Table 1.
Comparison of major characteristics between the American and Japanese men †
| Americans N=100 | Japanese N=93 | p-value | |
|---|---|---|---|
| Age (years) | 44.6 ±2.9 | 44.7 ±2.8 | 0.785 |
| Waist girth (cm) | 96.4 ±9.8 | 84.7 ±8.5 | <0.001 |
| Body mass index (Kg/m2) | 27.0 ±3.3 | 23.3 ±3.1 | <0.001 |
| Systolic blood pressure (mmHg) | 113.7 ±9.6 | 122.8 ±14.1 | <0.001 |
| Diastolic blood pressure (mmHg) | 78.4 ±5.8 | 78.7 ±10.4 | 0.785 |
| Total cholesterol (mg/dL) | 192.8 ±31.3 | 221.4 ±37.6 | <0.001 |
| Triglycerides (mg/dL) †† | 116.0 (79.0-167.5) | 131.0 (90.0-181.0) | 0.172 |
| HDL cholesterol (mg/dL) | 45.9 ±11.6 | 54.8 ±14.9 | <0.001 |
| LDL cholesterol (mg/dL) | 119.7 ±30.0 | 136.3 ±39.1 | 0.001 |
| Fasting glucose (mg/dL) | 95.3 ±9.1 | 103.6 ±8.7 | <0.001 |
| Fasting insulin (μIU/mL) | 12.5 ±6.6 | 8.2 ±3.9 | <0.001 |
| C-reactive protein (mg/L) †† | 0.91 (0.45-2.20) | 0.43 (0.21-0.86) | <0.001 |
| Fibrinogen(μmol/l) | 241.3±66.4 | 236.9 ±63.0 | 0.631 |
| Coronary calcium score≥0 (%) | 47.0 % | 13.4 % | <0.001 |
| Lipid medication (%) | 8.0 | 3.1 | 0.134 |
| Current cigarette Smoking (%) | 15.0 | 48.5 | <0.001 |
| Alcohol drinking everyday (%) | 16.0 | 46.4 | <0.001 |
| Lp-PLA2 (ng/mL) | 301.7 ±82.6 | 275.9 ±104.7 | 0.060 |
†
Mean and standard deviation unless mentioned otherwise
††
Median and inter-quartile range
Abbreviation: Lp-PLA2, lipoprotein-associated phospholipase A2