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Predictors of capability (a), cognition (b), and multi-morbidity (c). Forward stepwise model selection was performed with age, gender, and all domain scores as predictors. Models were run separately for all unrelated participants and for each of the indicated age groups. Bars indicate the percentage of target variance explained by each predictor. All significant predictors (p < 0.05) in each group are shown. The total variance explained by each model is given (as %) on top.
