CD4 and AIDS: Compared to the Mp1p negative group, the Mp1p positive group present with more advanced HIV disease, characterized by significantly lower CD4+ counts (12 Nr/μl [IQR, 6–38 Nr/μl] vs. 179 Nr/μl [IQR, 61–315 Nr/μl], P<0.001), lower CD4+/CD8+ ratio (0.05 [IQR, 0.03–0.10] vs. 0.22 [IQR, 0.10–0.38], P<0.001), higher proportion of HIV/AIDS stage IV (78.7% vs. 11.