Although the interaction term did not reach statistical significance ( P = 0.133), the figure still showed a considerable trend effect: individuals with both cognitive impairment and frailty had a significantly higher incidence of falls (41%) than those with either cognitive impairment or frailty alone.
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Associations of frailty and cognitive impairment with fall risk in older adults: a longitudinal cohort study based on CHARLS.
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0.1330
0.1330