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Table 1 Physical characteristics of young group and middle-aged and elderly group

From: Comparison between clinical significance of height-adjusted and weight-adjusted appendicular skeletal muscle mass

  Young group Middle-aged and elderly group
Men Women Men Women
Number 310 357 273 861
Age (years) 29 ± 7 29 ± 7 60 ± 12 60 ± 11
Height (cm) 173.2 ± 5.6 160.4 ± 5.9 168.7 ± 6.3 155.7 ± 5.8
Weight (kg) 68.6 ± 8.8 53.9 ± 7.2 63.9 ± 6.7 52.0 ± 5.8
BMI (kg/m2) 22.9 ± 2.8 20.9 ± 2.5 22.4 ± 1.5 21.4 ± 1.9
WC (cm) 79.2 ± 7.9 73.0 ± 8.4 82.1 ± 5.6 79.6 ± 7.2
Percent body fat (%) 16.7 ± 4.8 24.4 ± 5.7 20.0 ± 3.9 28.0 ± 5.2
Handgrip strength (kg) 44.5 ± 7.1 29.3 ± 5.3 38.6 ± 7.3 25.1 ± 4.5
ASM/Ht2 (kg/m2) 8.66 ± 0.89 6.80 ± 0.75 8.05 ± 0.68 6.47 ± 0.58
ASM/Wt × 100 (%) 38.1 ± 3.0 32.7 ± 3.2 35.9 ± 2.6 30.3 ± 2.9
  1. Data are presented as mean ± SD
  2. BMI body mass index, WC waist circumference, ASM appendicular skeletal muscle mass, Ht height, Wt weight