| Univariate analysis | Multi-variable analysis | ||||
---|---|---|---|---|---|---|
Predictor variable | IRR | 95% CI | Pvalue | IRR | 95% CI | Pvalue |
PICOT | 1.159 | (0.835, 1.608) | 0.378 | 1.267 | (0.984, 1.630) | 0.066 |
Sample Sizeb | 0.998 | (0.991, 1.006) | 0.681 | 0.546 | (0.199, 1.498) | 0.240 |
Impact Factor | 0.949 | (0.744, 1.209) | 0.67 | 0.915 | (0.690, 1.212) | 0.535 |
Journal adopted CONSORT Statement at the time of data collection. | 0.898 | (0.646, 1.248) | 0.521 | 1.063 | (0.721, 1.568) | 0.757 |
Funding reported | 1.241 | (0.817, 1.887) | 0.312 | 1.147 | (0.722, 1.823) | 0.562 |