Table 2 Characteristics of the screening at-risk cohort with and without abdominal aortic aneurysm (AAA) by age, gender, screening areas and medical history
From: Primary results of abdominal aortic aneurysm screening in the at-risk residents in middle China
variables | Without AAA (n = 5384) | With AAA (n = 18) | P |
|---|---|---|---|
Sex | |||
Male,% | 2541 (47.20) | 14 (77.78) | 0.009* |
Female,% | 2843 (52.80) | 4 (22.22) | 0.009* |
Age group | |||
≤ 55 yrs.,% | 1682 (31.24) | 0 | |
> 55, ≤65 yrs., % | 1940 (36.03) | 8 (44.44) | 0.016* |
> 65, ≤75 yrs., % | 1210 (22.47) | 8 (44.44) | 0.016* |
> 75 yrs | 552 (10.25) | 2 (11.11) | 0.016* |
Screening areas | |||
Urban,% | 2589 (48.09) | 13 (72.22) | 0.041* |
Rural,% | 2795 (51.91) | 5 (27.78) | 0.041* |
Medical history | |||
CAD,%a | 975 (18.11) | 8 (44.44) | 0.004* |
Diabetes,% | 1677 (31.15) | 4 (22.22) | 0.061 |
Hypertension,% | 3668 (68.13) | 17 (94.44) | 0.001* |
History of stroke,% | 1470 (27.30) | 11 (61.11) | 0.001* |
Family history of AAA, %b | 2 (0.04) | 3 (16.67) | 0.000* |