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Table 2 Effect size model for heterogeneity estimated

From: Reliability of ultrasound versus digital vaginal examination in detecting cervical dilatation during labor: a diagnostic test accuracy systematic review

Model Effect size and 95% interval Test of null (2-tail) Heterogeneity Tau-squared
Model Number studies Point estimate Lower limit Upper limit Z-value P value Q-value df (Q) P-value I-squared Tau-squared Standard error Variance Tau
Fixed 10 0.322 0.259 0.381 9.558 0.000 17.550 9 0.041 48.719 0.012 0.013 0.000 0.111
Random 10 0.359 0.267 0.446 7.157 0.000