Frequencies for psi_90_safety_worsestr variable in vwhqi_hosp_ahrq_state datase

PSI_90_SAFETY |
       _WORSE |      Freq.     Percent        Cum.
--------------+-----------------------------------
            0 |         13       23.21       23.21
            1 |          7       12.50       35.71
           10 |          2        3.57       39.29
           13 |          1        1.79       41.07
           15 |          1        1.79       42.86
           16 |          1        1.79       44.64
            2 |          6       10.71       55.36
            3 |          5        8.93       64.29
            4 |          5        8.93       73.21
            5 |          1        1.79       75.00
            6 |          3        5.36       80.36
            7 |          1        1.79       82.14
            8 |          2        3.57       85.71
            9 |          2        3.57       89.29
Not Available |          6       10.71      100.00
--------------+-----------------------------------
        Total |         56      100.00

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