Summary statistics for natl2005 dataset : by Jean Roth , jroth@nber.org , 22 Dec 2015 Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- revision | 0 recwt | 4145619 1 0 1 1 dob_yy | 4145619 2005 0 2005 2005 dob_mm | 4145619 6.574794 3.414266 1 12 dob_wk | 4145619 4.06923 1.832525 1 7 -------------+-------------------------------------------------------- oterr | 0 xostate | 0 ocntyfips | 0 ocntypop | 0 bfacil | 1275018 1.025436 .2654584 1 9 -------------+-------------------------------------------------------- ubfacil | 4145619 1.023814 .2654961 1 9 bfacil3 | 4145619 1.009677 .0987531 1 3 mage_impflg | 156545 1 0 1 1 mage_repflg | 155993 1 0 1 1 mager | 4145619 27.44925 6.170074 12 50 -------------+-------------------------------------------------------- mager14 | 4145619 8.969724 1.552354 1 14 mager9 | 4145619 4.089084 1.26852 1 9 mbcntry | 0 mrterr | 0 rcnty_pop | 0 -------------+-------------------------------------------------------- rectype | 0 restatus | 4145619 1.289318 .50954 1 4 mbrace | 2202501 1.818122 3.006493 1 24 mrace | 2870601 3.434658 11.52048 1 78 mracerec | 4145619 1.34175 .7624266 1 4 -------------+-------------------------------------------------------- mraceimp | 0 umhisp | 4145619 .4962733 1.24851 0 9 mracehisp | 4145619 5.283511 2.145002 1 9 mar | 4145619 1.368772 .4824721 1 2 mar_imp | 1316 1 0 1 1 -------------+-------------------------------------------------------- meduc | 1275018 3.86816 1.769262 1 9 dmeduc | 2870601 14.23939 10.72483 0 99 meduc_rec | 2870601 3.541189 1.241018 1 6 fagerpt_flg | 176490 1 0 1 1 fagerpt | 4145619 91.37062 21.67347 10 99 -------------+-------------------------------------------------------- fagecomb | 1275018 39.80295 24.5721 12 99 ufagecomb | 4145619 39.97526 24.41205 10 99 fagerec11 | 4145619 5.578632 2.529691 1 11 fbrace | 2202501 18.85802 37.08279 1 99 fracerec | 4145619 2.635618 2.977003 1 9 -------------+-------------------------------------------------------- ufhisp | 4145619 1.68785 3.169397 0 9 fracehisp | 4145619 5.767528 2.395219 1 9 frace | 2870601 18.0026 35.97129 1 99 priorlive | 4145619 1.378918 5.734882 0 99 priordead | 4145619 .4235505 6.329422 0 99 -------------+-------------------------------------------------------- priorterm | 4145619 .8363287 6.863405 0 99 lbo | 4145619 2.483735 6.412096 1 99 lbo_rec | 4145619 2.097996 1.29414 1 9 tbo | 4145619 2.972923 7.355666 1 99 tbo_rec | 4145619 2.455563 1.577153 1 9 -------------+-------------------------------------------------------- dllb_mm | 0 dllb_yy | 0 precare | 1275018 7.583908 20.30183 0 99 precare_rec | 1275018 1.567077 1.020518 1 5 mpcb | 2870601 4.221222 13.1268 0 99 -------------+-------------------------------------------------------- mpcb_rec6 | 2870601 1.641358 1.05415 1 6 mpcb_rec5 | 2870601 1.275794 .7275701 1 5 uprevis | 4145619 14.14687 15.98589 0 99 previs_rec | 4145619 6.981967 2.055049 1 12 apncu | 1275018 3.24292 1.867543 1 9 -------------+-------------------------------------------------------- wtgain | 4145619 42.91216 29.08629 0 99 wtgain_rec | 4145619 5.204606 2.685238 1 9 u_apncu | 2870601 3.160885 1.401288 1 9 dfpc_imp | 81630 1 0 1 1 cig_1 | 1048262 1.861557 8.265463 0 99 -------------+-------------------------------------------------------- cig_2 | 1048262 1.583911 7.94486 0 99 cig_3 | 1048262 1.48587 7.829934 0 99 tobuse | 2870601 3.27773 2.828085 1 9 cigs | 2870601 20.83581 39.59382 0 99 cig_rec6 | 2870601 1.363116 2.402674 0 6 -------------+-------------------------------------------------------- cig_rec | 0 alcohol | 2870601 3.35913 2.776936 1 9 drinks | 2870601 19.41476 39.29552 0 99 drinks_rec | 2870601 .9879813 1.985646 0 5 urf_anemia | 2870601 1.995067 .3689454 1 9 -------------+-------------------------------------------------------- urf_card | 2870601 2.012426 .3444283 1 9 urf_lung | 2870601 2.003856 .3568483 1 9 urf_diab | 4145619 1.980784 .4141628 1 9 urf_gen | 2870601 2.007024 .3523331 1 9 urf_hydra | 2870601 2.002592 .3586257 1 9 -------------+-------------------------------------------------------- urf_hemo | 2870601 2.015498 .3398135 1 9 urf_chyper | 4145619 2.008769 .3792591 1 9 urf_phyper | 4145619 1.979292 .4158881 1 9 urf_eclam | 4145619 2.016465 .3687105 1 9 urf_incerv | 2870601 2.013361 .3430342 1 9 -------------+-------------------------------------------------------- urf_pre4000 | 2870601 2.007444 .3517278 1 9 urf_preterm | 2870601 2.004659 .3557124 1 9 urf_renal | 2870601 2.0134 .3429748 1 9 urf_rh | 2870601 2.010161 .3477744 1 9 urf_uterine | 2870601 2.01178 .3453872 1 9 -------------+-------------------------------------------------------- urf_other | 2870601 1.818253 .5290807 1 9 uop_amnio | 2870601 1.99728 .3075321 1 9 uop_monit | 2870601 1.161661 .4768547 1 9 uop_induc | 4145619 1.791159 .5202485 1 9 uop_stiml | 2870601 1.853355 .4658371 1 9 -------------+-------------------------------------------------------- uop_tocol | 4145619 1.9968 .3707953 1 9 uop_ultra | 2870601 1.312781 .553907 1 9 uop_other | 2870601 1.954898 .3673308 1 9 uld_febr | 2870601 1.998619 .3358716 1 9 uld_meco | 4145619 1.968945 .3860976 1 9 -------------+-------------------------------------------------------- uld_ruptr | 2870601 1.993925 .3427373 1 9 uld_abrup | 2870601 2.008545 .3206432 1 9 uld_prepla | 2870601 2.010481 .3175522 1 9 uld_excbl | 2870601 2.008297 .3210368 1 9 uld_seiz | 2870601 2.013622 .3124461 1 9 -------------+-------------------------------------------------------- uld_precip | 4145619 2.002157 .4179569 1 9 uld_prolg | 2870601 2.006656 .3236195 1 9 uld_dysfn | 2870601 1.986408 .3533231 1 9 uld_breech | 4145619 2.011128 .671646 1 9 uld_cephal | 2870601 1.99928 .3348884 1 9 -------------+-------------------------------------------------------- uld_cord | 2870601 2.012443 .3143764 1 9 uld_anest | 2870601 2.013444 .3127391 1 9 uld_distr | 2870601 1.976137 .3670475 1 9 uld_other | 2870601 1.853802 .4860602 1 9 ume_vag | 2870601 1.334359 .7095358 1 9 -------------+-------------------------------------------------------- ume_vbac | 2870601 2.024972 .5052542 1 9 ume_primc | 2870601 1.859005 .6340296 1 9 ume_repec | 2870601 1.916981 .5974989 1 9 ume_forcep | 4145619 2.015025 .4233685 1 9 ume_vac | 4145619 1.985737 .4566738 1 9 -------------+-------------------------------------------------------- rdmeth_rec | 1275018 1.759498 1.13434 1 9 udmeth_rec | 2870601 1.756859 1.235267 1 9 attend | 4145619 1.236132 .6774379 1 9 apgar5 | 4145619 21.25551 31.04774 0 99 apgar5r | 4145619 4.021329 .5437788 1 5 -------------+-------------------------------------------------------- dplural | 4145619 1.035524 .1951103 1 5 imp_plur | 284 1 0 1 1 sex | 0 imp_sex | 122 1 0 1 1 dlmp_mm | 4145619 11.28382 20.51334 1 99 -------------+-------------------------------------------------------- dlmp_dd | 4145619 23.68213 26.75302 1 99 dlmp_yy | 4145619 2388.428 1709.918 2003 9999 estgest | 4145619 46.64275 20.83576 12 99 combgest | 4145619 38.98804 5.699296 17 99 gestrec10 | 4145619 6.331869 1.257605 1 10 -------------+-------------------------------------------------------- gestrec3 | 4145619 1.880848 .3452935 1 3 obgest_flg | 208573 1 0 1 1 gest_imp | 165366 1 0 1 1 dbwt | 4145619 3278.814 634.2117 227 9999 bwtr12 | 4145619 7.049822 1.237336 1 12 -------------+-------------------------------------------------------- bwtr4 | 4145619 2.904273 .343997 1 4 ab_aven1 | 0 ab_aven6 | 0 ab_nicu | 0 ab_surf | 0 -------------+-------------------------------------------------------- ab_anti | 0 ab_seiz | 0 ab_binj | 0 uab_anem | 2870601 2.026396 .4379143 1 9 uab_injury | 2870601 2.024287 .4404375 1 9 -------------+-------------------------------------------------------- uab_alcoh | 2870601 2.027329 .4367905 1 9 uab_hyal | 2870601 2.021615 .4435986 1 9 uab_mecon | 2870601 2.026108 .4382604 1 9 uab_venl30 | 2870601 2.012769 .4537945 1 9 uab_ven30m | 2870601 2.018683 .4470231 1 9 -------------+-------------------------------------------------------- uab_nseiz | 2870601 2.026894 .4373148 1 9 uab_other | 2870601 1.980672 .4876635 1 9 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 | 4145619 2.083751 .761666 1 9 -------------+-------------------------------------------------------- uca_spina | 4145619 2.083685 .7617163 1 9 uca_hydro | 2870601 2.099967 .8314545 1 9 uca_micro | 2870601 2.100108 .8313521 1 9 uca_nerv | 2870601 2.099936 .8314768 1 9 uca_heart | 2870601 2.098893 .8322284 1 9 -------------+-------------------------------------------------------- uca_circ | 2870601 2.098618 .8324259 1 9 uca_rectal | 2870601 2.10009 .8313655 1 9 uca_trach | 2870601 2.100048 .8313956 1 9 uca_ompha | 4145619 2.083539 .7618283 1 9 uca_gastro | 2870601 2.099822 .831559 1 9 -------------+-------------------------------------------------------- uca_genital | 2870601 2.099446 .8318298 1 9 uca_renal | 2870601 2.100031 .831408 1 9 uca_urogen | 2870601 2.099206 .8320024 1 9 uca_cleftlp | 4145619 2.083082 .7621782 1 9 uca_adactyly | 2870601 2.099439 .8318348 1 9 -------------+-------------------------------------------------------- uca_clubft | 2870601 2.099634 .8316942 1 9 uca_hernia | 2870601 2.100062 .8313853 1 9 uca_muscu | 2870601 2.098187 .8327356 1 9 uca_downs | 4145619 2.083378 .7619513 1 9 uca_chromo | 2870601 2.099883 .831515 1 9 -------------+-------------------------------------------------------- uca_other | 2870601 2.096332 .8340647 1 9 f_morigin | 4145619 .9982536 .0417537 0 1 f_forigin | 4145619 .9982536 .0417537 0 1 f_meduc | 4145619 .3059888 .460825 0 1 f_clinest | 4145619 .8658533 .3408099 0 1 -------------+-------------------------------------------------------- f_apgar5 | 4145619 .8658533 .3408099 0 1 f_tobaco | 4145619 .2514155 .4338269 0 1 f_rf_pdiab | 4145619 .3059888 .460825 0 1 f_rf_gdiab | 4145619 .3059888 .460825 0 1 f_rf_phyper | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_rf_ghyper | 4145619 .3059888 .460825 0 1 f_rf_eclamp | 4145619 .188367 .391005 0 1 f_rf_ppb | 4145619 .3059888 .460825 0 1 f_rf_ppo | 4145619 .3059888 .460825 0 1 f_rf_cesar | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_rf_ncesar | 4145619 .3059888 .460825 0 1 f_ob_cervic | 4145619 .3059888 .460825 0 1 f_ob_toco | 4145619 .3059888 .460825 0 1 f_ob_succ | 4145619 .3059888 .460825 0 1 f_ob_fail | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_on_rupture | 4145619 .3059888 .460825 0 1 f_on_precip | 4145619 .3059888 .460825 0 1 f_on_prolong | 4145619 .3059888 .460825 0 1 f_ld_induct | 4145619 .3059888 .460825 0 1 f_ld_augment | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ld_nvrtx | 4145619 .3059888 .460825 0 1 f_ld_stero~s | 4145619 .3059888 .460825 0 1 f_ld_antibio | 4145619 .3059888 .460825 0 1 f_ld_chorio | 4145619 .3059888 .460825 0 1 f_ld_mecon | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ld_fintol | 4145619 .3059888 .460825 0 1 f_ld_anesth | 4145619 .3059888 .460825 0 1 f_md_attfor | 4145619 .3059888 .460825 0 1 f_md_attvac | 4145619 .3059888 .460825 0 1 f_md_present | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_md_route | 4145619 .3059888 .460825 0 1 f_md_trial | 4145619 .3059888 .460825 0 1 f_ab_vent | 4145619 .3059888 .460825 0 1 f_ab_vent6 | 4145619 .3059888 .460825 0 1 f_ab_nicu | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ab_surfac | 4145619 .3059888 .460825 0 1 f_ab_antibio | 4145619 .3059888 .460825 0 1 f_ab_seiz | 4145619 .3059888 .460825 0 1 f_ab_inj | 4145619 .3059888 .460825 0 1 f_ca_anen | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ca_menin | 4145619 .3059888 .460825 0 1 f_ca_heart | 4145619 .3059888 .460825 0 1 f_ca_hernia | 4145619 .3059888 .460825 0 1 f_ca_ompha | 4145619 .3059888 .460825 0 1 f_ca_gastro | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ca_limb | 4145619 .3059888 .460825 0 1 f_ca_cleftlp | 4145619 .3059888 .460825 0 1 f_ca_cleft | 4145619 .3059888 .460825 0 1 f_ca_downs | 4145619 .3059888 .460825 0 1 f_ca_chrom | 4145619 .3059888 .460825 0 1 -------------+-------------------------------------------------------- f_ca_hypos | 4145619 .3059888 .460825 0 1 f_med | 4145619 .6907465 .4621859 0 1 f_wtgain | 4145619 .8658504 .340813 0 1 f_alcol | 4145619 .5583458 .4965842 0 1 f_api | 4145619 .1481861 .3552844 0 1 -------------+-------------------------------------------------------- f_tobac | 4145619 .5583461 .4965841 0 1 f_mpcb | 4145619 .3059888 .460825 0 1 f_mpcb_u | 4145619 .6907465 .4621859 0 1 f_urf_anemia | 4145619 .6907465 .4621859 0 1 f_urf_card~c | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_urf_lung | 4145619 .6907465 .4621859 0 1 f_urf_diab~s | 4145619 .9982538 .0417508 0 1 f_urf_herpes | 4145619 .6907465 .4621859 0 1 f_urf_hydra | 4145619 .6907465 .4621859 0 1 f_urf_hemo | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_urf_chyper | 4145619 .9982538 .0417508 0 1 f_urf_phyper | 4145619 .9982538 .0417508 0 1 f_urf_eclamp | 4145619 .8841104 .3200925 0 1 f_urf_ince~x | 4145619 .6907465 .4621859 0 1 f_urf_p~4000 | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_urf_pret~m | 4145619 .6907465 .4621859 0 1 f_urf_renal | 4145619 .6907465 .4621859 0 1 f_urf_rh | 4145619 .6907465 .4621859 0 1 f_urf_uter~e | 4145619 .6907465 .4621859 0 1 f_urf_othe~r | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_uob_amnio | 4145619 .6907465 .4621859 0 1 f_uob_moni~r | 4145619 .6907465 .4621859 0 1 f_uob_induct | 4145619 .9982538 .0417508 0 1 f_uob_stimul | 4145619 .6907465 .4621859 0 1 f_uob_tocol | 4145619 .9982538 .0417508 0 1 -------------+-------------------------------------------------------- f_uob_ultras | 4145619 .6907465 .4621859 0 1 f_uob_othe~b | 4145619 .6907465 .4621859 0 1 f_uld_febr~e | 4145619 .6907465 .4621859 0 1 f_uld_meco~m | 4145619 .9982538 .0417508 0 1 f_uld_rupt~e | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_uld_abru~o | 4145619 .6907465 .4621859 0 1 f_uld_prep~e | 4145619 .6907465 .4621859 0 1 f_uld_exce~d | 4145619 .6907465 .4621859 0 1 f_uld_seiz~e | 4145619 .6907465 .4621859 0 1 f_uld_precip | 4145619 .9982538 .0417508 0 1 -------------+-------------------------------------------------------- f_uld_prolg | 4145619 .6907465 .4621859 0 1 f_uld_dysf~c | 4145619 .6907465 .4621859 0 1 f_uld_breech | 4145619 .9982538 .0417508 0 1 f_uld_ceph~o | 4145619 .6907465 .4621859 0 1 f_uld_cord | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_uld_anest | 4145619 .6907465 .4621859 0 1 f_uld_distr | 4145619 .6907465 .4621859 0 1 f_uld_other | 4145619 .6907465 .4621859 0 1 f_u_vag | 4145619 .9982538 .0417508 0 1 f_u_vbac | 4145619 .9982538 .0417508 0 1 -------------+-------------------------------------------------------- f_u_primc | 4145619 .9982538 .0417508 0 1 f_u_repec | 4145619 .9982538 .0417508 0 1 f_u_forcep | 4145619 .9982538 .0417508 0 1 f_u_vac | 4145619 .9982538 .0417508 0 1 f_uab_anemia | 4145619 .6907465 .4621859 0 1 -------------+-------------------------------------------------------- f_uab_injury | 4145619 .6907465 .4621859 0 1 f_uab_alco~n | 4145619 .6736239 .4688868 0 1 f_uab_hyal~e | 4145619 .6907465 .4621859 0 1 f_uab_meco~n | 4145619 .6907465 .4621859 0 1 f_uab_venl30 | 4145619 .6624017 .4728908 0 1 -------------+-------------------------------------------------------- f_uab_ven30m | 4145619 .6624017 .4728908 0 1 f_uab_seiz | 4145619 .6907465 .4621859 0 1 f_uab_othe~b | 4145619 .6907465 .4621859 0 1 f_uca_anen | 4145619 .9912983 .0928763 0 1 f_uca_spina | 4145619 .9912983 .0928763 0 1 -------------+-------------------------------------------------------- f_uca_hydro | 4145619 .683791 .4649956 0 1 f_uca_micr~e | 4145619 .683791 .4649956 0 1 f_uca_nerv~s | 4145619 .683791 .4649956 0 1 f_uca_heart | 4145619 .683791 .4649956 0 1 f_uca_circul | 4145619 .683791 .4649956 0 1 -------------+-------------------------------------------------------- f_uca_rectal | 4145619 .683791 .4649956 0 1 f_uca_trac~o | 4145619 .683791 .4649956 0 1 f_uca_omph~o | 4145619 .9912983 .0928763 0 1 f_uca_gastro | 4145619 .683791 .4649956 0 1 f_uca_geni~l | 4145619 .683791 .4649956 0 1 -------------+-------------------------------------------------------- f_uca_rena~g | 4145619 .683791 .4649956 0 1 f_uca_urogen | 4145619 .683791 .4649956 0 1 f_uca_clef~p | 4145619 .9912983 .0928763 0 1 f_uca_adac~l | 4145619 .683791 .4649956 0 1 f_uca_club | 4145619 .683791 .4649956 0 1 -------------+-------------------------------------------------------- f_uca_hernia | 4145619 .683791 .4649956 0 1 f_uca_musc~o | 4145619 .683791 .4649956 0 1 f_uca_downs | 4145619 .9912983 .0928763 0 1 f_uca_chromo | 4145619 .683791 .4649956 0 1 f_uca_othr~n | 4145619 .683791 .4649956 0 1 -------------+-------------------------------------------------------- mrace1e | 0 mrace2e | 0 mrace3e | 0 mrace4e | 0 mrace6e | 0 -------------+-------------------------------------------------------- mrace7e | 0 mrace8e | 0 mrace5e | 0 frace1e | 0 frace2e | 0 -------------+-------------------------------------------------------- frace3e | 0 frace4e | 0 frace5e | 0 frace6e | 0 frace7e | 0 -------------+-------------------------------------------------------- frace8e | 0 by Jean Roth , jroth@nber.org , 22 Dec 2015