Frequencies for psi_11_postop_respfail_worse variable in vwhqi_hosp_ahrq_state dataset :

PSI_11_POST |
OP_RESPFAIL |
     _WORSE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         15       26.79       26.79
          1 |          5        8.93       35.71
          2 |          2        3.57       39.29
          3 |          5        8.93       48.21
          4 |          3        5.36       53.57
          5 |          1        1.79       55.36
          6 |          2        3.57       58.93
          7 |          4        7.14       66.07
          8 |          4        7.14       73.21
         12 |          3        5.36       78.57
         14 |          3        5.36       83.93
         16 |          1        1.79       85.71
         21 |          1        1.79       87.50
         25 |          1        1.79       89.29
          . |          6       10.71      100.00
------------+-----------------------------------
      Total |         56      100.00

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