Table 3.
Characteristics of the screening at-risk cohort with and without abdominal aortic aneurysm (AAA) by risk factors
| Risk factor | Without AAAg(n = 5384) 95% CI | With AAA (n = 18) 95% CI | P |
|---|---|---|---|
| Mean age | 61.15 (60.87–61.43) | 68.00 (62.81–73.19) | 0.005* |
| Hypertension (years) | 5.55 (5.34–5.77) | 7.22 (4.13–10.31) | 0.379 |
| Smoke (years) | 6.43 (6.08–6.78) | 21.28 (11.09–31.47) | 0.000* |
| Drinking history (years) | 5.62 (5.30–5.94) | 16.39 (5.57–22.20) | 0.000* |
| BMI (kg/m2) | 32.11 (24.29–39.93) | 25.58 (23.51–27.65) | 0.925 |
| SBP (mmHg)a | 141.46 (140.95–141.98) | 142.89 (134.81–150.97) | 0.753 |
| DBP (mmHg)b | 88.93 (88.63–89.23) | 87.94 (83.78–92.11) | 0.713 |
| FBG (mmol/L)c | 6.65 (6.59–6.70) | 6.79 (5.61–7.97) | 0.770 |
| Triglyceride (mmol/L)I | 2.26 (2.20–2.33) | 1.99 (0.94–3.03) | 0.630 |
| TC (mmol/L)d | 5.18 (5.13–5.23) | 6.58 (2.33–10.82) | 0.003* |
| LDL (mmol/L)e | 2.91 (2.89–2.93) | 2.47 (2.15–2.78) | 0.028* |
| HDL (mmol/L)f | 1.40 (1.38–1.42) | 1.42 (1.19–1.65) | 0.929 |
| Homocysteine (μmol/L) | 18.96 (18.58–19.33) | 19.89 (16.00–23.77) | 0.780 |
asystolic blood pressure; bdiastolic blood pressure; cfasting blood-glucose; dserum total cholesterol; elow density lipoproteins; fhigh density lipoprotein; gabdominal aortic aneurysm; * P < 0.05