Variables HIV seronegative HIV seropositive Total p-value
Positive for intestinal parasites Number of patients 36 30 66   0.4
Mean ±SD 7.3±6.35 6.29±4.13 6.84±5.44
Range 0.05-40.57 1.99-21.77 0.05-40.57
Negative for intestinal parasites Number of patients 61 79 140   0.3
Mean ±SD 6.81±2.34 5.76±2.08 6.21±2.25
Range 1.39-12.81 1.73-11.24 1.39-12.81
Table 3: Serum levels of selenium (μg/dl) in diarrheic patients with and without HIV co-infection by status of Intestinal parasitoses