Table 1—

Baseline characteristics of the 107 men who developed the metabolic syndrome during follow-up and the 505 men who did not

At 4-year-follow-up
P
Without metabolic syndromeWith metabolic syndrome
N505107
Age (years)50.9 ± 6.652.7 ± 6.10.005*
Cardiovascular disease (%)9440.001
Smokers (%)33310.70
Use of blood pressure medication (%)1131<0.001
Systolic blood pressure (mmHg)128.8 ± 14.0135.3 ± 15.6<0.001
Diastolic blood pressure (mmHg)85.6 ± 9.790.6 ± 8.9<0.001
BMI (kg/m2)25.5 ± 3.228.0 ± 4.4<0.001
Waist-to-hip ratio0.92 ± 0.060.96 ± 0.05<0.001
Serum HDL cholesterol (mmol/l)1.36 ± 0.301.23 ± 0.26<0.001
Serum triglycerides (mmol/l)1.14 ± 0.561.48 ± 0.96<0.001
Fasting blood glucose (mmol/l)4.4 ± 0.44.6 ± 0.40.002
Fasting serum insulin (pmol/l)56.3 ± 18.173.6 ± 22.9<0.001
Vo2max (ml · kg−1 · min−1)33.6 ± 7.928.5 ± 7.2<0.001
Total LTPA (min/week)393 (231–618)320 (164–501)0.006
LTPA <4.5 METs (min/week)195 (84–370)143 (58–303)0.032
LTPA ≥4.5 METs (min/week)147 (63–255)121 (43–211)0.030
LTPA ≥7.5 METs (min/week)31 (7–91)12 (0–42)<0.001
  • Data are means ± SD, except for LTPA variables, which are presented as median (interquartile range).

  • *

    * Mann-Whitney U test.