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Table 1 Subject characteristics

From: Development of prediction equations for estimating appendicular skeletal muscle mass in Japanese men and women

 

Men

Women

 

Total

Development

Cross-validation

Total

Development

Cross-validation

N

376

257

119

1025

913

112

Age (years)

48 ± 17

49 ± 17

48 ± 16

54 ± 16

54 ± 16

53 ± 16

Height (cm)

169.9 ± 6.2

170.2 ± 6.1

169.5 ± 6.3

156.3 ± 6.1

156.3 ± 6.2

156.7 ± 5.9

Weight (kg)

67.7 ± 8.8

67.6 ± 9.0

67.7 ± 8.3

53.9 ± 7.3

53.9 ± 7.3

53.4 ± 7.4

BMI (kg/m2)

23.4 ± 2.6

23.3 ± 2.6

23.6 ± 2.5

22.0 ± 2.9

22.1 ± 2.9

21.7 ± 2.8

Waist circumference (cm)

83.1 ± 7.7

83.2 ± 8.1

83.0 ± 6.9

80.2 ± 9.4

80.2 ± 9.4

80.0 ± 9.3

% body fat (%)

20.0 ± 4.7

20.1 ± 4.7

19.7 ± 4.7

28.6 ± 5.8

28.7 ± 5.8

28.2 ± 5.7

Handgrip strength (kg)

40.2 ± 6.8

40.0 ± 6.6

40.6 ± 7.3

25.5 ± 4.5

25.4 ± 4.4

25.5 ± 4.8

ASM (kg)

23.2 ± 3.1

23.1 ± 3.1

23.4 ± 3.1

15.3 ± 2.0

15.3 ± 2.0

15.3 ± 1.9

  1. Data are presented as mean ± SD. BMI body mass index, ASM appendicular skeletal muscle mass