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Table 1 Information sources used

From: Mortality by causes in HIV-infected adults: comparison with the general population

Sources of information Use
Epidemiological surveillance system of cases diagnosed with HIV-infection: active search of cases in records of laboratories and clinicians Main source of HIV-infected cases
Hospital discharges database Complementary source for quality control of HIV-infected cases
Regional AIDS-register Main source of cases with AIDS-defining conditions
National AIDS-register Complementary source for quality control of AIDS cases
Regional mortality register Main source for deaths
National death index Complementary source for quality control of deaths