Summary statistics for drg1994 dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
         drg |          0
      drgnum |        494       247.5    142.7498          1        494
   drgweight |        494    1.316706    1.733217          0    19.4679
     drgdesc |          0
      drgsys |          0
-------------+---------------------------------------------------------
     drgvers |        494          11           0         11         11
        glos |        494    5.482186    4.130523          0       43.9
        trim |        494    263.6437    73.95028          0        670
         low |          0
        alos |        494    7.336437    5.464943          0       56.7
-------------+---------------------------------------------------------
         mdc |        491      9.1222    6.071793          0         25
     medsurg |          0
      fydate |        494       12327           0      12327      12327
       fyear |        494        1994           0       1994       1994
     mdcdesc |          0

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