All patients are cognitively assessed at the beginning of the study and their cardiovascular risk is calculated. After 5 years of follow-up, patients are re-evaluated cognitively and their cardiovascular risk is recalculated.

The 37 item Version of the Mini-Mental State Examination is a Spanish adapted version of the original MMSE by Folstein. It contains 37 items. Includes temporal and spatial orientation, memory, attention, calculus, language, object recognition, elementary commands and visuoconstructive capacity. The minimun score is 0 and the maximum score is 37 points. Higher values are considered a better outcome.

The Clock-drawing test is a brief test that explores comprehension, concentration, visual memory and abstraction and visuoconstructive praxis. The subject is asked to draw a clock from memory on a blank sheet, including the numbers and hands at a fixed time. The minimum score is 0 and the maximum score is 4. Higher values are considered a better outcome. Performance time is recorded. A shorter time is considered a better outcome.

The Center for Epidemiologic Studies Depression Scale (CES-D) is a screening instrument for depression, self-administared, which records depressive symptoms and their different manifestations in the last 7 days and each symptom is classified in four frequency levels. The score ranges from 20 to 80. Higher values are considered a worse outcome.

The Semantic verbal fluency test evaluates semantic memory, executive and verbal planning capabilities. It is used a shorter version that evaluates the number of elements in a category (animals). There is a minimum score of 0, there is not a maximun score. Higher values are considered a better outcome.

It will be recorded all new cases of cancer during the 5-years follow-up