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Table 1 Characteristics of screened at-risk population by gender

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

Characteristics Overall Male Female P
Screened individuals, % 5402 (100) 2555 (47.30) 2847 (52.70) 0.615
Age     0.009*
Overall age 61.2 ± 10.4 59.7 ± 10.2 62.5 ± 10.4  
Age without AAAa 61.2 ± 10.4 59.6 ± 10.2 62.5 ± 10.3  
Age with AAA 68.0 ± 10.4 57.1 ± 10.5 71.3 ± 11.2  
Screening areas     0.041*
Urban,% 2602 (48.17) 1216 (22.51) 1386 (25.66)  
Rural,% 2800 (51.83) 1339 (24.79) 1461 (27.05)  
History of stroke,% 1481 (27.42) 690 (12.77) 791 (14.64) 0.063
CAD, %b 983 (18.20) 368 (6.81) 615 (11.38) 0.004*
Diabetes,% 1681 (31.12) 779 (14.42) 902 (16.70) 0.635
Hypertension, % 3685 (68.22) 1688 (31.25) 1997 (36.97) 0.046*
Smoke(years), 95% CI 1275 (23.60) 1237 (22.90) 38 (0.70) 0.000*
Overall max-IAD (mm)c 15.0 ± 2.7 15.6 ± 2.8 14.4 ± 2.4 0.001*
  1. aabdominal aortic aneurysm; bcoronary artery disease; cThe maximum infrarenal aortic diameter; *P < 0.05