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Table 2 Frailty of Prevalence at Baseline and Incidence of Dementia at the End of Follow-up

From: The association between frailty and incidence of dementia in Beijing: findings from 10/66 dementia research group population-based cohort study

Model

Frailty prevalence at baseline

5-year cumulative incidence of dementia (%, 95% CI)

χ2

P

N

Prevalence (%)

Modified Fried Frailty

   

14.2

<.001

 No frailty

1917

94.8

9.6(8.2,10.9)

  

 Frailty

105

5.2

21.0(13.2,28.7)

  

Physical Frailty

   

24.0

<.001

 No frailty

1816

89.8

9.0(7.7,10.4)

  

 Frailty

206

10.2

19.9(14.2,25.4)

  

Multidimensional Frailty

   

38.7

<.001

 No frailty

1825

90.3

8.9(7.5,10.1)

  

 Frailty

197

9.7

22.8(17.0,28.7)

  
  1. N Number of participants; CI Confidence interval