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. 2013 May 31;8(5):e59408. doi: 10.1371/journal.pone.0059408

Table 1. Baseline characteristics of 279 fatal coronary heart disease cases and 279 matched controls. *,† .

MP-1 MP-2
Cases (n = 222) Controls (n = 222) P-value Cases (n = 57) Controls (n = 57) P-value
Male gender, % 70 70 79 79
Age, y 50.5±7.4 50.5±7.5 51.7±7.1 51.8±7.2
Body mass index, kg/m2 26.9±4.7 26.0±3.9 0.02 27.7±4.8 26.2±3.8 0.07
Smoking, %
Never 18 32 18 35
Former 21 30 26 39
Current 61 38 <0.0001 56 26 0.002
Alcohol consumption, %
No intake 38 34 23 12
Low to moderate 34 36 44 67
High 27 30 0.29 33 21 0.90
High educational level, % § 7 14 0.008 21 18 0.82
Parental history of myocardial infarction, % 9.5 8.7 0.87 5.3 5.3 1.00
Diabetes mellitus, % 5.0 2.7 0.33 5.3 0 0.25
Systolic blood pressure, mm Hg 134.5±21.0 125.5±15.6 <0.0001 138.8±20.3 126.8±17.1 0.001
Diastolic blood pressure, mm Hg 83.4±12.4 78.6±9.7 <0.0001 85.6±12.1 79.7±9.9 0.002
Blood pressure lowering medication, % 14.9 9.0 0.06 19.3 10.5 0.23
Hypertension, % 46 28 <0.0001 56 33 0.002
Plasma total cholesterol, mmol/l || 6.5±1.3 5.9±1.1 <0.0001 5.8±1.0 5.7±1.0 0.83
Plasma HDL-cholesterol, mmol/l || 1.1±0.3 1.2±0.3 0.002 1.2 ±0.4 1.3±0.3 0.15
Cholesterol lowering medication, % 1.8 0.5 0.25 1.8 0 1.00
Hypercholesterolemia, % 42 27 0.001 26 19 0.42

Footnotes to Table 1.

*

Values are means ± SD, unless indicated otherwise.

Controls were matched on age, gender, cohort, and enrollment date.

Paired t-test for linear values and Wilcoxon signed-rank test for proportions.

§

Completed higher vocational training or university.

|| Non-fasting.