Table 4. Random effects model meta-analysis of condom use during most recent sexual encounter.
| Study | Subgroup within study | Outcome | Statistics |
||
|---|---|---|---|---|---|
| OR (95% CI) | Za | P | |||
| Agha et al., 200112 | Males and females | Condom use last sexual encounter | 3.6 (2.7–4.8) | 8.9 | 0.000 |
| Lipovsek et al., 201013 | Males | Condom use FSW last 12 months | 2.3 (1.8–2.9) | 7.0 | 0.000 |
| Meekers, 200014 | Males | Condom use last sexual encounter | 1.2 (0.9–1.7) | 1.4 | 0.174 |
| Plautz & Meekers, 200715 | Females | Condom use last sexual encounter | 6.2 (5.1–7.5) | 18.8 | 0.000 |
| Plautz & Meekers, 200715 | Males | Condom use last sexual encounter | 2.8 (2.3–3.3) | 11.8 | 0.000 |
| Van Rossem & Meekers, 200016 | Females | Condom use last sexual encounter | 1.7 (1.0–2.8) | 1.8 | 0.071 |
| Van Rossem & Meekers, 200016 | Males | Condom use last sexual encounter | 1.6 (1.0–2.6) | 1.9 | 0.053 |
| Van Rossem & Meekers, 200717 | Females | Condom use last sexual encounter | 1.0 (1.0–1.0) | 0.3 | 0.762 |
| Van Rossem & Meekers, 200717 | Males | Condom use last sexual encounter | 1.1 (1.0–1.2) | 3.0 | 0.004 |
| Pooled | – | – | 2.0 (1.4–2.8) | 4.0 | 0.000 |
CI, confidence interval; FSW, female sex worker; OR, odds ratio.
a The Z-test is an additional test of heterogeneity and reflects the deviation from the mean of the combined effect size divided by the standard error across included studies.