| Characteristics | Group SA(n = 39) | Group UA(n = 53) | p Value |
| Age (years) | 64 (11) | 64 (13) | NS |
| Sex (male/female) | 27/12 | 40/13 | NS |
| Risk factors | |||
| Hypertension, No (%) | 24 (62) | 35 (66) | NS |
| SBP (mm Hg) | 133 (19) | 131 (18) | NS |
| DBP (mm Hg) | 77 (12) | 75 (12) | NS |
| Diabetes mellitus, No (%) | 15 (38) | 20 (38) | NS |
| FBS (g/l) | 1.08 (0.13) | 1.07 (0.13) | NS |
| Hypercholesterolaemia, No (%) | 23 (59) | 24 (45) | NS |
| LDL cholesterol (mmol/l) | 3.18 (0.44) | 3.05 (0.49) | NS |
| HDL cholesterol (mmol/l) | 1.03 (0.16) | 1.09 (0.16) | NS |
| Triglycerides (mmol/l) | 1.48 (0.42) | 1.37 (0.43) | NS |
| Smoking, No (%) | 24 (62) | 39 (74) | NS |
| BMI (kg/m2) | 25 (4) | 23 (4) | 0.0125 |
| Family history of coronary artery disease, No (%) | 6 (15) | 8 (15) | NS |
| Coronary angiographic findings, No (%) | |||
| One-vessel disease | 24 (62) | 27 (51) | NS |
| Two-vessel disease | 7 (18) | 12 (23) | NS |
| Three-vessel disease | 8 (21) | 14 (26) | NS |
Values are the mean (SD) unless stated otherwise.
BMI, body mass index; DBP, diastolic blood pressure; FBS, fast blood sugar; HDL, high-density lipoprotein; LDL, low-density lipoprotein; SA, stable angina; SBP, systolic blood pressure; UA, unstable angina.