Patient characteristics according to glycaemic and lipid control
| Optimal group (n = 45) | Suboptimal group (n = 126) | Poorly controlled group (n = 109) | p Value | |
|---|---|---|---|---|
| *Non-insulin requiring which includes patients treated with diet and oral hypoglycaemic drugs but no insulin. | ||||
| †Insulin requiring which includes patients treated with insulin, regardless of other treatment. | ||||
| ‡To convert values of LDL-C to mg/dl, divide by 0.026. | ||||
| Age (years) | 63 (7) | 62 (9) | 62 (10) | 0.67 |
| Male | 39 (87%) | 104 (82.5%) | 74 (68%) | 0.008 |
| Unstable angina | 7 (16%) | 23 (18%) | 26 (24%) | 0.63 |
| Diabetes treatment | 0.33 | |||
| Non-insulin requiring* | 36 (80%) | 102 (81%) | 80 (73%) | |
| Insulin requiring† | 9 (20%) | 24 (19%) | 29 (27%) | |
| Statin treatment | 35 (78%) | 83 (66%) | 66 (61%) | 0.14 |
| HbA1c (%) | 6.1 (0.6) | 7.2 (1.4) | 8.5 (1.3) | <0.001 |
| LDL-C (mmol/l)‡ | 2.05 (0.42) | 2.63 (0.80) | 3.56 (0.68) | <0.001 |
| Left ventricular ejection fraction (%) | 58 (12) | 57 (11) | 57 (9) | 0.75 |
| Previous myocardial infarction | 25 (56%) | 65 (52%) | 50 (46%) | 0.58 |
| Previous bypass surgery | 4 (9%) | 20 (16%) | 10 (9%) | 0.34 |
| Systemic hypertension | 33 (73%) | 84 (67%) | 81 (74%) | 0.31 |
| Smoker | 21 (47%) | 69 (55%) | 40 (37%) | 0.025 |
| Nephropathy | 18 (40%) | 54 (43%) | 54 (50%) | 0.51 |
| Distribution of coronary artery disease | ||||
| Single vessel | 19 (42%) | 35 (28%) | 34 (31%) | 0.090 |
| Double vessel | 19 (42%) | 51 (40.5%) | 36 (33%) | |
| Triple vessel | 7 (16%) | 40 (31.5%) | 39 (36%) | |
| Number of treated vessels/patient | 1.3 (0.5) | 1.3 (0.5) | 1.3 (0.5) | 0.96 |
| Number of treated lesions/patient | 1.6 (0.8) | 1.5 (0.7) | 1.6 (0.9) | 0.49 |
| Diameter stenosis (%) | ||||
| Pre- | 83 (13) | 82 (16) | 79 (15) | 0.22 |
| Post- | 6 (10) | 5 (9) | 8 (14) | 0.12 |
| Reference vessel diameter (mm) | ||||
| Pre- | 2.91 (0.58) | 2.88 (0.60) | 2.95 (0.59) | 0.37 |
| Post- | 3.04 (0.61) | 3.05 (0.61) | 3.08 (0.64) | 0.71 |
| Lesion length (mm) | 11 (5) | 11 (5) | 11 (4) | 0.75 |
| Complete revascularisation | 22 (49%) | 59 (47%) | 55 (50.5%) | 0.57 |
| Type of PCI | 0.93 | |||
| Balloon only | 4 (9%) | 11 (9%) | 11 (10%) | |
| Bare metal stent | 41 (91%) | 115 (91%) | 98 (90%) | |
| Elective glycoprotein IIb/IIIa inhibitors | 17 (38%) | 46 (37%) | 44 (41%) | 0.79 |