Summary statistics for nhamcsed2008 dataset : by Jean Roth , jroth@nber.org , 28 Mar 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- vmonth | 34,134 6.363069 3.355566 1 12 vyear | 34,134 2007.997 .0504218 2007 2008 vdayr | 34,134 3.954942 2.003401 1 7 age | 34,134 37.43083 23.96363 0 100 arrtime | 0 -------------+--------------------------------------------------------- waittime | 34,134 43.35065 71.60198 -9 1407 lov | 34,134 201.6019 215.2506 -9 2879 residnce | 34,134 .6823402 2.021568 -9 5 sex | 34,134 1.464405 .4987387 1 2 ethun | 34,134 -.7269292 4.629589 -9 2 -------------+--------------------------------------------------------- raceun | 34,134 -.1898693 3.824247 -9 6 arrive | 34,134 1.946534 2.739479 -9 3 paypriv | 34,134 .3915744 .4881095 0 1 paymcare | 34,134 .1804652 .3845801 0 1 paymcaid | 34,134 .2738911 .4459603 0 1 -------------+--------------------------------------------------------- paywkcmp | 34,134 .0126853 .111914 0 1 payself | 34,134 .1676627 .373572 0 1 paynochg | 34,134 .01374 .1164112 0 1 payoth | 34,134 .0401652 .1963495 0 1 paydk | 34,134 .0501846 .2183288 0 1 -------------+--------------------------------------------------------- paytyper | 34,134 1.935548 3.031685 -9 7 tempf | 34,134 914.6344 249.8965 -9 1099 pulse | 34,134 82.70525 35.98559 -9 200 respr | 34,134 17.71876 9.203838 -9 98 bpsys | 34,134 113.624 52.78395 -9 281 -------------+--------------------------------------------------------- bpdias | 34,134 67.76844 53.36546 -9 998 popct | 34,134 72.70616 45.02328 -9 100 oriented | 34,134 -1.157878 4.010833 -9 2 immed | 34,134 1.610447 4.093189 -8 6 pain | 34,134 .2713131 4.500004 -9 4 -------------+--------------------------------------------------------- seen72 | 34,134 -.0537001 4.019314 -9 2 disch7da | 34,134 -2.490186 4.970296 -9 2 pastvis | 34,134 -2.402385 5.453006 -9 99 rfv1 | 34,134 23451.46 16674.8 -9 89990 rfv2 | 34,134 10110.71 14312.85 -9 89990 -------------+--------------------------------------------------------- rfv3 | 34,134 3993.54 9610.027 -9 89980 rfv13d | 34,134 2345.096 1667.497 0 8999 rfv23d | 34,134 1011.502 1430.949 0 8999 rfv33d | 34,134 400.0561 960.6925 0 8998 episode | 34,134 -.0747349 3.101182 -9 2 -------------+--------------------------------------------------------- injury | 34,134 .3432648 .4748059 0 1 intent | 34,134 -4.395236 4.435301 -8 3 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 | 34,134 -.0352435 .5579689 -7 1 prdiag2 | 34,134 -3.989541 3.484497 -7 1 prdiag3 | 34,134 -5.873499 2.581889 -7 1 diagscrn | 34,134 .7140974 .4919555 0 2 cbc | 34,134 .365735 .4816427 0 1 -------------+--------------------------------------------------------- buncreat | 34,134 .2462647 .4308409 0 1 cardenz | 34,134 .1417062 .3487537 0 1 electrol | 34,134 .2173493 .4124482 0 1 glucose | 34,134 .2210699 .4149735 0 1 lft | 34,134 .0973223 .2964005 0 1 -------------+--------------------------------------------------------- abg | 34,134 .0353899 .184766 0 1 pttinr | 34,134 .0778403 .267924 0 1 bloodcx | 34,134 .0508584 .2197117 0 1 bac | 34,134 .0332806 .179371 0 1 toxscren | 34,134 .0428312 .2024793 0 1 -------------+--------------------------------------------------------- otherbld | 34,134 .1906017 .3927814 0 1 cardmon | 34,134 .085721 .2799557 0 1 ekg | 34,134 .1806117 .3847018 0 1 pregtest | 34,134 .0510049 .2200109 0 1 flutest | 34,134 .0147946 .1207318 0 1 -------------+--------------------------------------------------------- urine | 34,134 .2321439 .4222065 0 1 woundcx | 34,134 .0100193 .0995954 0 1 othrtest | 34,134 .1408273 .3478484 0 1 anyimage | 34,134 .4522763 .4977245 0 1 xray | 34,134 .3462823 .4757914 0 1 -------------+--------------------------------------------------------- catscan | 34,134 .1377805 .3446745 0 1 cthead | 34,134 .0690221 .2534954 0 1 ctnhead | 34,134 .0711314 .257048 0 1 ctunk | 34,134 .009492 .0969648 0 1 mri | 34,134 .0062401 .0787487 0 1 -------------+--------------------------------------------------------- mrihead | 34,134 .0029296 .0540475 0 1 mrinhead | 34,134 .0025781 .05071 0 1 mriunk | 34,134 .0009375 .0306044 0 1 ultrasnd | 34,134 .0331048 .1789129 0 1 othimage | 34,134 .0131247 .1138107 0 1 -------------+--------------------------------------------------------- totdiag | 34,134 2.813646 3.965189 -9 21 proc | 34,134 .5399309 .5739252 0 2 ivfluids | 34,134 .2601512 .4387233 0 1 cast | 34,134 .003662 .0604048 0 1 splint | 34,134 .0574208 .2326482 0 1 -------------+--------------------------------------------------------- lacrep | 34,134 .0451456 .2076264 0 1 incdrain | 34,134 .0110154 .1043762 0 1 debride | 34,134 .0153806 .1230628 0 1 fbrem | 34,134 .0046874 .068305 0 1 nebuther | 34,134 .0290326 .1679005 0 1 -------------+--------------------------------------------------------- bladcath | 34,134 .0208297 .1428159 0 1 ngtube | 34,134 .003164 .0561612 0 1 cpr | 34,134 .0009375 .0306044 0 1 endoint | 34,134 .0020214 .0449157 0 1 othproc | 34,134 .0969122 .2958425 0 1 -------------+--------------------------------------------------------- totproc | 34,134 .1859729 2.004503 -9 7 med | 34,134 .8207359 .4435128 0 2 med1 | 0 med2 | 0 med3 | 0 -------------+--------------------------------------------------------- med4 | 0 med5 | 0 med6 | 0 med7 | 0 med8 | 0 -------------+--------------------------------------------------------- gpmed1 | 34,134 -.4921779 3.770212 -9 3 gpmed2 | 34,134 -2.700035 4.331256 -9 3 gpmed3 | 34,134 -4.558212 3.888116 -9 3 gpmed4 | 34,134 -5.720718 3.072378 -9 3 gpmed5 | 34,134 -6.337552 2.31124 -9 3 -------------+--------------------------------------------------------- gpmed6 | 34,134 -6.653659 1.711261 -9 3 gpmed7 | 34,134 -6.814525 1.274946 -9 3 gpmed8 | 34,134 -6.902619 .9413141 -9 3 numgiv | 34,134 1.22025 1.487968 0 8 numdis | 34,134 .8376692 1.114139 0 8 -------------+--------------------------------------------------------- nummed | 34,134 1.904289 1.735205 0 8 noprovid | 34,134 .0124802 .1110173 0 1 attphys | 34,134 .8630691 .3437794 0 1 resint | 34,134 .1134353 .3171288 0 1 oncall | 34,134 .0571864 .2322018 0 1 -------------+--------------------------------------------------------- rnlpn | 34,134 .9074823 .2897596 0 1 nursepr | 34,134 .0380852 .1914048 0 1 physasst | 34,134 .0894123 .2853421 0 1 emt | 34,134 .0883576 .2838185 0 1 othprov | 34,134 .2623191 .4399016 0 1 -------------+--------------------------------------------------------- nodisp | 34,134 .0072362 .0847587 0 1 nofu | 34,134 .0496572 .217239 0 1 retprn | 34,134 .3645925 .4813228 0 1 retreffu | 34,134 .6390403 .4802859 0 1 refsocs | 34,134 .0126267 .1116586 0 1 -------------+--------------------------------------------------------- leftbmse | 34,134 .0155563 .1237529 0 1 leftamse | 34,134 .0103123 .101026 0 1 leftama | 34,134 .0112791 .1056039 0 1 doa | 34,134 .0005566 .0235868 0 1 dieded | 34,134 .0011719 .0342128 0 1 -------------+--------------------------------------------------------- transfer | 34,134 .0173434 .1305493 0 1 rftrans | 34,134 -6.839105 1.238197 -9 6 admitobs | 34,134 .0275092 .1635642 0 1 admithos | 34,134 .1396848 .3466648 0 1 othdisp | 34,134 .0077342 .087605 0 1 -------------+--------------------------------------------------------- admit | 34,134 -5.6553 3.747026 -9 6 los | 34,134 -7.14947 5.372371 -9 94 hddiag | 0 hdstat | 34,134 -6.033368 2.646493 -9 2 adisp | 34,134 -6.080799 2.611536 -9 3 -------------+--------------------------------------------------------- patwt | 34,134 3625.752 2872.129 18 14046 region | 34,134 2.476124 1.04914 1 4 msa | 34,134 1.132361 .3388875 1 2 owner | 34,134 1.368958 .6617071 1 3 blank1 | 0 -------------+--------------------------------------------------------- blank2 | 0 blank3 | 0 hospcode | 34,134 169.3833 96.58435 1 336 patcode | 34,134 55.44882 37.41763 1 308 bdatefl | 34,134 .0101658 .1003133 0 1 -------------+--------------------------------------------------------- sexfl | 34,134 .0072655 .0849288 0 1 ethnicfl | 34,134 .2376516 .4256508 0 1 racefl | 34,134 .1533954 .3603735 0 1 immedfl | 34,134 .0295014 .1692096 0 1 drugid1 | 0 -------------+--------------------------------------------------------- prescr1 | 26,323 1.966683 1.616294 1 5 contsub1 | 26,323 5.401626 1.369615 2 8 comstat1 | 26,323 1.169813 .375476 1 2 rx1cat1 | 0 rx1cat2 | 0 -------------+--------------------------------------------------------- rx1cat3 | 0 rx1cat4 | 0 rx1v1c1 | 0 rx1v1c2 | 0 rx1v1c3 | 0 -------------+--------------------------------------------------------- rx1v1c4 | 0 rx1v2c1 | 0 rx1v2c2 | 0 rx1v2c3 | 0 rx1v2c4 | 0 -------------+--------------------------------------------------------- rx1v3c1 | 0 rx1v3c2 | 0 rx1v3c3 | 0 rx1v3c4 | 0 drugid2 | 0 -------------+--------------------------------------------------------- prescr2 | 17,610 1.862294 1.551015 1 5 contsub2 | 17,610 5.439069 1.336486 2 8 comstat2 | 17,610 1.154003 .3609623 1 2 rx2cat1 | 0 rx2cat2 | 0 -------------+--------------------------------------------------------- rx2cat3 | 0 rx2cat4 | 0 rx2v1c1 | 0 rx2v1c2 | 0 rx2v1c3 | 0 -------------+--------------------------------------------------------- rx2v1c4 | 0 rx2v2c1 | 0 rx2v2c2 | 0 rx2v2c3 | 0 rx2v2c4 | 0 -------------+--------------------------------------------------------- rx2v3c1 | 0 rx2v3c2 | 0 rx2v3c3 | 0 rx2v3c4 | 0 drugid3 | 0 -------------+--------------------------------------------------------- prescr3 | 10,122 1.827603 1.532191 1 5 contsub3 | 10,122 5.422446 1.344944 2 8 comstat3 | 10,122 1.160047 .3672067 1 3 rx3cat1 | 0 rx3cat2 | 0 -------------+--------------------------------------------------------- rx3cat3 | 0 rx3cat4 | 0 rx3v1c1 | 0 rx3v1c2 | 0 rx3v1c3 | 0 -------------+--------------------------------------------------------- rx3v1c4 | 0 rx3v2c1 | 0 rx3v2c2 | 0 rx3v2c3 | 0 rx3v2c4 | 0 -------------+--------------------------------------------------------- rx3v3c1 | 0 rx3v3c2 | 0 rx3v3c3 | 0 rx3v3c4 | 0 drugid4 | 0 -------------+--------------------------------------------------------- prescr4 | 5,362 1.78329 1.506448 1 5 contsub4 | 5,362 5.438269 1.325574 2 8 comstat4 | 5,362 1.152742 .3602898 1 3 rx4cat1 | 0 rx4cat2 | 0 -------------+--------------------------------------------------------- rx4cat3 | 0 rx4cat4 | 0 rx4v1c1 | 0 rx4v1c2 | 0 rx4v1c3 | 0 -------------+--------------------------------------------------------- rx4v1c4 | 0 rx4v2c1 | 0 rx4v2c2 | 0 rx4v2c3 | 0 rx4v2c4 | 0 -------------+--------------------------------------------------------- rx4v3c1 | 0 rx4v3c2 | 0 rx4v3c3 | 0 rx4v3c4 | 0 drugid5 | 0 -------------+--------------------------------------------------------- prescr5 | 2,814 1.773276 1.49574 1 5 contsub5 | 2,814 5.465885 1.273792 2 8 comstat5 | 2,814 1.148898 .3570486 1 3 rx5cat1 | 0 rx5cat2 | 0 -------------+--------------------------------------------------------- rx5cat3 | 0 rx5cat4 | 0 rx5v1c1 | 0 rx5v1c2 | 0 rx5v1c3 | 0 -------------+--------------------------------------------------------- rx5v1c4 | 0 rx5v2c1 | 0 rx5v2c2 | 0 rx5v2c3 | 0 rx5v2c4 | 0 -------------+--------------------------------------------------------- rx5v3c1 | 0 rx5v3c2 | 0 rx5v3c3 | 0 rx5v3c4 | 0 drugid6 | 0 -------------+--------------------------------------------------------- prescr6 | 1,492 1.845845 1.551388 1 5 contsub6 | 1,492 5.560992 1.169547 2 8 comstat6 | 1,492 1.122654 .3322124 1 3 rx6cat1 | 0 rx6cat2 | 0 -------------+--------------------------------------------------------- rx6cat3 | 0 rx6cat4 | 0 rx6v1c1 | 0 rx6v1c2 | 0 rx6v1c3 | 0 -------------+--------------------------------------------------------- rx6v1c4 | 0 rx6v2c1 | 0 rx6v2c2 | 0 rx6v2c3 | 0 rx6v2c4 | 0 -------------+--------------------------------------------------------- rx6v3c1 | 0 rx6v3c2 | 0 rx6v3c3 | 0 rx6v3c4 | 0 drugid7 | 0 -------------+--------------------------------------------------------- prescr7 | 826 1.797821 1.505238 1 5 contsub7 | 826 5.598063 1.09243 2 7 comstat7 | 826 1.138015 .3451242 1 2 rx7cat1 | 0 rx7cat2 | 0 -------------+--------------------------------------------------------- rx7cat3 | 0 rx7cat4 | 0 rx7v1c1 | 0 rx7v1c2 | 0 rx7v1c3 | 0 -------------+--------------------------------------------------------- rx7v1c4 | 0 rx7v2c1 | 0 rx7v2c2 | 0 rx7v2c3 | 0 rx7v2c4 | 0 -------------+--------------------------------------------------------- rx7v3c1 | 0 rx7v3c2 | 0 rx7v3c3 | 0 rx7v3c4 | 0 drugid8 | 0 -------------+--------------------------------------------------------- prescr8 | 452 1.747788 1.478034 1 5 contsub8 | 452 5.486726 1.217864 2 7 comstat8 | 452 1.121681 .3272797 1 2 rx8cat1 | 0 rx8cat2 | 0 -------------+--------------------------------------------------------- rx8cat3 | 0 rx8cat4 | 0 rx8v1c1 | 0 rx8v1c2 | 0 rx8v1c3 | 0 -------------+--------------------------------------------------------- rx8v1c4 | 0 rx8v2c1 | 0 rx8v2c2 | 0 rx8v2c3 | 0 rx8v2c4 | 0 -------------+--------------------------------------------------------- rx8v3c1 | 0 rx8v3c2 | 0 rx8v3c3 | 0 rx8v3c4 | 0 emred | 34,134 1.792817 1.181042 -8 3 -------------+--------------------------------------------------------- edemoge | 34,134 .8435577 1.316903 -9 2 eprolste | 34,134 .2801312 2.98134 -9 4 ecpoee | 34,134 1.018281 1.912514 -9 4 ewarne | 34,134 -2.539902 4.162018 -9 4 escripe | 34,134 -1.974307 4.349787 -9 4 -------------+--------------------------------------------------------- ectoee | 34,134 .8357356 1.597998 -9 2 eordere | 34,134 -.1006328 2.868914 -9 2 eresulte | 34,134 .856038 1.50136 -9 2 erangee | 34,134 -.2170856 3.025131 -9 2 eimgrese | 34,134 .7204547 1.862708 -9 2 -------------+--------------------------------------------------------- eimagee | 34,134 -1.189811 3.878283 -9 2 epnotese | 34,134 .9051972 1.924354 -9 4 ehxfue | 34,134 -1.795219 4.002719 -9 2 ereminde | 34,134 .3434113 3.218143 -9 4 epubhthe | 34,134 .2388821 3.376215 -9 2 -------------+--------------------------------------------------------- enotdise | 34,134 -4.483916 3.968479 -9 4 emrnewe | 34,134 .4063397 3.21957 -9 3 incshx | 34,134 1.180641 2.167185 -9 2 incphys | 34,134 1.300141 2.096464 -9 2 expspace | 34,134 -1.626912 4.349697 -9 2 -------------+--------------------------------------------------------- surgday | 34,134 3.432706 4.372441 -9 7 bedczar | 34,134 .6710318 2.204877 -9 2 beddata | 34,134 .81016 2.872825 -9 6 obsunit | 34,134 1.164469 2.057964 -9 2 obsed | 34,134 -4.089881 4.048834 -9 2 -------------+--------------------------------------------------------- board | 34,134 .7293901 2.037668 -9 2 boardhos | 34,134 1.232671 2.319726 -9 2 div | 34,134 1.805941 .7932226 1 3 tothrdivr | 34,134 2.807084 1.598041 1 5 regdiv | 34,134 -2.290561 4.318896 -9 2 -------------+--------------------------------------------------------- admdiv | 34,134 -2.736978 4.242712 -9 2 bedreg | 34,134 .7892424 .4078526 0 1 catriage | 34,134 .5739732 .4945049 0 1 fasttrak | 34,134 .552704 .4972218 0 1 edptor | 34,134 .0963848 .2951226 0 1 -------------+--------------------------------------------------------- dashbord | 34,134 .5820882 .4932227 0 1 rfid | 34,134 .150583 .3576472 0 1 zonenurs | 34,134 .511367 .4998781 0 1 poolnurs | 34,134 .4452159 .4969969 0 1 fullcap | 34,134 .2917033 .4545531 0 1 -------------+--------------------------------------------------------- noopteff | 34,134 .0521767 .2223865 0 1 ethim | 34,134 1.857591 .3494746 1 2 raceim | 34,134 1.421867 .8345918 1 6 racer | 34,134 1.360257 .5861447 1 3 raceeth | 34,134 1.713746 1.120779 1 7 -------------+--------------------------------------------------------- agedays | 34,134 -1.356682 37.50749 -7 365 ager | 34,134 3.095096 1.470252 1 6 cause1r | 34,134 2509.582 4004.068 -9 9890 cause2r | 34,134 517.6889 2048.211 -9 9888 cause3r | 34,134 15.32868 440.3898 -9 9673 -------------+--------------------------------------------------------- intentr | 34,134 -4.704957 3.979865 -9 6 diag1r | 34,134 165757.3 27268.52 -9 209980 diag2r | 34,134 69837.68 82629.88 -9 209980 diag3r | 34,134 25826.83 60200.3 -9 209970 hddiagr | 34,134 18884.57 51709.31 -9 209980 -------------+--------------------------------------------------------- whocomp | 34,134 1.814203 1.616008 -9 5 settype | 34,134 3 0 3 3 year | 34,134 2008 0 2008 2008 cstratm | 34,134 3.10e+07 9978242 2.01e+07 4.04e+07 cpsum | 34,134 46445.74 49940.67 5 100331 -------------+--------------------------------------------------------- edwt | 34,134 .139011 2.091731 0 69 pctpovr | 34,134 1.9613 2.960139 -9 4 hincomer | 34,134 1.608426 2.918176 -9 4 pbamorer | 34,134 1.659343 2.930312 -9 4 urbanrur | 34,134 2.06243 2.623204 -9 5 by Jean Roth , jroth@nber.org , 28 Mar 2016