Table 4.
Meta regression analysis.
| Factor | Coefficient | Std. Err | t | p value | 95% CI |
| Species | 1.060412 | 0.7194901 | 1.47 | 0.149 | –0.3987814, 2.519606 |
| Anesthesia | 0.278913 | 0.6531675 | 0.43 | 0.672 | –1.045772, 1.603598 |
| I/R method | –2.80989 | 0.7620935 | –3.69 | 0.001 | –4.355487, –1.264293 |
| Reperfusion duration | –0.5447279 | 0.6522578 | –0.84 | 0.409 | –1.867568, 0.7781122 |
| RIPC site | –0.0570877 | 0.2852199 | –0.20 | 0.842 | –0.6355406, 0.5213651 |
| RIPC duration | –0.2409839 | 0.3198366 | –0.75 | 0.456 | –0.8896425, 0.4076747 |
| RIPC cycles | –0.5557973 | 0.5625913 | –0.99 | 0.330 | –1.696785, 0.5851908 |
| Staining method | –1.331171 | 0.509424 | –2.61 | 0.013 | –2.36433, –0.298011 |
Abbreviation: RIPC, remote Ischemic preconditioning; I/R, ischemia/reperfusion; CI, confidence interval; Std. Err, standard error.