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Fig. 1 | BMC Medical Research Methodology

Fig. 1

From: Hartung-Knapp-Sidik-Jonkman approach and its modification for random-effects meta-analysis with few studies

Fig. 1

Coverage probabilities of HKSJ and mKH 95 % confidence intervals. Probabilities are shown in dependence of the number k of studies and the amount of heterogeneity I 2. The four different scenarios A–D correspond to different amounts of imbalance between the study-specific standard errors s i . The DerSimonian-Laird (DL) method was used for estimation of the heterogeneity variance τ 2

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