Summary statistics for natlterr2003 dataset : by Jean Roth , jroth@nber.org , 22 Dec 2015 Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- revision | 0 recwt | 58664 1 0 1 1 dob_yy | 58664 2003 0 2003 2003 dob_mm | 58664 6.639626 3.485394 1 12 dob_wk | 58664 4.028212 1.720444 1 7 -------------+-------------------------------------------------------- ostate | 0 xostate | 0 ocntyfips | 58664 362.0744 429.2182 0 999 ocntypop | 58664 4.467851 3.115413 0 9 ubfacil | 58664 1.01495 .176809 1 9 -------------+-------------------------------------------------------- bfacil3 | 58664 1.010671 .1035747 1 3 umagerpt | 58664 95.07359 16.38163 14 99 mage_impflg | 1638 1 0 1 1 mage_repflg | 1609 1 0 1 1 mager41 | 58664 12.4583 6.018934 1 35 -------------+-------------------------------------------------------- mager14 | 58664 8.453396 1.72297 1 13 mager9 | 58664 3.695299 1.234311 1 8 umbstate | 0 mbstate_rec | 58664 1.902257 .3009041 1 3 xmrstate | 0 -------------+-------------------------------------------------------- metrores | 0 mrstate | 0 rectype | 58664 1.561861 .4961627 1 2 mrcntyfips | 58664 638.3471 458.76 0 999 restatus | 58664 1.569174 .5167249 1 4 -------------+-------------------------------------------------------- mrcityfips | 58664 99999 0 99999 99999 mbrace | 0 cmsa | 58664 48.78252 43.17843 0 87 mrace | 58664 3.787195 11.85547 0 78 msa | 58664 4247.518 3415.411 0 7440 -------------+-------------------------------------------------------- mracerec | 58664 1.404541 .9215095 0 4 msa_pop | 0 mraceimp | 0 rcnty_pop | 0 umhisp | 58664 8.305332 2.376438 0 9 -------------+-------------------------------------------------------- rcity_pop | 0 mracehisp | 58664 8.862062 .5898442 1 9 mar | 58664 1.686366 .7210121 1 3 mar_imp | 15 1 0 1 1 meduc | 0 -------------+-------------------------------------------------------- umeduc | 58664 15.50153 15.40362 0 99 meduc_rec | 58664 3.455731 1.241379 1 6 fagerpt_flg | 0 fagerpt | 58664 95.73783 14.61112 13 99 ufagecomb | 58664 32.5245 17.74523 13 99 -------------+-------------------------------------------------------- fagerec11 | 58664 4.684628 2.109421 1 11 fbrace | 0 fraceimp | 0 fracerec | 58664 1.854817 2.055602 0 9 ufhisp | 58664 8.543314 1.957668 0 9 -------------+-------------------------------------------------------- fracehisp | 58664 8.910678 .4761848 1 9 frace | 58664 9.587601 25.92337 0 99 priorlive | 58664 1.069668 3.174475 0 99 priordead | 58664 .1285456 3.274173 0 99 priorterm | 58664 .2894279 3.102604 0 99 -------------+-------------------------------------------------------- lbo | 58664 2.116971 3.564139 1 99 lbo_rec | 58664 2.004432 1.211664 1 9 tbo | 58664 2.323333 3.781836 1 99 tbo_rec | 58664 2.195026 1.387416 1 9 dllb_mm | 0 -------------+-------------------------------------------------------- dllb_yy | 0 precare | 0 precare_rec | 0 mpcb | 58664 5.479221 16.48655 0 99 mpcb_rec6 | 58664 1.812168 1.174649 1 6 -------------+-------------------------------------------------------- mpcb_rec5 | 58664 1.369988 .8487395 1 5 uprevis | 58664 13.4462 15.23071 0 99 previs_rec | 58664 6.772706 1.997105 1 12 wtgain | 58664 28.47646 18.43021 0 99 wtgain_rec | 58664 3.647058 2.227385 1 9 -------------+-------------------------------------------------------- cig_0 | 0 cig_1 | 0 cig_2 | 0 cig_3 | 0 tobuse | 58664 2.189315 1.177781 1 9 -------------+-------------------------------------------------------- cigs | 58664 3.071816 16.93607 0 99 cig_rec6 | 58664 .1996113 1.041299 0 6 cig_rec | 0 alcohol | 58664 2.197787 1.164614 1 9 drinks | 58664 2.872699 16.6036 0 99 -------------+-------------------------------------------------------- drinks_rec | 58664 .1472965 .8430142 0 5 urf_anemia | 58664 2.17457 1.106559 1 9 urf_card | 58664 2.19985 1.090746 1 9 urf_lung | 58664 2.198282 1.091751 1 9 urf_diab | 58664 2.178065 1.104421 1 9 -------------+-------------------------------------------------------- urf_gen | 58664 2.200038 1.090626 1 9 urf_hydra | 58664 2.191906 1.095802 1 9 urf_hemo | 58664 2.201521 1.089672 1 9 urf_chyper | 58664 2.19281 1.095231 1 9 urf_phyper | 58664 2.168246 1.110389 1 9 -------------+-------------------------------------------------------- urf_eclam | 58664 2.19956 1.090932 1 9 urf_incerv | 58664 2.19627 1.093035 1 9 urf_pre4000 | 58664 2.2006 1.090264 1 9 urf_preterm | 58664 2.200327 1.09044 1 9 urf_renal | 58664 2.200753 1.090166 1 9 -------------+-------------------------------------------------------- urf_rh | 58664 2.19956 1.090932 1 9 urf_uterine | 58664 2.199253 1.091129 1 9 urf_other | 58664 2.113238 1.141691 1 9 uop_amnio | 58664 2.182258 1.069299 1 9 uop_monit | 58664 1.378307 1.262567 1 9 -------------+-------------------------------------------------------- uop_induc | 58664 2.106863 1.11382 1 9 uop_stiml | 58664 2.034314 1.150386 1 9 uop_tocol | 58664 2.162604 1.081588 1 9 uop_ultra | 58664 1.807361 1.230615 1 9 uop_other | 58664 2.190134 1.064233 1 9 -------------+-------------------------------------------------------- uld_febr | 58664 2.203447 1.099338 1 9 uld_meco | 58664 2.189537 1.108116 1 9 uld_ruptr | 58664 2.189742 1.107989 1 9 uld_abrup | 58664 2.200447 1.101252 1 9 uld_prepla | 58664 2.20193 1.100308 1 9 -------------+-------------------------------------------------------- uld_excbl | 58664 2.203089 1.099567 1 9 uld_seiz | 58664 2.204333 1.098771 1 9 uld_precip | 58664 2.20043 1.101263 1 9 uld_prolg | 58664 2.202168 1.100155 1 9 uld_dysfn | 58664 2.197378 1.103198 1 9 -------------+-------------------------------------------------------- uld_breech | 58664 2.181593 1.11302 1 9 uld_cephal | 58664 2.146393 1.133825 1 9 uld_cord | 58664 2.201146 1.100807 1 9 uld_anest | 58664 2.204435 1.098705 1 9 uld_distr | 58664 2.18473 1.111093 1 9 -------------+-------------------------------------------------------- uld_other | 58664 2.0988 1.159665 1 9 ume_vag | 58664 1.650399 1.264387 1 9 ume_vbac | 58664 2.18773 1.071594 1 9 ume_primc | 58664 1.941651 1.194251 1 9 ume_repec | 58664 2.024137 1.160418 1 9 -------------+-------------------------------------------------------- ume_forcp | 58664 2.192043 1.068814 1 9 ume_vac | 58664 2.19044 1.06985 1 9 dmeth_rec | 58664 2.141927 1.309523 1 5 attend | 58664 1.118966 .5810645 1 9 apgar5 | 58664 11.72046 15.58961 0 99 -------------+-------------------------------------------------------- apgar5r | 58664 3.954964 .3641967 1 5 dplural | 58664 1.019893 .1457268 1 4 imp_plur | 13 1 0 1 1 sex | 0 imp_sex | 1 1 . 1 1 -------------+-------------------------------------------------------- dlmp_mm | 58664 10.1325 18.35247 1 99 dlmp_dd | 58664 18.87711 18.94038 1 99 dlmp_yy | 58664 2314.442 1548.82 2001 9999 estgest | 58664 39.80717 10.61442 19 99 combgest | 58664 39.61951 10.4584 19 99 -------------+-------------------------------------------------------- gestrec10 | 58664 6.086407 1.241805 1 10 gestrec3 | 58664 1.85405 .4266488 1 3 obgest_flg | 858 1 0 1 1 gest_imp | 0 dbwt | 58664 3100.856 575.2855 284 9999 -------------+-------------------------------------------------------- bwtr12 | 58664 6.694037 1.147503 1 12 bwtr4 | 58664 2.876142 .3708073 1 4 uab_anem | 58664 2.204129 1.098033 1 9 uab_injury | 58664 2.204504 1.097792 1 9 uab_alcoh | 58664 2.204435 1.097836 1 9 -------------+-------------------------------------------------------- uab_hyal | 58664 2.201759 1.099549 1 9 uab_mecon | 58664 2.204316 1.097912 1 9 uab_venl30 | 58664 2.202526 1.099059 1 9 uab_ven30m | 58664 2.201896 1.099462 1 9 uab_nseiz | 58664 2.203651 1.098339 1 9 -------------+-------------------------------------------------------- uab_other | 58664 2.194532 1.104128 1 9 uca_anen | 58664 2.206481 1.103463 1 9 uca_spina | 58664 2.206549 1.10342 1 9 uca_hydro | 58664 2.206583 1.103398 2 9 uca_micro | 58664 2.206566 1.103409 1 9 -------------+-------------------------------------------------------- uca_nerv | 58664 2.206532 1.103431 1 9 uca_heart | 58664 2.206515 1.103441 1 9 uca_circ | 58664 2.206396 1.103518 1 9 uca_rectal | 58664 2.206549 1.10342 1 9 uca_trach | 58664 2.206515 1.103441 1 9 -------------+-------------------------------------------------------- uca_ompha | 58664 2.206549 1.10342 1 9 uca_gastro | 58664 2.206481 1.103463 1 9 uca_genital | 58664 2.206532 1.103431 1 9 uca_renal | 58664 2.206532 1.103431 1 9 uca_urogen | 58664 2.206208 1.103638 1 9 -------------+-------------------------------------------------------- uca_cleftlp | 58664 2.206345 1.103551 1 9 uca_adactyly | 58664 2.206464 1.103474 1 9 uca_clubft | 58664 2.206464 1.103474 1 9 uca_hernia | 58664 2.206566 1.103409 1 9 uca_muscu | 58664 2.206328 1.103561 1 9 -------------+-------------------------------------------------------- uca_downs | 58664 2.20643 1.103496 1 9 uca_chromo | 58664 2.206362 1.10354 1 9 uca_other | 58664 2.19448 1.111055 1 9 f_morigin | 58664 .0818389 .2741215 0 1 f_forigin | 58664 .0818389 .2741215 0 1 -------------+-------------------------------------------------------- f_meduc | 58664 0 0 0 0 f_clinest | 58664 .1048343 .3063424 0 1 f_apgar5 | 58664 .96901 .1732922 0 1 f_tobaco | 58664 0 0 0 0 f_med | 58664 .96901 .1732922 0 1 -------------+-------------------------------------------------------- f_wtgain | 58664 .9460146 .2259908 0 1 f_alcol | 58664 .9460146 .2259908 0 1 f_api | 58664 .96901 .1732922 0 1 f_tobac | 58664 .9460146 .2259908 0 1 f_mpcb | 58664 0 0 0 0 -------------+-------------------------------------------------------- f_mpcb_u | 58664 .9964203 .059724 0 1 mrace1e | 0 mrace2e | 0 mrace3e | 0 mrace4e | 0 -------------+-------------------------------------------------------- mrace5e | 0 mrace6e | 0 mrace7e | 0 mrace8e | 0 frace1e | 0 -------------+-------------------------------------------------------- frace2e | 0 frace3e | 0 by Jean Roth , jroth@nber.org , 22 Dec 2015