Table 1. Number of aneurysms (aorta > 30 mm from ultrasound) according to age and gender in a screening study carried out in São Paulo.

Population	Total (%)	Aneurysms found (%)	95% CI
All	2,756 (100)	64 (2.32)	1.79 – 2.96
age > 60	1,517 (55)	50 (3.30)	2.45 – 4.33
age > 65	947 (34.3)	37 (3.91)	2.77 – 5.36
Male	1,228 (44.5)	56 (4.56)	3.46 – 5.88
male, age > 60	722 (26.1)	43 (5.96)	4.34 – 7.95
Female	1,528 (55.44)	9 (0.59)	0.27 – 1.11
female, age > 60	795 (28.8)	7 (0.88)	0.35 – 1.80

CI = confidence interval.