Summary statistics for impact2004 dataset : by Jean Roth , jroth@nber.org , 17 Mar 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 provname | 0 adc | 4,001 93.47613 113.0612 0 1393 beds | 4,137 158.2922 151.1635 1 1732 caseta | 4,137 2729.73 2844.736 1 34940.67 -------------+--------------------------------------------------------- casetagroup | 4,137 21 0 21 21 caseta21 | 4,137 2729.73 2844.736 1 34940.67 tacmiv | 4,137 1.278055 .2791832 .3956 4.0212 tacmivgroup | 4,137 21 0 21 21 tacmiv21 | 4,137 1.278055 .2791832 .3956 4.0212 -------------+--------------------------------------------------------- cola | 4,137 1.001862 .0212058 1 1.25 colacp | 4,137 1.000587 .0066841 1 1.0788 coutf | 3,929 .0340425 .105041 0 4.581908 cpccr | 4,137 .0560714 1.221537 .0002 78.5935 dshpct | 4,137 .2449589 .1776033 0 1.3154 -------------+--------------------------------------------------------- dshcpg | 4,137 .0273069 .0410698 0 .3052159 dshopg | 4,137 .0774005 .1163912 0 .977355 hsprate | 4,137 774.7506 1636.77 0 12249.26 hsp1996 | 4,137 774.7506 1636.77 0 12249.26 prerecmsa | 0 -------------+--------------------------------------------------------- postrecmsa | 0 msaspa | 0 opccr | 4,137 .4510259 .162264 .05 1.187 outf | 3,929 .0342482 .0753988 0 3.348399 ptype | 4,137 3.653855 6.35469 0 22 -------------+--------------------------------------------------------- rday | 4,137 .0815438 .2186448 0 1.5001 reclass | 0 division | 0 resbed | 4,137 .0512524 .1408703 0 1.1434 tchcp | 4,137 .0253825 .0710712 0 .5269923 -------------+--------------------------------------------------------- tchop | 4,137 .0251844 .066558 0 .4883601 urgeo | 0 urspa | 0 mcr_pct | 3,987 .4877609 .1522861 0 .9814815 gaf | 4,137 .9756401 .1149096 .535582 1.571128 -------------+--------------------------------------------------------- wageindex | 4,137 .9690891 .1683855 .4018 1.9343 prgaf | 4,137 .0123096 .1103134 0 1.030804 prwageindex | 4,137 .0123102 .1104453 0 1.0453 fyear | 4,137 2004 0 2004 2004 by Jean Roth , jroth@nber.org , 17 Mar 2016