TABLE 3

Aerobic capacity, body composition, blood variables, and insulin sensitivity before and after control or exercise training periods

VariableControl
Exercise
BeforeAfterBeforeAfter
Vo2peak (ml · kg−1 FFM · min−1)40.7 ± 1.440.3 ± 1.240.5 ± 1.144.3 ± 1.2*
Weight (kg)77.8 ± 2.078.1 ± 2.079.2 ± 1.678.7 ± 1.6*
Waist circumference (cm)89.7 ± 1.791.9 ± 1.5*91.9 ± 1.490.0 ± 1.5*
BMI (kg/m2)25.7 ± 0.325.9 ± 0.426.6 ± 0.326.4 ± 0.3*
FFM (kg)49.1 ± 1.849.3 ± 1.850.1 ± 1.450.1 ± 1.4
Body fat (%)31.2 ± 1.331.0 ± 1.331.4 ± 0.931.0 ± 0.9
Abdominal fat, total (cm2)299 ± 23299 ± 22318 ± 17299 ± 18*
Abdominal fat, visceral (cm2)122 ± 13121 ± 12133 ± 11124 ± 11*
Abdominal fat, subcutaneous (cm2)177 ± 13178 ± 13185 ± 9174 ± 10*
Total cholesterol (mmol/l)5.07 ± 0.174.85 ± 0.194.90 ± 0.164.66 ± 0.12
HDL cholesterol (mmol/l)1.25 ± 0.121.15 ± 0.081.17 ± 0.061.33 ± 0.11
LDL cholesterol (mmol/l)3.03 ± 0.152.99 ± 0.183.00 ± 0.152.76 ± 0.13
Triglycerides (mg/dl)153 ± 13137 ± 14*146 ± 11114 ± 7*
Fasting insulin (pmol/l)35 ± 337 ± 338 ± 334 ± 2
Fasting glucose (mmol/l)5.4 ± 0.15.3 ± 0.15.3 ± 0.15.3 ± 0.1
Nonesterified fatty acids (μmol/l)520 ± 22512 ± 18524 ± 15494 ± 14*
Insulin sensitivity index (× 10−5 · min−1 · pmol−1 · l−1)5.50 ± 0.535.22 ± 0.584.88 ± 0.366.27 ± 0.60*
  • Data are means ± SE.

  • *

    * Before-to-after difference within group, P < 0.025. None of the before-to-after changes differed with age or sex, except insulin sensitivity.