Summary statistics for 1995_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~1995 |        307      187628     1640816      14584   2.88e+07
allsurgica~i |        307    94.84998    8.036127   64.08089   121.2459
abdominala~r |        306    .8054769    .6450385  -1.638458   1.812616
-------------+---------------------------------------------------------
backsurger~l |        307    2.792371    .9249268   .9092051   7.457838
coronaryan~a |        307    17.68526    4.458746   9.242694   37.62571
coronaryar~g |        307    5.941059    1.213331   2.816515   10.19049
percutaneo~n |        307    6.375032    2.174444   2.309374   16.02602
carotidend~i |        307    3.530631    1.088632   .8167369   8.309166
-------------+---------------------------------------------------------
cholecyste~n |        307    5.056486    .8929228   2.841878   8.200811
hospitaliz~r |        307    8.016749    .8957527   5.003581   10.24553
hipreplace~r |        307    2.405985    .6136884   .8840815   3.982258
kneereplac~n |        307    5.082001     1.23374   1.837812   9.028276
mastect~1000 |        307    1.807707    1.191492  -3.747389    4.14302
-------------+---------------------------------------------------------
resectionf~e |        307    1.865692    .2845971   .8333771   2.657678
lowerextre~p |        304    1.767032    .5575004   .5260157   4.086502
transureth~n |        307    9.045865    2.100578   4.820451   16.24602
aorticmitr~1 |        306    .9335674    .6822257  -1.739197   1.997549

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