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Table 2 Differences in body composition, muscle strength and physical function with age and gender

From: Estimation of prevalence of sarcopenia by using a new bioelectrical impedance analysis in Chinese community-dwelling elderly people

 

Age group (year)

Number

ASM (kg)

ASMI (kg/m2)

HS (kg)

GS (s)

Males

60–64

146

20.24 ± 0.26

7.43 ± 0.06

39.62 ± 0.54

1.12 ± 0.02

65–74

200

19.55 ± 0.20

7.23 ± 0.05

36.64 ± 0.46

1.09 ± 0.01

≥75

117

19.03 ± 0.27

7.09 ± 0.07

32.21 ± 0.63

0.99 ± 0.02

p

  

0.003

0.001

<0.001

<0.001

Females

60–64

162

14.55 ± 0.18

6.10 ± 0.06

25.06 ± 0.35

1.08 ± 0.01

65–74

226

14.13 ± 0.15

6.03 ± 0.05

23.40 ± 0.28

1.02 ± 0.01

≥75

94

12.76 ± 0.22

5.67 ± 0.07

20.80 ± 0.44

0.92 ± 0.02

p

  

<0.001

<0.001

<0.001

<0.001

  1. ASM appendicular skeletal muscle mass, ASMI appendicular skeletal muscle mass index, HS handgrip strength, GS gait speed, Using one-way ANOVA for continuous variables. During testing, p < 0.05 was considered statistically significant