Summary statistics for drg2007 dataset :

by Jean Roth , jroth@nber.org , 22 Apr 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
         drg |          0
      drgnum |        579         290    167.2872          1        579
   drgweight |        579    1.476951    1.840869          0    19.2551
     drgdesc |          0
      drgsys |          0
-------------+---------------------------------------------------------
     drgvers |        579          24           0         24         24
        glos |        579    4.180138    3.527466          0         37
        trim |        579    21.86528    78.17762          0        430
         low |          0
        alos |        579    5.365458    4.365659          0       44.3
-------------+---------------------------------------------------------
         mdc |        453    4.940397    2.559639          0          9
     medsurg |          0
      fydate |        579       17075           0      17075      17075
       fyear |        579        2007           0       2007       2007
     mdcdesc |          0

by Jean Roth , jroth@nber.org , 22 Apr 2016