CD4 and Andersen-Tawil syndrome: We aim to assess the impact of ATS abuse history on immune reconstitution in PLWH with low CD4+ levels and high ART adherence.<h4>Methods</h4>Using data from China's National Free Antiretroviral Treatment Program and Drug Rehabilitation Management Platform data, we identified PLWH who met the inclusion criteria between 2016 and 2022.