highly significantp < 0.0001
However, the test for residual heterogeneity remained highly significant (QE(df = 20) = 1017.9061, p < 0.0001), confirming substantial variability among studies.
However, the test for residual heterogeneity remained highly significant (QE(df = 20) = 1017.9061, p < 0.0001), confirming substantial variability among studies.