Frequencies for first 10,000 rows of rftrans variable in nhamcsed2008 dataset :

                    reason for transfer |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                  blank |          2        0.02        0.02
       not applicable - not transferred |      9,828       98.28       98.30
continuity of care; request by patient, |         10        0.10       98.40
higher level or specialized care needed |         91        0.91       99.31
psychiatric, mental health, or substanc |         55        0.55       99.86
              pediatric facility needed |         11        0.11       99.97
          insurance requirement/request |          3        0.03      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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