Frequencies for first 10,000 rows of emropd variable in nhamcsopd2009 dataset :

 does opd use electronic medical |
    or health (emr/ehr) records? |
             (not including bill |      Freq.     Percent        Cum.
---------------------------------+-----------------------------------
             yes, all electronic |      1,933       19.33       19.33
yes, part paper, part electronic |      5,205       52.05       71.38
                              no |      2,862       28.62      100.00
---------------------------------+-----------------------------------
                           Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016