Table 2 Physical characteristics of trained and untrained subjects. Values are means (±SD).
Trained subjects
(n=73)
Untrained subjects
(n=74)
Decimal age (years) 13.0 (1.5) 12.9 (1.4)
Stature (m) 1.61 (0.14) 1.54 (.13) **
Body mass (kg) 48.5 (11.3) 47.3 (12.4)
ΣSKF (mm) 71.3 (18.2) 97.5 (49.5)***
Body fat (%) 14.2 (3.3) 18.9 (9.2)***
FFM (kg) 41.7 (10.0) 37.9 (8.9)*
ΣSKF = sum of the eight skinfolds (biceps, triceps, subscapular, chest, suprailliac, abdominal, thigh, medial calf); FFM = fat free mass* denote significant difference from trained subjects at p < 0.05** denote significant difference from trained subjects at p < 0.01*** denote significant difference from trained subjects at p < 0.001 respectively.