Summary statistics for natlterr2007 dataset : by Jean Roth , jroth@nber.org , 22 Dec 2015 Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- revision | 0 dob_yy | 54670 2007 0 2007 2007 dob_mm | 54670 6.658387 3.466208 1 12 dob_wk | 54670 4.034553 1.684664 1 7 oterr | 0 -------------+-------------------------------------------------------- ocntyfips | 54670 357.946 426.3637 0 999 ocntypop | 54670 4.432321 3.098277 0 9 bfacil | 46727 1.004901 .1695901 1 9 ubfacil | 54670 1.016078 .198075 1 9 bfacil3 | 54670 1.011469 .108688 1 3 -------------+-------------------------------------------------------- mage_impflg | 16 1 0 1 1 mage_repflg | 1289 1 0 1 1 mager | 54670 25.56559 6.060733 12 50 mager14 | 54670 8.481544 1.70688 1 14 mager9 | 54670 3.711414 1.245365 1 9 -------------+-------------------------------------------------------- mbcntry | 0 mrterr | 0 mrcnty | 54670 637.2785 459.7744 0 999 rcnty_pop | 0 rectype | 54670 1.586629 .4924428 1 2 -------------+-------------------------------------------------------- restatus | 54670 1.593086 .5104729 1 4 mbrace | 46727 1.10694 .3154831 1 9 mrace | 7943 20.45197 25.62113 1 78 mracerec | 54670 1.4379 .9439725 1 4 mraceimp | 0 -------------+-------------------------------------------------------- umhisp | 54670 2.214194 1.777473 0 9 mracehisp | 54670 3.05129 2.21195 1 9 mar | 54670 1.587379 .4923102 1 2 mar_imp | 282 1 0 1 1 meduc | 46727 3.970189 1.671725 1 9 -------------+-------------------------------------------------------- dmeduc | 7943 32.13156 36.47618 0 99 meduc_rec | 7943 3.787108 1.524624 1 6 fagerpt_flg | 1261 1 0 1 1 fagecomb | 46727 30.72001 14.71311 14 99 ufagecomb | 54670 32.87439 18.17358 14 99 -------------+-------------------------------------------------------- fbrace | 46727 5.837032 20.9811 1 99 fracerec | 54670 1.93598 2.147721 1 9 ufhisp | 54670 2.757033 2.428964 0 9 fracehisp | 54670 3.382367 2.568483 1 9 fagerec11 | 54670 4.727602 2.136156 1 11 -------------+-------------------------------------------------------- frace | 7943 38.59297 39.68558 1 99 lbo_rec | 54670 1.961094 1.263043 1 9 tbo_rec | 54670 2.173898 1.440521 1 9 dllb_mm | 54670 52.77104 42.23812 1 99 dllb_yy | 54670 5900.601 3599.656 1977 9999 -------------+-------------------------------------------------------- precare | 46727 3.614613 8.067576 0 99 precare_rec | 46727 1.318766 .6146525 1 5 mpcb | 7943 24.23379 39.67554 0 99 mpcb_rec6 | 7943 3.081455 1.890755 1 6 mpcb_rec5 | 7943 2.378698 1.595719 1 5 -------------+-------------------------------------------------------- uprevis | 54670 14.0285 16.53383 0 99 previs_rec | 54670 6.849845 2.02949 1 12 apncu | 0 wtgain | 54670 30.90181 19.92307 0 99 wtgain_rec | 54670 4.131864 2.366757 1 9 -------------+-------------------------------------------------------- u_apncu | 0 dfpc_imp | 3763 1 0 1 1 cig_1 | 46727 .0260877 1.523667 0 99 cig_2 | 46727 .0223853 1.451528 0 99 cig_3 | 46727 .0285274 1.579554 0 99 -------------+-------------------------------------------------------- tobuse | 7943 3.308574 2.800796 1 9 cigs | 7943 20.16127 39.49571 0 99 cig_rec6 | 7943 1.274707 2.393714 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 | 46727 .2501338 1.601684 0 99 urf_diab | 54670 2.153649 1.131541 1 9 urf_chyper | 54670 2.169435 1.122274 1 9 -------------+-------------------------------------------------------- urf_phyper | 54670 2.148162 1.134693 1 9 urf_eclam | 54670 2.180135 1.115821 1 9 op_cerv | 0 op_tocol | 0 op_ecvs | 0 -------------+-------------------------------------------------------- op_ecvf | 0 uop_induc | 54670 2.094586 1.134242 1 9 uop_tocol | 54670 2.150924 1.102875 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 | 54670 2.178105 1.158471 1 9 uld_precip | 54670 2.186373 1.153591 1 9 uld_breech | 54670 2.158753 1.169584 1 9 me_attf | 0 me_attv | 0 -------------+-------------------------------------------------------- me_pres | 0 me_rout | 0 me_trial | 0 ume_vag | 7943 2.688531 3.04051 1 9 ume_vbac | 7943 3.290067 2.729971 1 9 -------------+-------------------------------------------------------- ume_primc | 7943 3.189475 2.793349 1 9 ume_repec | 7943 3.210122 2.780755 1 9 ume_forcp | 54670 2.186354 1.137057 1 9 ume_vac | 54670 2.17088 1.146255 1 9 rdmeth_rec | 46727 2.170779 1.216277 1 9 -------------+-------------------------------------------------------- udmeth_rec | 7943 2.991817 3.032861 1 9 dmeth_rec | 54670 1.666581 1.317664 1 9 attend | 54670 1.130327 .6291035 1 9 apgar5 | 54670 11.99526 16.338 0 99 apgar5r | 54670 3.953576 .3680169 1 5 -------------+-------------------------------------------------------- dplural | 54670 1.019974 .1454265 1 4 imp_plur | 35 1 0 1 1 sex | 0 imp_sex | 1 1 . 1 1 dlmp_mm | 54670 11.27609 20.73513 1 99 -------------+-------------------------------------------------------- dlmp_dd | 54670 20.88246 22.04409 1 99 dlmp_yy | 54670 2296.486 1495.11 2005 9999 estgest | 54670 39.31061 10.0028 5 99 combgest | 54670 39.29067 9.904595 17 99 gestrec10 | 54670 6.090452 1.164918 1 10 -------------+-------------------------------------------------------- gestrec3 | 54670 1.840845 .429274 1 3 obgest_flg | 2975 1 0 1 1 gest_imp | 652 1 0 1 1 dbwt | 54670 3098.701 667.6958 227 9999 bwtr12 | 54670 6.663581 1.158485 1 12 -------------+-------------------------------------------------------- bwtr4 | 54670 2.872307 .3795513 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 | 54670 2.185531 1.125786 1 9 uca_spina | 54670 2.185586 1.125752 1 9 uca_ompha | 54670 2.185184 1.125997 1 9 uca_cleftlp | 54670 2.185531 1.125786 1 9 uca_downs | 54670 2.184928 1.126153 1 9 -------------+-------------------------------------------------------- f_morigin | 54670 .9484544 .2211099 0 1 f_forigin | 54670 .9484544 .2211099 0 1 f_meduc | 54670 .8535577 .3535523 0 1 f_clinest | 54670 .9973843 .0510774 0 1 f_apgar5 | 54670 .9973843 .0510774 0 1 -------------+-------------------------------------------------------- f_tobaco | 54670 .8533931 .3537169 0 1 f_rf_pdiab | 54670 .8535577 .3535523 0 1 f_rf_gdiab | 54670 .8535577 .3535523 0 1 f_rf_phyper | 54670 .8535577 .3535523 0 1 f_rf_ghyper | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_rf_eclamp | 54670 .8535211 .3535889 0 1 f_rf_ppb | 54670 .8535577 .3535523 0 1 f_rf_ppo | 54670 .8535577 .3535523 0 1 f_rf_cesar | 54670 .8535577 .3535523 0 1 f_rf_ncesar | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ob_cervic | 54670 .8535577 .3535523 0 1 f_ob_toco | 54670 .8535577 .3535523 0 1 f_ob_succ | 54670 .8535577 .3535523 0 1 f_ob_fail | 54670 .8535577 .3535523 0 1 f_ol_rupture | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ol_precip | 54670 .8535577 .3535523 0 1 f_ol_prolong | 54670 .8535577 .3535523 0 1 f_ld_induct | 54670 .8535577 .3535523 0 1 f_ld_augment | 54670 .8535577 .3535523 0 1 f_ld_nvrtx | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ld_stero~s | 54670 .8535577 .3535523 0 1 f_ld_antibio | 54670 .8535577 .3535523 0 1 f_ld_chorio | 54670 .8535577 .3535523 0 1 f_ld_mecon | 54670 .8535577 .3535523 0 1 f_ld_fintol | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ld_anesth | 54670 .8535577 .3535523 0 1 f_md_attfor | 54670 .8535577 .3535523 0 1 f_md_attvac | 54670 .8535577 .3535523 0 1 f_md_present | 54670 .8535577 .3535523 0 1 f_md_route | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_md_trial | 54670 .8535577 .3535523 0 1 f_ab_vent | 54670 .8535577 .3535523 0 1 f_ab_vent6 | 54670 .8535577 .3535523 0 1 f_ab_nicu | 54670 .8535577 .3535523 0 1 f_ab_surfac | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ab_antibio | 54670 .8535577 .3535523 0 1 f_ab_seiz | 54670 .8535577 .3535523 0 1 f_ab_inj | 54670 .8535577 .3535523 0 1 f_ca_anen | 54670 .8535577 .3535523 0 1 f_ca_menin | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ca_heart | 54670 .8535577 .3535523 0 1 f_ca_hernia | 54670 .8535577 .3535523 0 1 f_ca_ompha | 54670 .8535577 .3535523 0 1 f_ca_gastro | 54670 .8535577 .3535523 0 1 f_ca_limb | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_ca_cleftlp | 54670 .8535577 .3535523 0 1 f_ca_cleft | 54670 .8535577 .3535523 0 1 f_ca_downs | 54670 .8535577 .3535523 0 1 f_ca_chrom | 54670 .8535577 .3535523 0 1 f_ca_hypos | 54670 .8535577 .3535523 0 1 -------------+-------------------------------------------------------- f_med | 54670 .1202305 .3252338 0 1 f_wtgain | 54670 .9484544 .2211099 0 1 f_tobac | 54670 .14379 .3508799 0 1 f_mpcb | 54670 .8535577 .3535523 0 1 f_mpcb_u | 54670 .14379 .3508799 0 1 -------------+-------------------------------------------------------- f_urf_diab~s | 54670 .9973843 .0510774 0 1 f_urf_chyper | 54670 .9973843 .0510774 0 1 f_urf_phyper | 54670 .9973843 .0510774 0 1 f_urf_eclamp | 54670 .9973477 .0514324 0 1 f_uob_induct | 54670 .9973843 .0510774 0 1 -------------+-------------------------------------------------------- f_uob_stimul | 0 f_uob_tocol | 54670 .9973843 .0510774 0 1 f_uld_meco~m | 54670 .9973843 .0510774 0 1 f_uld_precip | 54670 .9973843 .0510774 0 1 f_uld_breech | 54670 .9973843 .0510774 0 1 -------------+-------------------------------------------------------- f_u_vag | 54670 .14379 .3508799 0 1 f_u_vbac | 54670 .14379 .3508799 0 1 f_u_primc | 54670 .14379 .3508799 0 1 f_u_repec | 54670 .14379 .3508799 0 1 f_u_forcp | 54670 .9973843 .0510774 0 1 -------------+-------------------------------------------------------- f_u_vac | 54670 .9973843 .0510774 0 1 f_uca_anen | 54670 .9973843 .0510774 0 1 f_uca_spina | 54670 .9973843 .0510774 0 1 f_uca_omph~o | 54670 .9973843 .0510774 0 1 f_uca_clef~p | 54670 .9973843 .0510774 0 1 -------------+-------------------------------------------------------- f_uca_downs | 54670 .9973843 .0510774 0 1 by Jean Roth , jroth@nber.org , 22 Dec 2015