Fig. 1From: The impact of antiretroviral therapy on symptom burden among HIV outpatients with low CD4 count in rural Uganda: nested longitudinal cohort studyObserved values and fitted curves using a linear mixed model with study participants regarded as having random effects for total number of symptoms (panel a), Global Distress Index (panel b), Physical Symptom Distress Score (panel c) and Psychological Symptom Distress Score (panel d)Back to article page