Summary statistics for nhamcsed2000 dataset : by Jean Roth , jroth@nber.org , 28 Mar 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- vmonth | 25,622 6.575014 3.396063 1 12 vyear | 25,622 1999.985 .1218146 1999 2000 vdayr | 25,622 3.970572 2.029195 1 7 timevis | 0 age | 25,622 35.66466 23.90922 0 100 -------------+--------------------------------------------------------- arrive | 25,622 2.786277 .8320512 1 5 sex | 25,622 1.472836 .4992713 1 2 pregnant | 25,622 3.078917 .9525741 1 4 ethnic | 25,622 2.071384 .5468717 1 3 race | 25,622 1.300172 .5645686 1 5 -------------+--------------------------------------------------------- waittime | 25,622 358.5823 451.1928 0 999 paytype | 25,622 2.864999 2.112263 1 9 hmo | 25,622 2.163063 .7447492 1 4 urgent | 25,622 2.689056 1.295612 1 5 pain | 25,622 2.20779 1.446059 1 6 -------------+--------------------------------------------------------- rfv1 | 25,622 25169.72 18015.37 10050 90000 rfv2 | 25,622 58371.31 35400.47 10050 90000 rfv3 | 25,622 77360.53 27555.25 10050 90000 rfv13d | 25,622 2516.917 1801.563 1005 9000 rfv23d | 25,622 5837.105 3540.078 1005 9000 -------------+--------------------------------------------------------- rfv33d | 25,622 7736.043 2755.548 1005 9000 injury | 25,622 .3735852 .4837649 0 1 place | 25,622 7.385957 2.796706 1 9 intent | 25,622 4.259465 1.011952 1 5 workrel | 25,622 3.324721 .9501103 1 4 -------------+--------------------------------------------------------- cause1 | 0 cause2 | 0 cause3 | 0 cause13d | 0 cause23d | 0 -------------+--------------------------------------------------------- cause33d | 0 vcause | 0 diag1 | 0 diag2 | 0 diag3 | 0 -------------+--------------------------------------------------------- diag13d | 0 diag23d | 0 diag33d | 0 prdiag1 | 25,622 .0380532 .2414696 0 2 prdiag2 | 25,622 1.281867 .9451272 0 2 -------------+--------------------------------------------------------- prdiag3 | 25,622 1.769573 .6328614 0 2 diagscrn | 25,622 .9207322 .3114965 0 2 mentstat | 25,622 .1489345 .3560309 0 1 blodpres | 25,622 .7647725 .4241492 0 1 ekg | 25,622 .1453048 .3524148 0 1 -------------+--------------------------------------------------------- cardmon | 25,622 .0748966 .2632295 0 1 pulsoxim | 25,622 .2279291 .4195048 0 1 urine | 25,622 .1641558 .3704241 0 1 pregtest | 25,622 .0292717 .1685704 0 1 hivser | 25,622 .0021466 .0462825 0 1 -------------+--------------------------------------------------------- otherstd | 25,622 .0088986 .0939136 0 1 bloodalc | 25,622 .0153384 .1228971 0 1 cbc | 25,622 .2583717 .4377479 0 1 otherbld | 25,622 .2312466 .4216379 0 1 otherscr | 25,622 .0999532 .2999434 0 1 -------------+--------------------------------------------------------- diagsc1 | 0 diagsc2 | 0 diagsc13 | 0 diagsc23 | 0 diagsc12 | 0 -------------+--------------------------------------------------------- diagsc22 | 0 chestxry | 25,622 .1571696 .3639677 0 1 extrxray | 25,622 .1079931 .3103778 0 1 otherxry | 25,622 .0995629 .2994221 0 1 mri | 25,622 .0022637 .0475252 0 1 -------------+--------------------------------------------------------- ultrasnd | 25,622 .0200609 .1402113 0 1 catscan | 25,622 .0510499 .2201038 0 1 othdiag | 25,622 .0124112 .1107143 0 1 totdiag | 25,622 3.815588 10.70806 0 99 proc | 25,622 .4875107 .5551967 0 2 -------------+--------------------------------------------------------- endoint | 25,622 .0034736 .0588358 0 1 cpr | 25,622 .0027711 .0525689 0 1 ivfluids | 25,622 .1822652 .3860705 0 1 ngtube | 25,622 .0048006 .0691209 0 1 lumbpunc | 25,622 .0017953 .0423341 0 1 -------------+--------------------------------------------------------- bladcath | 25,622 .0194364 .1380558 0 1 wound | 25,622 .1147061 .3186732 0 1 eyeent | 25,622 .0354383 .1848885 0 1 orthoped | 25,622 .0745453 .2626614 0 1 obgyn | 25,622 .0192413 .1373746 0 1 -------------+--------------------------------------------------------- otherprc | 25,622 .0324331 .1771507 0 1 proc1 | 0 proc2 | 0 proc13 | 0 proc23 | 0 -------------+--------------------------------------------------------- proc12 | 0 proc22 | 0 totproc | 25,622 3.382015 16.59345 0 99 med | 25,622 .7307392 .4435844 0 1 med1 | 0 -------------+--------------------------------------------------------- med2 | 0 med3 | 0 med4 | 0 med5 | 0 med6 | 0 -------------+--------------------------------------------------------- nummed | 25,622 1.600929 1.520022 0 6 noprovid | 25,622 .0155335 .1236642 0 1 staffphy | 25,622 .8601983 .346788 0 1 resint | 25,622 .1181407 .3227809 0 1 otherphy | 25,622 .0774725 .2673449 0 1 -------------+--------------------------------------------------------- physasst | 25,622 .0486691 .2151795 0 1 nursepr | 25,622 .0176411 .1316456 0 1 rn | 25,622 .8534072 .3537064 0 1 lpn | 25,622 .0424245 .2015595 0 1 mednurse | 25,622 .0586215 .2349195 0 1 -------------+--------------------------------------------------------- emt | 25,622 .0636953 .2442141 0 1 otherprv | 25,622 .0859418 .2802835 0 1 nodisp | 25,622 .0088205 .0935045 0 1 nofollow | 25,622 .0967138 .2955734 0 1 edprn | 25,622 .2730076 .4455134 0 1 -------------+--------------------------------------------------------- refphys | 25,622 .121263 .326439 0 1 outtriag | 25,622 .0034736 .0588358 0 1 refothph | 25,622 .4809539 .4996469 0 1 left | 25,622 .0165873 .1277216 0 1 admithos | 25,622 .1286785 .3348503 0 1 -------------+--------------------------------------------------------- admitccu | 25,622 .0136992 .1162412 0 1 transfer | 25,622 .0187339 .1355864 0 1 doa | 25,622 .0030833 .0554428 0 1 refsocs | 25,622 .0028881 .0536648 0 1 otherdis | 25,622 .0546405 .2272817 0 1 -------------+--------------------------------------------------------- patwt | 25,622 4215.782 3453.557 76 16399 region | 25,622 2.449926 1.064694 1 4 urban | 25,622 1.155608 .3624908 1 2 ownsmg | 25,622 1.401101 .6571072 1 3 hospcode | 25,622 261.8527 161.8343 2 597 -------------+--------------------------------------------------------- patcode | 25,622 40.25802 30.55393 1 227 vdatefl | 25,622 0 0 0 0 vtimefl | 25,622 .0208415 .1428562 0 1 bdatefl | 25,622 .0160799 .1257855 0 1 sexfl | 25,622 .0169776 .1291898 0 1 -------------+--------------------------------------------------------- racefl | 25,622 .1304738 .3368306 0 1 urgentfl | 25,622 .0169386 .1290438 0 1 gen1 | 0 prescr1 | 18,723 1.447738 .7227443 1 3 contsub1 | 18,723 5.52561 1.223643 2 7 -------------+--------------------------------------------------------- comstat1 | 18,723 1.212199 .477679 1 3 drugcl1 | 0 drg1ing1 | 0 drg1ing2 | 0 drg1ing3 | 0 -------------+--------------------------------------------------------- drg1ing4 | 0 drg1ing5 | 0 gen2 | 0 prescr2 | 11,255 1.41315 .7017998 1 3 contsub2 | 11,255 5.598667 1.14709 2 7 -------------+--------------------------------------------------------- comstat2 | 11,255 1.223812 .5038697 1 3 drugcl2 | 0 drg2ing1 | 0 drg2ing2 | 0 drg2ing3 | 0 -------------+--------------------------------------------------------- drg2ing4 | 0 drg2ing5 | 0 gen3 | 0 prescr3 | 5,740 1.380314 .6885385 1 3 contsub3 | 5,740 5.600871 1.157157 2 7 -------------+--------------------------------------------------------- comstat3 | 5,740 1.241463 .5249203 1 3 drugcl3 | 0 drg3ing1 | 0 drg3ing2 | 0 drg3ing3 | 0 -------------+--------------------------------------------------------- drg3ing4 | 0 drg3ing5 | 0 gen4 | 0 prescr4 | 2,887 1.344302 .6669517 1 3 contsub4 | 2,887 5.631105 1.113473 2 7 -------------+--------------------------------------------------------- comstat4 | 2,887 1.224454 .5126783 1 3 drugcl4 | 0 drg4ing1 | 0 drg4ing2 | 0 drg4ing3 | 0 -------------+--------------------------------------------------------- drg4ing4 | 0 drg4ing5 | 0 gen5 | 0 prescr5 | 1,542 1.311933 .6449325 1 3 contsub5 | 1,542 5.669909 1.058627 2 7 -------------+--------------------------------------------------------- comstat5 | 1,542 1.195201 .4901658 1 3 drugcl5 | 0 drg5ing1 | 0 drg5ing2 | 0 drg5ing3 | 0 -------------+--------------------------------------------------------- drg5ing4 | 0 drg5ing5 | 0 gen6 | 0 prescr6 | 872 1.31422 .63923 1 3 contsub6 | 872 5.728211 .9706284 2 7 -------------+--------------------------------------------------------- comstat6 | 872 1.202982 .5150683 1 3 drugcl6 | 0 drg6ing1 | 0 drg6ing2 | 0 drg6ing3 | 0 -------------+--------------------------------------------------------- drg6ing4 | 0 drg6ing5 | 0 racer | 25,622 1.291976 .5302132 1 3 agedays | 25,622 970.8576 150.0942 1 999 ager | 25,622 2.989657 1.48029 1 6 -------------+--------------------------------------------------------- cause1r | 25,622 2866.213 4185.955 0 9890 cause2r | 25,622 137.2894 1109.403 0 9803 cause3r | 25,622 1.464015 117.3063 0 9804 diag1r | 25,622 175371.4 79569.13 100390 900000 diag2r | 25,622 625438.6 356560.3 100590 900000 -------------+--------------------------------------------------------- diag3r | 25,622 812258.8 239104.4 100880 900000 diagsc1r | 25,622 893.3803 2696.409 0 9999 diagsc2r | 25,622 33.70307 547.7267 0 9999 proc1r | 25,622 266.5368 1518.005 0 9999 proc2r | 25,622 7.612638 257.2046 0 9999 -------------+--------------------------------------------------------- whocomp | 25,622 2.384669 1.28871 1 6 intentr | 25,622 .8012645 1.706592 0 7 stratm | 25,622 304.3962 100.0779 201 404 psum | 25,622 13.46226 13.82261 1 46 year | 25,622 2000 0 2000 2000 -------------+--------------------------------------------------------- subfile | 25,622 2 0 2 2 prostrat | 25,622 1.008079 .0895212 1 2 provider | 25,622 188.2979 107.7213 1 376 dept | 25,622 1 0 1 1 su | 25,622 1.148544 .5479484 1 5 -------------+--------------------------------------------------------- clinic | 25,622 1.148544 .5479484 1 5 poppsum | 25,622 -.0195925 .9998276 -1 1 popsum | 25,622 -.0169386 .1290438 -1 0 popvism | 25,622 -.4902037 .4999138 -1 0 popprovm | 25,622 151.3065 156.6679 0 330 by Jean Roth , jroth@nber.org , 28 Mar 2016