Table 2 The background information of the subject (men)

Number

92

17

19

17

39

Age, year

76.3

82.7

78.1

75.1

73.0

 < 0.001

(6.1)

(4.9)

(6.8)

(5.4)

(3.6)

N < P, D < S

Height, cm

164.1

158.3

164.3

162.7

167.1

 < 0.001

(6.3)

(5.4)

(5.4)

(5.3)

(5.6)

D, S < N

S < P

Weight, kg

63.0

55.4

57.4

67.3

67.3

 < 0.001

(9.1)

(6.7)

(6.3)

(6.3)

(8.8)

S, P < D, N

BMI, kg/m²

23.4

22.1

21.3

25.4

24.1

 < 0.001

(2.8)

(2.1)

(2.1)

(2.2)

(2.7)

S, P < D, N

SMI, kg/m²

7.1

6.4

6.5

7.5

7.6

 < 0.001

(0.7)

(0.5)

(0.3)

(0.5)

(0.5)

S, P < D, N

Walking speed, m/sec

1.2

1.1

1.2

0.9

1.3

 < 0.001

(0.2)

(0.3)

(0.2)

(0.1)

(0.2)

D, S < P, N

Hand grip, kg

33.1

25.7

31.5

35.3

36.1

 < 0.001

(6.3)

(5.3)

(3.2)

(6.9)

(4.6)

S < P < N

S < D

LS Stage 0, number

20

2

3

3

12

0.006^†

21.7%

11.8%

15.8%

17.7%

30.8%

LS Stage 1, number

47

4

12

9

22

51.1%

23.5%

63.2%

52.9%

56.4%

LS Stage 2, number

25

11

4

5

5

27.2%

64.7%

21.0%

29.4%

12.8%