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Table 1 Physical characteristics of subjects in validation and cross-validation groups

From: Anatomical cross-sectional area of the quadriceps femoris and sit-to-stand test score in middle-aged and elderly population: development of a predictive equation

  Males Females
Validation group (n = 53) Cross-validation group (n = 52) Validation group (n = 56) Cross-validation group (n = 57)
Age (year) 65.7 ± 9.0 66.5 ± 8.5 64.0 ± 8.4 64.1 ± 9.3
Height (cm) 166.7 ± 6.1 168.9 ± 6.8 154.3 ± 5.0 155.5 ± 5.6
Body mass (kg) 65.1 ± 8.6 68.2 ± 10.7 54.5 ± 8.8 53.4 ± 6.8
Body mass index (kg/m2) 23.4 ± 2.6 23.8 ± 2.8 22.8 ± 3.4 22.0 ± 2.5
  1. Values are mean and standard deviation