Table 2.
Association between Study Characteristics and Study Findings (N = 451 Estimates)a
| Odds Ratio (95% CI) | ||
|---|---|---|
| Statistically Significant Finding | Health Outcome Improved | |
| Published in peer‐reviewed journal | 1.89b | 1.92b |
| (1.04, 3.45) | (1.02, 3.61) | |
| Year published | 1.01 | 0.99 |
| (0.97, 1.04) | (0.96, 1.02) | |
| Sample size | 1.00 | 1.00 |
| (0.99, 1.00) | (0.99, 1.00) | |
| Duration of intervention | 0.99 | 0.99 |
| (0.97, 1.01) | (0.97, 1.00) | |
| Duration of follow‐up | 0.99 | 0.99 |
| (0.99, 1.00) | (0.99, 1.00) | |
| Primary socioeconomic outcome improved | 1.25 | 5.26c |
| (0.55, 2.88) | (1.44, 19.24) | |
| Multiple study sites | 0.85 | 0.70 |
| (0.41, 1.76) | (0.33, 1.49) | |
a
Robust standard errors are clustered at the study level (N = 61).
b
P < .05.
c
P < .01.