Summary statistics for nhamcsopd1994 dataset : by Jean Roth , jroth@nber.org , 28 Mar 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- vmonth | 29,095 6.314796 3.3742 1 12 vday | 29,095 15.59024 8.727985 1 31 vyear | 29,095 93.99213 .088369 93 94 age | 29,095 35.32219 23.64258 0 99 sex | 29,095 1.385805 .4867933 1 2 -------------+--------------------------------------------------------- race | 29,095 1.302904 .5420233 1 4 ethnic | 29,095 1.847637 .3593785 1 2 privins | 29,095 .247912 .4318079 0 1 medicare | 29,095 .167967 .3738434 0 1 medicaid | 29,095 .3521224 .4776401 0 1 -------------+--------------------------------------------------------- othgovt | 29,095 .0336828 .1804144 0 1 hmo | 29,095 .0821791 .2746421 0 1 selfpay | 29,095 .1112562 .3144546 0 1 nocharge | 29,095 .015879 .1250096 0 1 othpay | 29,095 .0520021 .222035 0 1 -------------+--------------------------------------------------------- unkpay | 29,095 .0406943 .1975844 0 1 refer | 29,095 1.765561 .4236549 1 2 rfv1 | 29,095 32805.62 21041.67 10050 90000 rfv2 | 29,095 72891.51 30302.76 10050 90000 rfv3 | 29,095 84812.2 18689.51 10050 90000 -------------+--------------------------------------------------------- rfv13d | 29,095 3280.534 2104.185 1005 9000 rfv23d | 29,095 7289.14 3030.297 1005 9000 rfv33d | 29,095 8481.217 1868.965 1005 9000 diag1 | 29,095 175255.4 100905.4 100300 900000 diag2 | 29,095 651264.5 349305.3 100590 900000 -------------+--------------------------------------------------------- diag3 | 29,095 812369.5 240026.4 100300 900000 diag13d | 29,095 1752.115 1009.123 1003 9000 diag23d | 29,095 6512.483 3493.28 1005 9000 diag33d | 29,095 8123.64 2400.414 1003 9000 senbefor | 29,095 1.231896 .4220499 1 2 -------------+--------------------------------------------------------- ifyes | 29,095 .905482 .6002931 0 2 notests | 29,095 .2440969 .4295579 0 1 blodpres | 29,095 .5430143 .4981549 0 1 urine | 29,095 .1477917 .3548995 0 1 spiromet | 29,095 .0059804 .0771028 0 1 -------------+--------------------------------------------------------- allertst | 29,095 .0023372 .0482886 0 1 hivser | 29,095 .0089706 .0942892 0 1 otherbld | 29,095 .1964255 .3973008 0 1 proc1 | 0 proc13d | 0 -------------+--------------------------------------------------------- proc12d | 0 proc1per | 29,095 .5063413 .752087 0 3 proc2 | 0 proc23d | 0 proc22d | 0 -------------+--------------------------------------------------------- proc2per | 29,095 .1615054 .4958093 0 3 proc3 | 0 proc33d | 0 proc32d | 0 proc3per | 29,095 .0538924 .296603 0 3 -------------+--------------------------------------------------------- proc4 | 0 proc43d | 0 proc42d | 0 proc4per | 29,095 .01801 .1691635 0 3 proc5 | 0 -------------+--------------------------------------------------------- proc53d | 0 proc52d | 0 proc5per | 29,095 .0051555 .0958381 0 3 proc6 | 0 proc63d | 0 -------------+--------------------------------------------------------- proc62d | 0 proc6per | 29,095 .001203 .0426642 0 3 nocouns | 29,095 .4797044 .4995965 0 1 exercise | 29,095 .0499399 .2178245 0 1 cholred | 29,095 .0119264 .108557 0 1 -------------+--------------------------------------------------------- weight | 29,095 .0261901 .1597029 0 1 smokces | 29,095 .0190754 .1367926 0 1 grwthdev | 29,095 .0554391 .2288392 0 1 injprev | 29,095 .022375 .1479023 0 1 hivtr | 29,095 .0151229 .1220438 0 1 -------------+--------------------------------------------------------- othstdtr | 29,095 .0176319 .1316116 0 1 othcoun | 29,095 .2230968 .4163299 0 1 med1 | 0 med2 | 0 med3 | 0 -------------+--------------------------------------------------------- med4 | 0 med5 | 0 med | 29,095 1.402578 .4904255 1 2 nummed | 29,095 1.242103 1.426924 0 5 nofollow | 29,095 .0600791 .2376373 0 1 -------------+--------------------------------------------------------- retprn | 29,095 .1907544 .3929026 0 1 retappt | 29,095 .638254 .4805141 0 1 telephon | 29,095 .038254 .1918121 0 1 refphys | 29,095 .0443719 .2059235 0 1 refothph | 29,095 .0824197 .2750077 0 1 -------------+--------------------------------------------------------- admithos | 29,095 .0130607 .1135364 0 1 otherdis | 29,095 .0290428 .1679294 0 1 resint | 29,095 .220519 .4146038 0 1 staffphy | 29,095 .6385633 .480425 0 1 otherphy | 29,095 .032686 .1778166 0 1 -------------+--------------------------------------------------------- physasst | 29,095 .0653721 .2471855 0 1 rn | 29,095 .4987799 .5000071 0 1 lpn | 29,095 .1316721 .3381398 0 1 nursaid | 29,095 .0685685 .2527232 0 1 otherprv | 29,095 .1918886 .3937927 0 1 -------------+--------------------------------------------------------- patwt | 29,095 2280.291 3185.649 15 24361 region | 29,095 2.257329 1.052358 1 4 urban | 29,095 1.0641 .2449358 1 2 ownsmg | 29,095 1.443375 .7216244 1 3 hospcode | 29,095 115.0871 67.19731 1 229 -------------+--------------------------------------------------------- clintype | 29,095 2.434061 1.728627 1 6 bdatefl | 29,095 .0192817 .1375156 0 1 sexfl | 29,095 .0038838 .0622003 0 1 referfl | 29,095 .0393195 .1943573 0 1 senbefl | 29,095 0 0 0 0 -------------+--------------------------------------------------------- ifyesfl | 29,095 .0329266 .1784476 0 1 dispfl | 29,095 .0216876 .1456638 0 1 provfl | 29,095 .020794 .1426964 0 1 racefl | 29,095 .0893281 .2852216 0 1 ethnicfl | 29,095 .1691012 .3748477 0 1 -------------+--------------------------------------------------------- vdatefl | 29,095 .0028527 .0533356 0 1 gen1 | 0 prescr1 | 17,382 1.390864 .7075936 1 3 contsub1 | 17,382 5.922679 .7533398 2 7 comstat1 | 17,382 1.358819 .6404397 1 3 -------------+--------------------------------------------------------- drugcl1 | 0 drg1ing1 | 0 drg1ing2 | 0 drg1ing3 | 0 drg1ing4 | 0 -------------+--------------------------------------------------------- drg1ing5 | 0 gen2 | 0 prescr2 | 9,448 1.374471 .6712914 1 3 contsub2 | 9,448 5.877752 .7360289 2 7 comstat2 | 9,448 1.289373 .5882348 1 3 -------------+--------------------------------------------------------- drugcl2 | 0 drg2ing1 | 0 drg2ing2 | 0 drg2ing3 | 0 drg2ing4 | 0 -------------+--------------------------------------------------------- drg2ing5 | 0 gen3 | 0 prescr3 | 4,953 1.358571 .6733411 1 3 contsub3 | 4,953 5.889562 .7493387 2 7 comstat3 | 4,953 1.264284 .5891884 1 3 -------------+--------------------------------------------------------- drugcl3 | 0 drg3ing1 | 0 drg3ing2 | 0 drg3ing3 | 0 drg3ing4 | 0 -------------+--------------------------------------------------------- drg3ing5 | 0 gen4 | 0 prescr4 | 2,784 1.349138 .6783543 1 3 contsub4 | 2,784 5.878592 .7757935 2 7 comstat4 | 2,784 1.244612 .5868419 1 3 -------------+--------------------------------------------------------- drugcl4 | 0 drg4ing1 | 0 drg4ing2 | 0 drg4ing3 | 0 drg4ing4 | 0 -------------+--------------------------------------------------------- drg4ing5 | 0 gen5 | 0 prescr5 | 1,572 1.350509 .6664983 1 3 contsub5 | 1,572 5.862595 .7931601 2 7 comstat5 | 1,572 1.226463 .5671795 1 3 -------------+--------------------------------------------------------- drugcl5 | 0 drg5ing1 | 0 drg5ing2 | 0 drg5ing3 | 0 drg5ing4 | 0 -------------+--------------------------------------------------------- drg5ing5 | 0 racer | 29,095 1.298505 .5238678 1 3 patcode | 29,095 74.5391 50.13694 1 309 stratm | 29,095 289.4063 99.2642 201 404 psum | 29,095 11.81784 13.27241 1 49 -------------+--------------------------------------------------------- year | 29,095 1994 0 1994 1994 subfile | 29,095 2 0 2 2 prostrat | 29,095 1.029593 .1694638 1 2 provider | 29,095 115.0871 67.19731 1 229 dept | 29,095 2 0 2 2 -------------+--------------------------------------------------------- su | 29,095 9.270046 16.34158 1 119 clinic | 29,095 4.606084 7.042375 1 50 poppsum | 29,095 .1285101 .9917252 -1 1 popsum | 29,095 -.3556281 .4787114 -1 0 popvism | 29,095 -.564255 .4958626 -1 0 -------------+--------------------------------------------------------- popprovm | 29,095 179.0232 163.4996 0 360 by Jean Roth , jroth@nber.org , 28 Mar 2016