Prevalence of Kaposi's sarcoma in patients with AIDS and associated factors, São Paulo-SP, Brazil, 2003-2010.

Objective: to estimate the prevalence of Kaposi's sarcoma (KS) in patients with AIDS and identify the associated factors to the occurrence of this neoplasm.

Methods: this is a cross-sectional study with notification data from two AIDS reference centers in São Paulo-SP, Brazil, from January, 2003 to March, 2010; probabilistic linkage and multiple logistic regression methods were applied.

Results: among 3,557 AIDS cases, 213 (6%) presented KS; 95.