TABLE 1

Subject characteristics

YSYTOSOTPagePtrainingPinteraction
n11111010
Physical characteristics
    Age (years)22.7 ± 0.726.0 ± 1.065.1 ± 1.5*65.4 ± 1.8*<0.010.170.26
    Height (cm)172.6 ± 2.7174.4 ± 2.9170.8 ± 3.0167.8 ± 3.00.160.850.41
    Weight (kg)69.4 ± 3.669.2 ± 3.871.5 ± 4.069.1 ± 4.00.800.730.79
    BMI (kg/m2)23.1 ± 0.922.7 ± 0.724.4 ± 0.724.4 ± 1.00.090.810.75
    FFM (kg)48.5 ± 3.153.5 ± 3.045.5 ± 3.850.4 ± 3.10.350.140.98
    Body fat (%)25.8 ± 1.917.4 ± 2.232.2 ± 2.920.8 ± 3.20.06<0.0010.55
    Muscle mass (kg)33.7 ± 4.533.6 ± 2.325.4 ± 2.3*27.1 ± 1.70.020.800.77
    Abdominal fat (cm2)185 ± 23101 ± 20264 ± 31186 ± 33*0.0050.080.57
    Visceral fat (cm2)59.2 ± 11.032.1 ± 4.2127 ± 16.3*91.9 ± 19.3*0.0010.030.98
    Vo2 peak (ml · kg FFM−1 · min−1)51.2 ± 2.366.7 ± 1.736.5 ± 1.6*54.0 ± 3.6*<0.001<0.0010.67
    LTA score (min/week)198 ± 59990 ± 110217 ± 771,114 ± 2060.56<0.0010.67
Lipids
    Total cholesterol (mg/dl)132 ± 6135 ± 8182 ± 9*167 ± 11*<0.010.450.27
    HDL cholesterol (mg/dl)32 ± 243 ± 347 ± 5*51 ± 3<0.010.040.33
    LDL cholesterol (mg/dl)73 ± 578 ± 6116 ± 9*97 ± 10<0.010.370.13
    TG (mg/dl)134 ± 1774 ± 798 ± 8*91 ± 110.03
    Total HDL particles (μmol/l)30.4 ± 1.329.4 ± 1.835.3 ± 1.6*31.9 ± 1.10.020.120.45
    Large HDL particles (μmol/l)4.67 ± 0.818.25 ± 0.406.62 ± 1.277.66 ± 0.750.420.010.14
    Total LDL particles (nmol/l)966 ± 79727 ± 631178 ± 74*1,013 ± 70*0.0010.0080.65
    Small LDL particles (nmol/l)582 ± 112191 ± 48487 ± 78363 ± 790.640.0040.11
Glucose and hormones
    Glucose (mg/dl)84.8 ± 1.883.2 ± 1.289.5 ± 2.0*92.0 ± 1.7*<0.010.780.24
    Glucagon (pg/ml)151 ± 14142 ± 8138 ± 6121 ± 100.110.230.68
    Insulin (μU/ml)6.0 ± 0.55.0 ± 0.45.1 ± 0.55.1 ± 2.00.700.610.60
  • Data are means ± SEM unless otherwise indicated.

  • *

    * Unpaired t test indicated values significantly (P < 0.05) different from young subjects within the same physical activity group;

  • in the event of a significant interaction term, Tukey's procedure indicated values significantly (P < 0.05) different from untrained subjects within the same age-group. LTA, leisure-time activity questionnaire; TG, triglycerides.