Number of patients 110
Males (%) 49 (44.5%)
Females (%) 61 (55.5%)
Mean age at insertion (range) 58.4 (35 - 78)
Smokers (less than 10 cigarettes/die) 25 (22.7%)
Diseases in history
Controlled diabetes type 2 11 (10%)
Hypertension 42 (38.2%)