Summary statistics for 2000_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~2000 |        307    173148.9     1513900      13040   2.66e+07
allsurgica~i |        307    101.6659    11.00798   45.96492   136.6993
abdominala~r |        305    .7268368    .7033259   -1.59176   1.508617
-------------+---------------------------------------------------------
backsurger~l |        307    3.844508    1.237466   1.024276   8.552121
coronaryan~a |        307    22.61019    5.928569   7.789013   43.09022
coronaryar~g |        307    6.284326    1.406163   2.779634   11.85374
percutaneo~n |        307    9.916261     3.30022   3.539749   26.90488
carotidend~i |        307    3.440834    1.082578   .8293561   8.021765
-------------+---------------------------------------------------------
cholecyste~n |        307    4.866803    1.113451   2.570503    9.53565
hospitaliz~r |        307    8.096288    1.025642   3.182689   11.25735
hipreplace~r |        307    2.767992    .7302604   .6301962   4.519324
kneereplac~n |        307     5.61167    1.361471   1.932481   10.67754
mastect~1000 |        306    1.091895    1.374283  -3.265463   3.081082
-------------+---------------------------------------------------------
resectionf~e |        307    1.927905    .3723276  -1.927382   2.917602
lowerextre~p |        306    1.603135    .6115707  -2.409246   3.155576
transureth~n |        307    6.442854    1.667683    2.02062   11.67152
aorticmitr~1 |        307    1.298505    .6421696  -2.184596   2.770083

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