TABLE 2.

Results of meta‐regression analysis for the impact of clinical and demographic data in the proportion of complete wound healing.

Variable	Coefficient	SE	t	P	95% CI
Age	−1.115235	1.04	−1.07	0.312	−3.47, 1.24
Gender	1.866556	1.07	1.74	0.116	−0.56, 4.30
Country	0.2462904	0.29	0.85	0.416	−0.41, 0.90
Duration of wound	1.799416	0.92	1.96	0.082	−0.28, 3.88
Wound size	0.7812874	0.79	0.99	0.346	−1.00, 2.56
Source of PRP	2.549384	0.92	2.79	0.021	0.48, 4.62
Preparation of PRP	−1.33735	0.43	−2.65	0.027	−2.10, −1.16

Abbreviations: 95% CI: 95% confidence interval; PRP, platelet‐rich plasma; SE, standard error.