| Cases (n = 48) | Non-cases (n = 5627) | Unadjusted Hazard ratio (95% CI) | P-value |
---|---|---|---|---|
Conventional risk factors | ||||
Age (years) | 74.9 (3.1) | 75.3 (3.4) | 0.83 (0.54, 1.28) | 0.39 |
Body mass index (kg/m2) | 28.5 (5.2) | 26.8 (4.2) | 1.09 (1.02, 1.15) | 0.0075 |
Total cholesterol (mmol/L) | 5.5 (1.1) | 5.7 (0.9) | 0.80 (0.57, 1.10) | 0.17 |
Triglyceride (mmol/L) | 1.5 (0.9) | 1.5 (0.7) | 0.86 (0.56, 1.34) | 0.51 |
LDL (mmol/L) | 3.6 (0.9) | 3.8 (0.8) | 0.78 (0.54, 1.12) | 0.18 |
HDL (mmol/L) | 1.3 (0.4) | 1.3 (0.3) | 1.04 (0.89, 1.21) | 0.65 |
Systolic blood pressure (mmHg) | 147.7 (21.9) | 154.7 (21.8) | 0.74 (0.57, 0.97) | 0.027 |
Diastolic blood pressure (mmHg) | 83.2 (12.4) | 83.8 (11.4) | 0.96 (0.74, 1.23) | 0.73 |
Men | 22 (45.8) | 2694 (47.9) | 0.94 (0.53, 1.66) | 0.83 |
Current smoker | 12 (25.0) | 1519 (27.0) | 0.93 (0.48, 1.79) | 0.82 |
History of vascular disease | Â | Â | Â | |
History of hypertension | 32 (66.7) | 3493 (62.1) | 1.22 (0.67, 2.22) | 0.52 |
History of diabetes | 5 (10.4) | 603 (10.7) | 1.00 (0.40, 2.53) | 1.00 |
History of vascular disease | 16 (33.3) | 2446 (43.5) | 0.66 (0.36, 1.20) | 0.18 |
History of MI | 7 (14.6) | 722 (12.8) | 1.19 (0.53, 2.65) | 0.67 |
History of angina | 13 (27.1) | 1519 (27.0) | 1.01 (0.54, 1.91) | 0.97 |
History of CHD | 15 (31.3) | 1758 (31.2) | 1.01 (0.55, 1.86) | 0.97 |
History of claudication | 2 (4.1) | 371 (6.6) | 0.63 (0.15, 2.58) | 0.52 |
History of arterial surgery or amputation for vascular disease | 2 (4.1) | 312 (5.5) | 0.75 (0.18, 3.10) | 0.69 |
History of peripheral arterial disease | 3 (6.3) | 603 (10.7) | 0.57 (0.18, 1.82) | 0.34 |
History of stroke/TIA | 4 (8.3) | 615 (10.9) | 0.75 (0.27, 2.10) | 0.59 |
Disability and cognition | Â | Â | Â | |
IADL score | 13.6 (1.1) | 13.6 (1.0) | 0.93 (0.72, 1.19) | 0.55 |
Mini mental state exam (MMSE) score | 27.6 (1.6) | 28.0 (1.6) | 0.84 (0.71, 0.99) | 0.034 |
Barthel index score | 19.7 (0.7) | 19.8 (0.7) | 0.93 (0.66, 1.30) | 0.66 |
Years in education | 15.0 (2.0) | 15.1 (2.0) | 0.98 (0.85, 1.13) | 0.76 |
Country of origin | Â | Â | Â | Â |
Scotland | 21 (43.8) | 2466 (43.8) | 4.26 (1.00, 18.21) | 0.034 |
Ireland | 25 (52.1) | 2104 (37.4) | 6.16 (1.46, 26.00) | Â |
Netherlands | 2 (4.2) | 1057 (18.8) | Referent | Â |
Drug treatment | Â | Â | Â | Â |
Pravastatin treatment | 28 (58.3) | 2795 (49.7) | 1.42 (0.80, 2.52) | 0.23 |
Co-morbidities | Â | Â | Â | Â |
Cancer during the study | 11 (22.9) | 415 (7.4) | 4.58 (2.33, 9.01) | <0.0001 |
Inflammation | Â | Â | Â | Â |
IL-6* (pg/ml) | 2.8 (2.1) | 2.6 (1.9) | 1.21 (0.80, 1.85) | 0.37 |
sICAM-1* (ng/mL) | 358 (1.41) | 372 (1.39) | 0.74 (0.31, 1.76) | 0.50 |
CRP* (mg/L) | 3.6 (3.1) | 3.1 (3.1) | 1.16 (0.90, 1.50) | 0.25 |
Leptin* (ng/mL) | 16.9 (2.4) | 13.4 (2.4) | 1.34 (0.97, 1.85) | 0.077 |
Lipids | Â | Â | Â | Â |
Lp(a)* (mg/dL) | 11.2 (2.8) | 13.6 (3.5) | 0.89 (0.71, 1.11) | 0.30 |
Apo A1 (g/L) | 1.3 (0.2) | 1.3 (0.2) | 0.92 (0.29, 2.97) | 0.89 |
Apo B (g/L) | 1.1 (0.2) | 1.1 (0.2) | 0.45 (0.12, 1.66) | 0.23 |
Biochemistry | Â | Â | Â | Â |
Glucose* (mmol/L) | 5.2 (1.2) | 5.3 (1.2) | 0.58 (0.13, 2.58) | 0.47 |
Creatinine (umol/L) | 104.2 (23.5) | 101.1 (22.3) | 1.01 (0.99, 1.02) | 0.33 |
Urea*(mmol/L) | 5.7 (1.4) | 6.1 (1.3) | 0.45 (0.16, 1.24) | 0.12 |
ALT* (U/L) | 22.3 (1.5) | 21.3 (1.5) | 1.32 (0.69, 2.54) | 0.40 |
AST*(U/L) | 24.3 (1.3) | 23.5 (1.4) | 1.38 (0.59, 3.21) | 0.45 |
Creatine Kinase* (U/L) | 84.0 (1.6) | 82.6 (1.6) | 1.06 (0.60, 1.86) | 0.84 |
Free T4* (nmol/L) | 17.6 (1.2) | 16.3 (1.2) | 1.77 (0.61, 5.15) | 0.30 |
TSH* (mU/L) | 1.6 (2.0) | 1.8 (2.4) | 0.89 (0.66, 1.20) | 0.45 |
Hematology | Â | Â | Â | Â |
Hemoglobin (g/dL) | 14.2 (1.2) | 14.0 (1.2) | 1.15 (0.92, 1.44) | 0.22 |
Hematocrit (L/L) | 0.4 (0.03) | 0.4 (0.04) | 1.22 (0.90, 1.65) | 0.19 |