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).
Table 4: Propensity score matching estimates of the impact of food assistance on adherence after six months.
Goto home»