Table II.
Bivariate meta-regressions predicting adherence
| Predictor | k | N (%)a | Coefficient (95% Confidence Interval) | P |
|---|---|---|---|---|
| RCT (vs. observational) | 17 | 3/17 (17.7%) | −0.014 (−0.22 to 0.19) | 0.88 |
| Prospective (vs. retrospective) | 17 | 12/17 (70.6%) | −0.04 (−0.20 to 0.13) | 0.66 |
| Risk reduction risk reduction strategy) | 17 | 3/17 (17.7%) | −0.04 (−0.25 to 0.16) | 0.66 |
| 3-drug regimen (vs. 2-drug) | 14 | 6/14 (42.9%) | −0.03 (−0.21 to 0.14) | 0.69 |
| MSM (vs. mixed cohort) | 17 | 7/17 (41.2%) | 0.11 (−0.03 to 0.26) | 0.11 |
| Objective measure of adherence (vs. self- report only) | 11 | 5/11 (45.5%) | 0.09 (−0.14 to 0.31) | 0.40 |
| Year of publication | 17 | 2001: 1/17 (5.9%) 2004: 1/17 (5.9%) 2006: 2/17 (11.8%) 2008: 3/17 (17.7%) 2010: 3/17 (17.7%) 2011: 2/17 (11.8%) 2012: 5/17 (29.4%) |
−0.02 (−0.04 to 0.01) | 0.12 |
a
Denominator is the number of studies reporting this characteristic