Summary statistics for check1_fmtcmp01_f1209f1 dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        icd9 |          0
new_cc_v1209 |          0
      icd9lb |          0
      in2007 |          0
      in2008 |          0
-------------+---------------------------------------------------------
      in2009 |          0
flag_compare |      2,880           4           0          4          4
old_cc_v1209 |          0

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