Table 1—

Baseline characteristics in patients with and in patients without the metabolic syndrome

ATPIII definition
IDF definition
Metabolic syndromeNo metabolic syndromeP valueMetabolic syndromeNo metabolic syndromeP value
n280470341409
Age (years)61.6 ± 10.563.3 ± 10.60.00262.6 ± 10.362.7 ± 10.50.878
Male sex (%)70.066.60.33466.369.20.394
Type 2 diabetes (%)40.011.1<0.00132.812.7<0.001
Smoking (%)67.552.6<0.00162.854.30.019
BMI (kg/m2)29.1 ± 4.225.9 ± 3.7<0.00129.1 ± 3.825.4 ± 3.8<0.001
Waist circumference (cm)102 ± 1190 ± 10<0.001101 ± 1088 ± 10<0.001
HbA1c (%)6.6 ± 1.45.9 ± 0.8<0.0016.4 ± 1.25.9 ± 1.1<0.001
Fasting plasma glucose (mg/dl)134 ± 45105 ± 28<0.001125 ± 39108 ± 35<0.001
Homeostasis model assessment of insulin resistance4.94 ± 4.042.30 ± 2.09<0.0014.16 ± 3.32.55 ± 2.95<0.001
Triglycerides (mg/dl)225 ± 126127 ± 70<0.001197 ± 120138 ± 84<0.001
Total cholesterol (mg/dl)216 ± 47220 ± 410.085215 ± 45221 ± 420.037
LDL cholesterol (mg/dl)125 ± 37135 ± 350.001127 ± 36134 ± 350.015
HDL cholesterol (mg/dl)41 ± 1154 ± 14<0.00144 ± 1252 ± 15<0.001
Apolipoprotein A1 (mg/dl)136 ± 26153 ± 28<0.001141 ± 27152 ± 28<0.002
Apolipoprotein B (mg/dl)117 ± 26112 ± 240.006114 ± 26114 ± 250.658
LDL peak particle diameter (Å)256 ± 6261 ± 5<0.001257 ± 6260 ± 5<0.001
Systolic blood pressure (mmHg)143 ± 20133 ± 21<0.001141 ± 21133 ± 21<0.001
Diastolic blood pressure (mmHg)82 ± 1277 ± 11<0.00182 ± 1277 ± 11<0.001
Any coronary lumen narrowing (%)85.480.00.06584.580.00.110
Significant coronary stenoses (%)65.058.30.06963.358.70.193
Waist criterion (%)59.311.7<0.001100.023.9<0.001
Blood pressure criterion (%)85.452.8<0.00189.460.1<0.001
HDL cholesterol criterion (%)68.914.5<0.00152.220.3<0.001
Triglyceride criterion (%)75.020.2<0.00159.228.1<0.001
Glucose criterion (%)70.419.4<0.00183.945.2<0.001
  • Data are means ± SD, unless otherwise indicated. To convert values for fasting plasma glucose to mmol/l multiply by 0.0555, to convert values for triglycerides to mmol/l multiply by 0.0113, and to convert values for total cholesterol, LDL cholesterol, or HDL cholesterol to mmol/l multiply by 0.0259.