Key Points

HIV Infections and AIDS

• HIV Surveillance: Coverage of Diagnostic Testing and Participation in LaboVIH on the Rise

• HIV testing: Testing activity is increasing and positivity rates are declining amid a diverse range of testing options

• HIV diagnoses: new diagnoses remain stable among people born in France but continue to rise among those born abroad

• HIV incidence and size of the undiagnosed population: the number of new HIV infections in Île-de-France is declining among heterosexuals but rising slightly among MSM

• The estimated number of AIDS diagnoses, 344 [95% CI: 283–406] cases in 2023, has remained generally stable since 2014.

Chlamydia trachomatis (Ct), gonorrhea, and syphilis infections

• Surveillance systems: stable participation in surveillance

• Screening and diagnosis: regardless of the STI, the departmental screening rate is significantly higher in Paris and decreases gradually in the Inner and Outer Suburbs