Frequencies for psi_11_postop_respfail_better variable in vwhqi_hosp_ahrq_state dataset :

PSI_11_POST |
OP_RESPFAIL |
    _BETTER |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |          5        8.93        8.93
          1 |          8       14.29       23.21
          2 |          6       10.71       33.93
          3 |          8       14.29       48.21
          4 |          6       10.71       58.93
          5 |          7       12.50       71.43
          6 |          4        7.14       78.57
          7 |          2        3.57       82.14
          8 |          1        1.79       83.93
         10 |          1        1.79       85.71
         13 |          1        1.79       87.50
         29 |          1        1.79       89.29
          . |          6       10.71      100.00
------------+-----------------------------------
      Total |         56      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016