With respect to helminth infections: 15.8% were infected with A. lumbricoides, 13.8% with T. trichiura and 47.8% were seropositive for Toxocara spp IgG antibodies; 45.6% of children had no helminth infection, 36.4% had one, 12.7% had two and 5.2% had infections with three different helminth parasites