Summary statistics for 2001_surg_discharges_hrr dataset :

by Jean Roth , jroth@nber.org , 14 Mar 2018

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   hrrnumber |        307    251.0912    131.2625          1        999
    hrrlabel |          0
medicar~2001 |        307    178139.1     1557556      14784   2.73e+07
allsurgica~i |        307     104.079    11.50495    47.5748   142.5886
abdominala~r |        305    1.004269    .6433842  -1.828856    2.28998
-------------+---------------------------------------------------------
backsurger~l |        307    4.171189    1.364573   1.405597    9.39467
coronaryan~a |        307    23.29885    6.113436   7.332644   45.91361
coronaryar~g |        307    6.012004    1.418327   2.580856   12.75117
percutaneo~n |        307    10.63938    3.521251   3.345626   29.07074
carotidend~i |        307    3.394907    1.037896   .6824023   7.474887
-------------+---------------------------------------------------------
cholecyste~n |        307    4.890645    1.093686   2.634272   9.476006
hospitaliz~r |        307    7.935512    .9596112   3.697951   10.72214
hipreplace~r |        307    3.019986     .776812   .8185207   5.621391
kneereplac~n |        307    6.173568    1.406499   2.073558   10.37254
mastect~1000 |        303    1.150985    1.297264  -3.507273   2.777396
-------------+---------------------------------------------------------
resectionf~e |        307    1.901754    .2955366    .976723   2.866385
lowerextre~p |        304    1.563361    .6140127  -2.602371   3.448646
transureth~n |        307    6.322462    1.643488   2.079828   11.80192
aorticmitr~1 |        307    1.321539    .5560705  -1.446023   2.760101

by Jean Roth , jroth@nber.org , 14 Mar 2018