Table 3 Prevalence and distribution of parasite species, according to the study area
Parasite species, n (%) | Total (n=270) | Libreville (n=73) | Melen (n=76) | Dienga (n=121) |
|---|---|---|---|---|
Blood parasites | ||||
P. falciparum | 37 (13.7) | 3 (4.1) | 31 (42.7) | 3 (2.5) |
Filariae | 19 (7.0) | 6 (8.2) | 0 (0.0) | 13 (10.7) |
Intestinal Protozoa | ||||
G. duodenalis | 13 (4.8) | 1 (1.4) | 2 (2.6) | 10 (8.3) |
E. histolytica/dispar | 25 (9.3) | 4 (5.5) | 3 (3.9) | 18 (14.9) |
B. hominis | 131 (48.6) | 40 (54.8) | 26 (34.2) | 65 (53.7) |
E. coli | 60 (22.2) | 15 (20.5) | 7 (9.2) | 38 (31.4) |
STHs | ||||
A. lumbricoides | 37 (13.7) | 1 (1.4) | 1 (1.3) | 35 (28.9) |
T. trichiura | 32 (11.8) | 2 (2.7) | 1 (1.3) | 29 (24.0) |
S. stercoralis | 10 (3.7) | 5 (6.8) | 0 (0.0) | 5 (4.1) |
N. americanus | 1 (0.4) | 0 (0.0) | 0 (0.0) | 1 (0.8) |
Monoparasitism | ||||
P. falciparum | 19 (7.0) | 1 (1.4) | 18 (23.7) | 0 (0.0) |
Filariae | 4 (1.5) | 0 (0.0) | 0 (0.0) | 4 (3.2) |
A. lumbricoides | 2 (0.7) | 0 (0.0) | 0 (0.0) | 2 (1.6) |
S. stercoralis | 1 (0.4) | 0 (0.0) | 0 (0.0) | 1 (0.8) |
G. duodenalis | 1 (0.4) | 0 (0.0) | 0 (0.0) | 1 (0.8) |
E. histolytica/dispar | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
B. hominis | 43 (15.9) | 19 (26.0) | 12 (15.8) | 12 (9.9) |
E. coli | 6 (2.2) | 4 (5.5) | 1 (1.3) | 1 (0.8) |
Polyparasitism | ||||
Two parasites | 54 (20.0) | 16 (21.9) | 8 (10.5) | 30 (24.8) |
P. falciparum + intestinal protozoa | 8 (3.0) | 2 (2.7) | 6 (7.9) | 0 (0.0) |
Filariae + intestinal protozoa | 4 (1.5) | 3 (4.1) | 0 (0.0) | 1 (0.8) |
Filariae + STH | 2 (0.7) | 0 (0.0) | 0 (0.0) | 2 (1.6) |
Intestinal protozoa | 19 (7.0) | 4 (5.5) | 2 (2.8) | 13 (10.7) |
STH | 5 (18.5) | 1 (1.4) | 0 (0.0) | 4 (3.2) |
Intestinal protozoa + STH | 16 (5.9) | 6 (8.2) | 0 (0.0) | 10 (8.3) |
Three parasites | 25 (9.3) | 7 (9.6) | 3 (3.9) | 15 (12.4) |
P. falciparum + intestinal protozoa | 3 (1.1) | 1 (1.4) | 2 (2.6) | 0 (0.0) |
Filariae + intestinal protozoa | 1 (0.4) | 1 (0.4) | 0 (0.0) | 0 (0.0) |
Filariae + STH + intestinal protozoa | 4 (1.5) | 0 (0.0) | 0 (0.0) | 4 (3.3) |
Intestinal protozoa + STH | 8 (3.0) | 1 (1.4) | 1 (1.3) | 6 (5.0) |
Intestinal protozoa | 9 (3.3) | 4 (5.5) | 0 (0.0) | 5 (4.1) |
≥ Four parasites | 33 (12.2) | 2 (2.7) | 5 (6.6) | 26 (21.5) |
P. falciparum + intestinal protozoa + STH | 5 (1.5) | 0 (0.0) | 1 (1.3) | 4 (3.2) |
P. falciparum + intestinal protozoa | 3 (1.1) | 0 (0.0) | 3 (3.9) | 0 (0.0) |
Filariae + STH + intestinal protozoa | 1 (0.4) | 0 (0.0) | 0 (0.0) | 1 (0.8) |
Filariae + intestinal protozoa | 3 (1.1) | 2 (2.8) | 0 (0.0) | 1 (0.8) |
Protozoa + STH | 16 (5.9) | 0 (0.0) | 0 (0.0) | 16 (13.2) |
Protozoa | 5 (1.8) | 0 (0.0) | 1 (1.3) | 4 (3.2) |