The demographics and clinical characteristics of 910 HIV-positive patients who had undergone abdominal sonography.

Abbreviations: NNRTI, non-nucleoside reverse-transcriptase inhibitor; NRTI, nucleoside reverse-transcriptase inhibitor; PVL, plasma HIV RNA load; SD, standard deviation; UD, undetectable.aChronic hepatitis was defined as persistent elevation in serum aminotransferases for 6 months or longer.bOther NRTIs included stavudine, didanosine, and zalcitabine.cBaseline laboratory investigations were the laboratory data obtained at the diagnosis of HIV.dFollow-up laboratory investigations were the laboratory data obtained within 6 months before abdominal sonography.The demographics and clinical characteristics of 910 HIV-positive patients who had undergone abdominal sonography.