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Table 1 Summary of results for example one: paracetamol for pain relief

From: Methods for calculating confidence and credible intervals for the residual between-study variance in random effects meta-regression models

Method

Estimate

Interval

REML

0.083

(0.011, 0.633)

Gen Q ( a i = σ i - 2 )

0.115

(0.003, 0.691)

Gen Q ( a i = σ i - 1 )

0.261

(0.000, 1.125)

Paule-Mandel/Q profile

0.219

(0.002, 1.487)

Bayesian

0.135

(0.011, 0.495)

  1. The REML confidence interval for τ 2 is approximate and the Bayesian estimate is the posterior mean.