Table 6.
Continuous Moderator Results for Medication Adherence: Treatment vs. Control at Outcome
| Moderator | k | Slope | Standard Error |
Tau2 | Qmodel | p (slope) |
|---|---|---|---|---|---|---|
| Report Moderator | ||||||
| Year of publication | 48 | 0.018 | 0.002 | .253 | 100.976 | <.001 |
| Method Moderators | ||||||
| Sample size | 48 | <.001 | 0.000 | .209 | 217.352 | <.001 |
| Attrition proportion | 32 | −0.795 | 0.202 | .237 | 15.466 | <.001 |
| Days between intervention completion and outcome measurement | 24 | 0.004 | 0.000 | .276 | 99.876 | <.001 |
| Sample Attribute Moderators | ||||||
| Age | 31 | −0.022 | 0.002 | .207 | 90.021 | <.001 |
| Percent women | 36 | 0.006 | 0.001 | .263 | 21.015 | <.001 |
| Intervention Feature Moderator | ||||||
| Cycle (days when subjects must take action to refill/receive packaging) | 28 | −.0.006 | 0.003 | .518 | 5.985 | .014 |
k denotes number of comparisons, Q is a conventional homogeneity statistic, Tau2 is the between-study variance.