 udmeth_rec | 7621 3.048419 3.061769 1 9 dmeth_rec | 52454 1.664544 1.335987 1 9 -------------+-------------------------------------------------------- attend | 52454 1.129523 .6700266 1 9 apgar5 | 52454 12.00393 16.36617 0 99 apgar5r | 52454 3.957925 .3615386 1 5 dplural | 52454 1.019693 .1434024 1 4 imp_plur | 56 1 0 1 1 -------------+-------------------------------------------------------- sex | 0 imp_sex | 1 1 . 1 1 dlmp_mm | 52454 10.78905 19.74116 1 99 dlmp_yy | 52454 2278.224 1443.677 2007 9999 estgest | 52454 39.61654 10.4608 0 99 -------------+-------------------------------------------------------- combgest | 52454 39.58476 10.33992 17 99 gestrec10 | 52454 9.024097 15.29319 1 99 gestrec3 | 52454 1.858829 .4207011 1 3 obgest_flg | 2581 1 0 1 1 gest_imp | 878 1 0 1 1 -------------+-------------------------------------------------------- dbwt | 52454 3087.275 616.8423 340 9999 bwtr12 | 52454 6.654021 1.136292 1 12 bwtr4 | 52454 2.872326 .3770727 1 4 ab_aven1 | 0 ab_aven6 | 0 -------------+-------------------------------------------------------- ab_nicu | 0 ab_surf | 0 ab_anti | 0 ab_seiz | 0 ab_binj | 0 -------------+-------------------------------------------------------- ca_anen | 0 ca_mnsb | 0 ca_cchd | 0 ca_cdh | 0 ca_omph | 0 -------------+-------------------------------------------------------- ca_gast | 0 ca_limb | 0 ca_cleft | 0 ca_clpal | 0 ca_down | 0 -------------+-------------------------------------------------------- ca_disor | 0 ca_hypo | 0 uca_anen | 52454 2.203988 1.177621 1 9 uca_spina | 52454 2.203912 1.178119 1 9 uca_ompha | 52454 2.204065 1.178934 1 9 -------------+-------------------------------------------------------- uca_cleftlp | 52454 2.204084 1.179376 1 9 uca_hernia | 52454 2.204522 1.179566 1 9 uca_downs | 52454 2.204103 1.179817 1 9 f_morigin | 52454 .9512335 .2153816 0 1 f_forigin | 52454 .9512335 .2153816 0 1 -------------+-------------------------------------------------------- f_meduc | 52454 .8538338 .3532761 0 1 f_clinest | 52454 .9723758 .1638951 0 1 f_apgar5 | 52454 .9723758 .1638951 0 1 f_tobaco | 52454 .8537194 .3533906 0 1 f_pwgt | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_dwgt | 52454 .8538338 .3532761 0 1 f_rf_pdiab | 52454 .8538338 .3532761 0 1 f_rf_gdiab | 52454 .8538338 .3532761 0 1 f_rf_phyper | 52454 .8538338 .3532761 0 1 f_rf_ghyper | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_rf_eclamp | 52454 .8538148 .3532952 0 1 f_rf_ppb | 52454 .8538338 .3532761 0 1 f_rf_ppo | 52454 .8538338 .3532761 0 1 f_rf_cesar | 52454 .8538338 .3532761 0 1 f_rf_ncesar | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ob_cervic | 52454 .8538338 .3532761 0 1 f_ob_toco | 52454 .8538338 .3532761 0 1 f_ob_succ | 52454 .8538338 .3532761 0 1 f_ob_fail | 52454 .8538338 .3532761 0 1 f_ol_rupture | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ol_precip | 52454 .8538338 .3532761 0 1 f_ol_prolong | 52454 .8538338 .3532761 0 1 f_ld_induct | 52454 .8538338 .3532761 0 1 f_ld_augment | 52454 .8538338 .3532761 0 1 f_ld_stero~s | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ld_antibio | 52454 .8538338 .3532761 0 1 f_ld_chorio | 52454 .8538338 .3532761 0 1 f_ld_mecon | 52454 .8538338 .3532761 0 1 f_ld_fintol | 52454 .8538338 .3532761 0 1 f_ld_anesth | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_md_present | 52454 .8538338 .3532761 0 1 f_md_route | 52454 .8538338 .3532761 0 1 f_md_trial | 52454 .8538338 .3532761 0 1 f_ab_vent | 52454 .8538338 .3532761 0 1 f_ab_vent6 | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ab_nicu | 52454 .8538338 .3532761 0 1 f_ab_surfac | 52454 .8538338 .3532761 0 1 f_ab_antibio | 52454 .8538338 .3532761 0 1 f_ab_seiz | 52454 .8538338 .3532761 0 1 f_ab_inj | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ca_anen | 52454 .8538338 .3532761 0 1 f_ca_menin | 52454 .8538338 .3532761 0 1 f_ca_heart | 52454 .8538338 .3532761 0 1 f_ca_hernia | 52454 .8538338 .3532761 0 1 f_ca_ompha | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ca_gastro | 52454 .8538338 .3532761 0 1 f_ca_limb | 52454 .8538338 .3532761 0 1 f_ca_cleftlp | 52454 .8538338 .3532761 0 1 f_ca_cleft | 52454 .8538338 .3532761 0 1 f_ca_downs | 52454 .8538338 .3532761 0 1 -------------+-------------------------------------------------------- f_ca_chrom | 52454 .8538338 .3532761 0 1 f_ca_hypos | 52454 .8538338 .3532761 0 1 f_med | 52454 .118542 .3232518 0 1 f_wtgain | 52454 .9512335 .2153816 0 1 f_tobac | 52454 .118542 .3232518 0 1 -------------+-------------------------------------------------------- f_mpcb | 52454 .8538338 .3532761 0 1 f_mpcb_u | 52454 .118542 .3232518 0 1 f_urf_diab~s | 52454 .9723758 .1638951 0 1 f_urf_chyper | 52454 .9723758 .1638951 0 1 f_urf_phyper | 52454 .9723758 .1638951 0 1 -------------+-------------------------------------------------------- f_urf_eclamp | 52454 .9723567 .1639501 0 1 f_uob_induct | 52454 .9723758 .1638951 0 1 f_uob_tocol | 52454 .9723758 .1638951 0 1 f_uld_meco~m | 52454 .9723758 .1638951 0 1 f_uld_precip | 52454 .9723758 .1638951 0 1 -------------+-------------------------------------------------------- f_uld_breech | 52454 .9723758 .1638951 0 1 f_u_vag | 52454 .118542 .3232518 0 1 f_u_vbac | 52454 .118542 .3232518 0 1 f_u_primc | 52454 .118542 .3232518 0 1 f_u_repec | 52454 .118542 .3232518 0 1 -------------+-------------------------------------------------------- f_u_forcp | 52454 .9723758 .1638951 0 1 f_u_vac | 52454 .9723758 .1638951 0 1 f_uca_anen | 52454 .9723758 .1638951 0 1 f_uca_spina | 52454 .9723758 .1638951 0 1 f_uca_omph~o | 52454 .9723758 .1638951 0 1 -------------+-------------------------------------------------------- f_uca_clef~p | 52454 .9723758 .1638951 0 1 f_uca_downs | 52454 .9723758 .1638951 0 1 by Jean Roth , jroth@nber.org , 22 Dec 2015