| Overall    estimates | 
        Intervention group (n=133) | 
        Control group (n=147) | 
        Mean difference
          (95% CI) | 
        Standard error | 
        t-statistic | 
        p-value | 
       
      
        | Before    Matching
          Medication possession ratio | 
        97% | 
        96% | 
        0.07% (-0.002, 1.4) | 
        0.01 | 
        0.66 | 
        0.51 | 
       
      
        |   | 
        Intervention group (n=61) | 
        Control group (n=107) | 
        Mean difference
          (95% CI) | 
        Standard error | 
        t-statistic | 
        p-value | 
       
      
        | After matching
          Medication possession ratio | 
        98% | 
        89% | 
        9.5%
          (4.9 , 14.0) | 
        0.02 | 
        4.06 | 
        <0.01 | 
       
     
      Total N for unmatched sample for the medication possession ratio is 280 (11 missing observations). Total N for matched sample is 175 reduced to 168 observations after
    imposing common support (7 treated cases not on support). Overall estimates, N=61 (intervention), 107 (control). |