Figure 4.

Results of an influence analysis in which the meta-analysis is re-estimated omitting each study in turn. The straight vertical lines at 0.40, 0.18 and 0.61 represent the estimated standardised mean difference (SMD) and upper and lower 95% confidence intervals of the complete study analysis.

Lopez et al. Annals of General Psychiatry 2010 9:40   doi:10.1186/1744-859X-9-40
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