Summary statistics for check1_fmtcmp01_fr01091u dataset :

by Jean Roth , jroth@nber.org , 2 May 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        icd9 |          0
old_rxc~0108 |          0
new_rxc~0109 |          0
      icd9lb |          0
      in2007 |          0
-------------+---------------------------------------------------------
      in2008 |          0
      in2009 |          0
flag_compare |        124    2.959677    .1975127          2          3

by Jean Roth , jroth@nber.org , 2 May 2016