Frequencies for psi_90_safety_worse variable in vwhqi_hosp_ahrq_state dataset :

PSI_90_SAFE |
   TY_WORSE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         13       23.21       23.21
          1 |          7       12.50       35.71
          2 |          6       10.71       46.43
          3 |          5        8.93       55.36
          4 |          5        8.93       64.29
          5 |          1        1.79       66.07
          6 |          3        5.36       71.43
          7 |          1        1.79       73.21
          8 |          2        3.57       76.79
          9 |          2        3.57       80.36
         10 |          2        3.57       83.93
         13 |          1        1.79       85.71
         15 |          1        1.79       87.50
         16 |          1        1.79       89.29
          . |          6       10.71      100.00
------------+-----------------------------------
      Total |         56      100.00

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