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Table 2 The effect of frailty on cognition

From: Cognitive function in Prefrail and frail community-dwelling older adults in China

 

Robust (n = 1798)

Prefrail (n = 1087)

Frail (n = 317)

MMSE total score

27.54 ± 3.72

26.46 ± 4.86*

22.79 ± 6.59*Δ

Comprehension

2.92 ± 0.32

2.87 ± .045

2.70 ± 0.67*Δ

Reading

0.96 ± 0.19

0.94 ± 0.23*

0.84 ± 0.37*Δ

Naming

1.99 ± 0.13

1.99 ± 0.14

1.95 ± 0.30*Δ

Drawing

0.74 ± 0.44

0.69 ± 0.46*

0.48 ± 0.50*Δ

Writing

0.97 ± 0.20

0.94 ± 0.24*

0.84 ± 0.37*Δ

Repetition/registration

2.90 ± 0.40

2.80 ± 0.51*

2.61 ± 0.79*Δ

Orientation to time

4.66 ± 0.89

4.46 ± 1.15*

3.66 ± 1.67*Δ

Orientation to place

4.80 ± 0.66

4.69 ± 0.85*

4.20.291 ± 1.35*Δ

Recall

2.52 ± 0.79

2.39 ± 0.89*

1.93 ± 1.10*Δ

Attention

5.09 ± 1.59

4.69 ± 1.85*

3.58 ± 2.19*Δ

  1. *P < 0.05, compared to robust group; ΔP < 0.05, compared to prefrail group