Summary statistics for 1996_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~1996 |        307    183009.6     1600318      13915   2.81e+07
allsurgica~i |        307    96.74775     8.60657   62.97717   133.6562
abdominala~r |        306    .8379005    .6530788  -1.578164   1.601303
-------------+---------------------------------------------------------
backsurger~l |        307    3.010169    .9819918   1.081512   6.652228
coronaryan~a |        307    19.08545    4.928669   9.942716   44.08249
coronaryar~g |        307    6.414833    1.299935   3.124605   12.11185
percutaneo~n |        307    7.154447    2.494506   2.577442   18.92791
carotidend~i |        307    3.555324    1.075991    1.11622   7.134998
-------------+---------------------------------------------------------
cholecyste~n |        307    4.972355    .8762332   3.123282   8.189509
hospitaliz~r |        307    8.257789    .9228951   4.899929   10.72214
hipreplace~r |        307    2.522702    .6454109   .8977655   4.444207
kneereplac~n |        307    5.465336     1.29518   1.950409   9.708998
mastect~1000 |        306    1.490379    1.291686  -3.744023   3.417834
-------------+---------------------------------------------------------
resectionf~e |        307    1.902326    .2863845   1.047388   2.709762
lowerextre~p |        305    1.785058    .5640623   .4883718    3.97168
transureth~n |        307    8.364306    2.015183   2.829335   17.24292
aorticmitr~1 |        306    1.070065    .6399982  -1.798965   2.238894

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