Frequencies for first 10,000 rows of psi_6_iat_ptx_better variable in vwhqi_hosp_ahrq_state dataset :

PSI_6_IAT_P |
  TX_BETTER |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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