Populational abdominal aortic aneurysm (AAA) pilot screening programme performed by duplex ultrasonography in population born in 1952 in health areas depending from Hospital de la Santa Creu i Sant Pau in Barcelona. Descriptive data analysis and cost-effectiveness study will be performed.

Populational abdominal aortic aneurysm (AAA) pilot screening programme performed by duplex ultrasonography in population born in 1952 in areas depending from Hospital de la Santa Creu i Sant Pau in Barcelona. Ultrasonography evaluations will be performed in primary health centers by previously trained doctors according to study protocol and AAA management will be according to United Kingdom's National Health Service screening model. A descriptive analysis will be performed to estimate local population prevalence of AAA in both men and women in order to create the basis for a future state AAA screening programme. A cost-effectiveness analysis will be performed in order to assess optimal screening strategies in our population.

Inclusion Criteria:

• All men in our area's population census and an aleatory sample of women born in 1952 living in Hospital de la Santa Creu i Sant Pau area.

Exclusion Criteria:

• Previously detected or operated AAA
• Fragile patients not eligible for AAA repair if needed
• Dead people when contacted
• Eligible people refusing to participate
• Eligible people failed to be contacted twice by our department

All men and a random sample of women born in 1952 in Barcelona in the area that depends from Hospital de la Santa Creu i Sant Pau.