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Table 3 Characteristics of the screening at-risk cohort with and without abdominal aortic aneurysm (AAA) by risk factors

From: Primary results of abdominal aortic aneurysm screening in the at-risk residents in middle China

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
  1. asystolic blood pressure; bdiastolic blood pressure; cfasting blood-glucose; dserum total cholesterol; elow density lipoproteins; fhigh density lipoprotein; gabdominal aortic aneurysm; * P < 0.05