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Table 1 Statistical indicators for the subgroups of men

From: Hand grip strength as a physical biomarker of aging from the perspective of a Fibonacci mathematical modeling

 

Men, 55 years old n = 58

Men, 89 years old n = 31

Statistical differences between means

Variable

Mean

SD

Mean

SD

t

p

M (kg)

80.50

11.14

65.84

9.05

–

–

H (cm)

173.38

7.42

167.81

7.81

–

–

BMI (kg/m2)

26.73

2.77

23.36

2.68

–

–

R HGS (kgf)

45.92

3.02

26.19

2.42

31.35

< 0.001

L HGS (kgf)

40.80

2.88

22.15

3.12

28.28

< 0.001

Relative HGS – R/L (kgf/kg/m2)

3.27

0.27

2.08

0.19

21.75

< 0.001

D HGS (kgf)

46.64

2.42

26.50

2.39

37.55

< 0.001

ND HGS (kgf)

40.08

1.72

21.84

2.66

39.16

< 0.001

Relative HGS – D/ND (kgf/kg/m2)

3.27

0.27

2.08

0.19

21.75

< 0.001

  1. M body mass, H body height, BMI body mass index, HGS hand grip strength, I right, L left, D dominant, ND non-dominant, SD standard deviation, n number of subjects, t t test value, p threshold of statistical significance