Abstract: Objective To know the basic characteristics and survival time of AIDS patients in Sichuan province after antiretroviral therapy for the improvement of the therapy.Methods The information on antiretroviral therapy were collected by the DataFax Antiretroviral Therapy Information System in China and analyzed with SPSS13.0.Results Totally 766 patients were selected.There were 68.6% (526/766) of the patients starting the therapy at the baseline of CD4⁺ T lymphocyte count less than 200/mm³.The patients had the survival rate of 90%,85%,and 82% after one,two,and three years of the treatment,respectively.The results of log-rank test show ed that there was no significant difference in the survival rate between the patients with AZT treatment and d4T treatment(χ²=1.972,P=0.160).There was a significant correlation between the baseline of CD4⁺ T lymphocyte count and the survival rate (χ²=15.682,P< 0.000 1).Conclusion The survival rate after antiretroviral treatment was consistent with the national level.According to the latest revision of WHO's inclusion criteria,the antiretroviral therapy should be started earlier.