Frequencies for psi_12_postop_pulmemb_dvt_wstr variable in vwhqi_hosp_ahrq_stat

PSI_12_POSTOP |
_PULMEMB_DVT_ |
        WORSE |      Freq.     Percent        Cum.
--------------+-----------------------------------
            0 |         14       25.00       25.00
            1 |          8       14.29       39.29
           12 |          1        1.79       41.07
           13 |          1        1.79       42.86
           15 |          1        1.79       44.64
           18 |          1        1.79       46.43
            2 |         11       19.64       66.07
           20 |          1        1.79       67.86
           21 |          1        1.79       69.64
           23 |          1        1.79       71.43
            3 |          3        5.36       76.79
            4 |          2        3.57       80.36
            5 |          2        3.57       83.93
            6 |          1        1.79       85.71
            8 |          1        1.79       87.50
            9 |          1        1.79       89.29
Not Available |          6       10.71      100.00
--------------+-----------------------------------
        Total |         56      100.00

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