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Forest plots of the association between CMBs presence and mortality (a–b) and dementia (c–d). Meta-analysis were performed using random effects models, with crude odds ratios for all-cause mortality pooled in (a) and adjusted-hazard ratios pooled in (b). Crude odds ratios for all-cause dementia were pooled in (c) and adjusted-hazard ratios pooled in (d). Weights are shown by the point estimate area.
