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. 2018 Jan 11;13(1):e0191093. doi: 10.1371/journal.pone.0191093

Fig 10. Forest plot: PRP vs control, meta-analysis 4: Combination of all outcomes (negative ES, positioned on the left of the null value: favours control; positive ES, positioned on the right of the null value: favours PRP).

Fig 10

Heterogeneity analysis: Q = 50.87; df = 17; P = 0.000; I2 = 66.58; T2 = 0.16; T = 0.40. (ES: effect size; 95%CI: confidence interval; W: weight; V: variance; SE: standard error; Sig: statistical significance (p-value); N: total sample size; Q, I2, T2 and T: indexes of heterogeneity; df: degrees of freedom).