[Follow-up study on 84 AIDS patients having received the replaced therapy program for six months in one county of Henan, China].

Objective: To analyze the situation of AIDS patients who had received replaced therapy program in Henan province.

Methods: 84 AIDS patients had been enrolled into the national free first-line antiretroviral treatment for more than 5 years and would soon be replaced with another antiretroviral treatment program, were selected to a follow-up program to be carried out six months later. Data on CD4(+) t-lymphocyte count, viral load and genotypic resistance were included in the study.