Summary statistics for natlterr2008 dataset : by Jean Roth , jroth@nber.org , 3 May 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- revision | 0 dob_yy | 53,588 2008 0 2008 2008 dob_mm | 53,588 6.672986 3.471822 1 12 dob_wk | 53,588 4.041259 1.693331 1 7 oterr | 0 -------------+--------------------------------------------------------- ocntyfips | 53,588 358.5473 427.0108 0 999 ocntypop | 53,588 4.44663 3.096064 0 9 bfacil | 45,683 1.0044 .1614069 1 9 ubfacil | 53,588 1.015209 .1936054 1 9 bfacil3 | 53,588 1.010991 .1065638 1 3 -------------+--------------------------------------------------------- mage_impflg | 25 1 0 1 1 mage_repflg | 1,337 1 0 1 1 mager | 53,588 25.60723 6.065976 13 50 mager14 | 53,588 8.499235 1.696036 1 14 mager9 | 53,588 3.721281 1.248501 1 9 -------------+--------------------------------------------------------- mbcntry | 0 mrterr | 0 mrcnty | 53,588 643.993 458.305 0 999 rcnty_pop | 0 rectype | 53,588 1.593416 .4912004 1 2 -------------+--------------------------------------------------------- restatus | 53,588 1.598586 .505446 1 4 mbrace | 45,683 1.103321 .3087365 1 5 mrace | 7,905 20.35446 25.57845 1 78 mracerec | 53,588 1.437691 .9465235 1 4 mraceimp | 0 -------------+--------------------------------------------------------- umhisp | 53,588 2.200698 1.780762 0 9 mracehisp | 53,588 3.06884 2.224454 1 9 mar | 53,588 1.605789 .4886852 1 2 mar_imp | 11 1 0 1 1 meduc | 45,683 4.003327 1.679013 1 9 -------------+--------------------------------------------------------- dmeduc | 7,905 28.35446 33.54846 0 99 meduc_rec | 7,905 3.727008 1.45134 1 6 fagerpt_flg | 1,383 1 0 1 1 fagecomb | 45,683 30.85896 14.8305 14 99 ufagecomb | 53,588 33.16451 18.47539 13 99 -------------+--------------------------------------------------------- fagerec11 | 53,588 4.770098 2.166453 1 11 fbrace | 45,683 5.956855 21.25358 1 99 fracerec | 53,588 1.948739 2.181024 1 9 ufhisp | 53,588 2.753658 2.439746 0 9 fracehisp | 53,588 3.394678 2.582509 1 9 -------------+--------------------------------------------------------- frace | 7,905 39.25149 39.99527 1 99 lbo_rec | 53,588 1.922651 1.166719 1 9 tbo_rec | 53,588 2.13029 1.350304 1 9 dllb_mm | 53,588 52.82664 42.26247 1 99 dllb_yy | 53,588 5896.043 3602.346 1983 9999 -------------+--------------------------------------------------------- precare | 45,683 3.558129 7.71391 0 99 precare_rec | 45,683 1.307795 .5961123 1 5 mpcb | 7,905 21.52663 37.62183 0 99 mpcb_rec6 | 7,905 3.001518 1.824817 1 6 mpcb_rec5 | 7,905 2.299684 1.531512 1 5 -------------+--------------------------------------------------------- uprevis | 53,588 13.92401 16.04818 0 99 previs_rec | 53,588 6.877902 2.028342 1 12 apncu | 0 wtgain | 53,588 30.57724 19.78564 0 99 wtgain_rec | 53,588 4.089591 2.358935 1 9 -------------+--------------------------------------------------------- u_apncu | 0 dfpc_imp | 3,686 1 0 1 1 cig_1 | 45,683 .020883 1.369149 0 99 cig_2 | 45,683 .0183438 1.313419 0 99 cig_3 | 45,683 .0199418 1.365232 0 99 -------------+--------------------------------------------------------- tobuse | 7,905 3.145351 2.667278 1 9 cigs | 7,905 17.55155 37.37584 0 99 cig_rec6 | 7,905 1.122454 2.26919 0 6 cig_rec | 0 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 | 45,683 .2506184 1.407804 0 99 urf_diab | 53,588 2.162611 1.152077 1 9 urf_chyper | 53,588 2.178062 1.143051 1 9 -------------+--------------------------------------------------------- urf_phyper | 53,588 2.157946 1.154748 1 9 urf_eclam | 53,588 2.187803 1.137216 1 9 op_cerv | 0 op_tocol | 0 op_ecvs | 0 -------------+--------------------------------------------------------- op_ecvf | 0 uop_induc | 53,588 2.109353 1.162383 1 9 uop_tocol | 53,588 2.163134 1.132562 1 9 on_ruptr | 0 on_precip | 0 -------------+--------------------------------------------------------- on_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 | 53,588 2.179816 1.159715 1 9 uld_precip | 53,588 2.187094 1.156322 1 9 uld_breech | 53,588 2.164682 1.169349 1 9 me_attf | 0 me_attv | 0 -------------+--------------------------------------------------------- me_pres | 0 me_rout | 0 me_trial | 0 ume_vag | 7,905 2.658318 3.010149 1 9 ume_vbac | 7,905 3.255155 2.705902 1 9 -------------+--------------------------------------------------------- ume_primc | 7,905 3.155092 2.768247 1 9 ume_repec | 7,905 3.1747 2.756427 1 9 ume_forcep | 53,588 2.181906 1.134331 1 9 ume_vac | 53,588 2.175095 1.138398 1 9 rdmeth_rec | 45,683 2.161723 1.223334 1 9 -------------+--------------------------------------------------------- udmeth_rec | 7,905 2.974447 3.003642 1 9 dmeth_rec | 53,588 1.658338 1.314017 1 9 attend | 53,588 1.129563 .616417 1 9 apgar5 | 53,588 11.7598 15.7298 0 99 apgar5r | 53,588 3.94984 .3680051 1 5 -------------+--------------------------------------------------------- dplural | 53,588 1.022113 .1520443 1 5 imp_plur | 5 1 0 1 1 sex | 0 imp_sex | 0 dlmp_mm | 53,588 11.11355 20.36721 1 99 -------------+--------------------------------------------------------- dlmp_dd | 53,588 20.76148 21.95343 1 99 dlmp_yy | 53,588 2263.342 1407.422 2006 9999 estgest | 53,588 39.33382 10.12497 17 99 combgest | 53,588 39.3982 10.03699 17 99 gestrec10 | 53,588 6.123237 1.193786 1 10 -------------+--------------------------------------------------------- gestrec3 | 53,588 1.84978 .4237154 1 3 obgest_flg | 2,830 1 0 1 1 gest_imp | 692 1 0 1 1 dbwt | 53,588 3103.476 660.0186 312 9999 bwtr12 | 53,588 6.675674 1.166261 1 12 -------------+--------------------------------------------------------- bwtr4 | 53,588 2.872192 .3805809 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_downs | 0 ca_disor | 0 ca_hypo | 0 -------------+--------------------------------------------------------- uca_anen | 53,588 2.192487 1.145828 1 9 uca_spina | 53,588 2.192599 1.14576 1 9 uca_ompha | 53,588 2.191909 1.146177 1 9 uca_cleftlp | 53,588 2.192338 1.145918 1 9 uca_hernia | 53,588 2.192618 1.145749 1 9 -------------+--------------------------------------------------------- uca_downs | 53,588 2.192095 1.146064 1 9 f_morigin | 53,588 .9495036 .2189689 0 1 f_forigin | 53,588 .9495036 .2189689 0 1 f_meduc | 53,588 .8516459 .355454 0 1 f_clinest | 53,588 .9731097 .1617645 0 1 -------------+--------------------------------------------------------- f_apgar5 | 53,588 .9731097 .1617645 0 1 f_tobaco | 53,588 .8514406 .3556569 0 1 f_rf_pdiab | 53,588 .8516459 .355454 0 1 f_rf_gdiab | 53,588 .8516459 .355454 0 1 f_rf_phyper | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_rf_ghyper | 53,588 .8516459 .355454 0 1 f_rf_eclamp | 53,588 .8515899 .3555093 0 1 f_rf_ppb | 53,588 .8516459 .355454 0 1 f_rf_ppo | 53,588 .8516459 .355454 0 1 f_rf_cesar | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_rf_ncesar | 53,588 .8516459 .355454 0 1 f_ob_cervic | 53,588 .8516459 .355454 0 1 f_ob_toco | 53,588 .8516459 .355454 0 1 f_ob_succ | 53,588 .8516459 .355454 0 1 f_ob_fail | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_on_rupture | 53,588 .8516459 .355454 0 1 f_on_precip | 53,588 .8516459 .355454 0 1 f_on_prolong | 53,588 .8516459 .355454 0 1 f_ld_induct | 53,588 .8516459 .355454 0 1 f_ld_augment | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ld_nvrtx | 53,588 .8516459 .355454 0 1 f_ld_stero~s | 53,588 .8516459 .355454 0 1 f_ld_antibio | 53,588 .8516459 .355454 0 1 f_ld_chorio | 53,588 .8516459 .355454 0 1 f_ld_mecon | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ld_fintol | 53,588 .8516459 .355454 0 1 f_ld_anesth | 53,588 .8516459 .355454 0 1 f_md_attfor | 53,588 .8516459 .355454 0 1 f_md_attvac | 53,588 .8516459 .355454 0 1 f_md_present | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_md_route | 53,588 .8516459 .355454 0 1 f_md_trial | 53,588 .8516459 .355454 0 1 f_ab_vent | 53,588 .8516459 .355454 0 1 f_ab_vent6 | 53,588 .8516459 .355454 0 1 f_ab_nicu | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ab_surfac | 53,588 .8516459 .355454 0 1 f_ab_antibio | 53,588 .8516459 .355454 0 1 f_ab_seiz | 53,588 .8516459 .355454 0 1 f_ab_inj | 53,588 .8516459 .355454 0 1 f_ca_anen | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ca_menin | 53,588 .8516459 .355454 0 1 f_ca_heart | 53,588 .8516459 .355454 0 1 f_ca_hernia | 53,588 .8516459 .355454 0 1 f_ca_ompha | 53,588 .8516459 .355454 0 1 f_ca_gastro | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ca_limb | 53,588 .8516459 .355454 0 1 f_ca_cleftlp | 53,588 .8516459 .355454 0 1 f_ca_cleft | 53,588 .8516459 .355454 0 1 f_ca_downs | 53,588 .8516459 .355454 0 1 f_ca_chrom | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_ca_hypos | 53,588 .8516459 .355454 0 1 f_med | 53,588 .1214638 .3266685 0 1 f_wtgain | 53,588 .9495036 .2189689 0 1 f_tobac | 53,588 .1214638 .3266685 0 1 f_mpcb | 53,588 .8516459 .355454 0 1 -------------+--------------------------------------------------------- f_mpcb_u | 53,588 .1214638 .3266685 0 1 f_urf_diab~s | 53,588 .9731097 .1617645 0 1 f_urf_chyper | 53,588 .9731097 .1617645 0 1 f_urf_phyper | 53,588 .9731097 .1617645 0 1 f_urf_eclamp | 53,588 .9730537 .1619281 0 1 -------------+--------------------------------------------------------- f_uob_induct | 53,588 .9731097 .1617645 0 1 f_uob_tocol | 53,588 .9731097 .1617645 0 1 f_uld_meco~m | 53,588 .9731097 .1617645 0 1 f_uld_precip | 53,588 .9731097 .1617645 0 1 f_uld_breech | 53,588 .9731097 .1617645 0 1 -------------+--------------------------------------------------------- f_u_vag | 53,588 .1214638 .3266685 0 1 f_u_vbac | 53,588 .1214638 .3266685 0 1 f_u_primc | 53,588 .1214638 .3266685 0 1 f_u_repec | 53,588 .1214638 .3266685 0 1 f_u_forcep | 53,588 .9731097 .1617645 0 1 -------------+--------------------------------------------------------- f_u_vac | 53,588 .9731097 .1617645 0 1 f_uca_anen | 53,588 .9731097 .1617645 0 1 f_uca_spina | 53,588 .9731097 .1617645 0 1 f_uca_omph~o | 53,588 .9731097 .1617645 0 1 f_uca_clef~p | 53,588 .9731097 .1617645 0 1 -------------+--------------------------------------------------------- f_uca_hernia | 53,588 .9731097 .1617645 0 1 f_uca_downs | 53,588 .9731097 .1617645 0 1 by Jean Roth , jroth@nber.org , 3 May 2016