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Table 1 Descriptive and comparative data of anthropometric, health and body composition characteristics of older man and women (n = 94) from Ribeirão Preto, Brazil

From: One-repetition submaximal protocol to measure knee extensor muscle strength among older adults with and without sarcopenia: a validation study

Variables / Groups

M

SD

Min

Max

Range

95% CI

Normality test

LL

UL

Value

p

Mini-Mental State Examination

 ♀ nSc (n = 59)

17.37

1.80

13.00

19.00

6.00

16.90

17.84

0.229k-s

< 0.001

 ♀ Sc (n = 6)

17.50

1.52

15.00

19.00

4.00

15.91

19.09

0.902s-w

0.389

 ♂ nSc (n = 24)

17.38

1.86

13.00

19.00

6.00

16.59

18.16

0.828s-w

0.001

 ♂ Sc (n = 5)

18.75

0.50

18.00

19.00

1.00

17.95

19.55

0.630s-w

0.001

Age (complete years)

 ♀ nSc

69.10

5.83

60.00

85.00

25.00

67.58

70.62

0.098k-s

0.200

 ♀ Sc

75.83*

5.19

69.00

84.00

15.00

70.38

81.28

0.982s-w

0.960

 ♂ nSc

70.25

7.02

60.00

85.00

25.00

67.29

73.21

0.963s-w

0.506

 ♂ Sc

74.50

6.66

69.00

84.00

15.00

63.91

85.09

0.878s-w

0.331

Body mass (kg)

 ♀ nSc

67.79

11.20

45.60

103.55

57.95

64.87

70.71

0.110k-s

0.073

 ♀ Sc

58.12

12.54

39.35

73.40

34.05

44.96

71.27

0.931s-w

0.585

 ♂ nSc

74.74

13.26

46.45

109.85

63.40

69.14

80.34

0.949s-w

0.254

 ♂ Sc

61.43

15.74

43.00

75.50

32.50

36.38

86.47

0.884s-w

0.356

Height (m)

 ♀ nSc

1.56

0.06

1.46

1.74

0.28

1.55

1.58

0.079k-s

0.200

 ♀ Sc

1.55

0.08

1.45

1.65

0.20

1.46

1.63

0.930s-w

0.578

 ♂ nSc

1.69

0.08

1.58

1.88

0.30

1.65

1.72

0.945s-w

0.209

 ♂ Sc

1.62

0.08

1.51

1.68

0.18

1.50

1.74

0.821s-w

0.145

BMI (kg/m2)

 ♀ nSc

27.75

4.37

20.81

39.95

19.14

26.61

28.89

0.105k-s

0.164

 ♀ Sc

24.03*

3.48

18.33

27.51

9.18

20.38

27.69

0.918s-w

0.489

 ♂ nSc

26.16

3.59

17.48

31.08

13.60

24.64

27.67

0.947s-w

0.230

 ♂ Sc

23.27

4.92

18.98

27.73

8.75

15.43

31.10

0.751s-w

0.040

Appendicular Lean Soft Tissue (kg)

 ♀ nSc

14.80

2.39

11.10

22.48

11.38

14.18

15.42

0.107k-s

0.090

 ♀ Sc

11.82

1.86

9.21

14.61

5.40

9.87

13.77

0.980s-w

0.950

 ♂ nSc

21.63

4.04

14.49

32.48

17.98

19.92

23.33

0.954s-w

0.331

 ♂ Sc

16.78

2.96

12.61

19.50

6.89

12.07

21.49

0.912s-w

0.494

Skeletal muscle index (kg/m2)

 ♀ nSc

6.06

0.92

4.19

8.67

4.48

5.82

6.30

0.096k-s

0.200

 ♀ Sc

4.91

0.37

4.29

5.40

1.11

4.52

5.29

0.941s-w

0.666

 ♂ nSc

7.54

0.93

5.81

9.41

3.60

7.15

7.94

0.963s-w

0.493

 ♂ Sc

6.36

0.73

5.57

7.25

1.68

5.20

7.52

0.986s-w

0.935

Fat mass (kg)

 ♀ nSc

28.40

7.15

13.79

47.93

34.14

26.53

30.26

0.120k-s

0.034

 ♀ Sc

24.85

7.85

13.56

32.76

19.20

16.62

33.09

0.897s-w

0.354

 ♂ nSc

21.78

6.73

7.65

33.61

25.97

18.94

24.62

0.979s-w

0.885

 ♂ Sc

18.08

9.18

9.99

28.46

18.47

3.47

32.69

0.862s-w

0.266

  1. Note. CI confidence interval, LL lower limit, UL upper limit, ♀ nSc non-sarcopenic women, ♀ Sc sarcopenic women, ♂ nSc non-sarcopenic men, ♂ Sc sarcopenic men, *: p < 0.05 vs ♀ nSc; †: p < 0.05 vs ♂ nSc; ¥: p < 0.05 vs ♂ Sc, k-s Kolmogorov-Smirnov, s-k: Shapiro-Wilk, BMI: body mass index