Collected Dataset / SHCS_Registration

The population is composed of HIV-infected adult (aged 18 years old or more) individuals living in Switzerland or having regular visits at a Swiss outpatient clinic or private physician of seven cohort centres (in Basel, Bern, Geneva, Lausanne and Zurich, and two cantonal hospitals, St Gallen and Ticino).

Socio-demographic data were collected: date of birth, sex, nationality, ethnicity, educational degree and last held professional position, sexual preference. Other specific data such as: results of earlier HIV tests, the most probable mode of HIV transmission, history of antiretroviral treatment, smoking history, and hypertension awareness and treatment were also recorded. Various serological laboratory tests were performed. Some laboratory analyses were done: tuberculin skin reactivity, the hepatitis B markers, serology for Toxoplasma gondii and cytomegalovirus and syphilis. Antibodies against Hepatitis C were screened. Laboratory data were obtained from transfer from hospital databases.