Table 1.
Prevalence and intensity of Trichuris trichiura, Ascaris lumbricoides, Schistosoma mansoni and hookworm in different age groups
| Age (years) |
No positive for parasites (%) |
EPG † (corresponding 95 % CI) |
|||||
|---|---|---|---|---|---|---|---|
| Hw | Tt | Al | Sm | Tt | Al | Sm | |
| < 9 |
7 (16) |
69 (30.4) |
56 (27.6) |
20 (20) |
456 (351,651) |
4,604 (27,577,686) |
120 (65,223) |
| 10-19 |
17 (16.3) |
72 (31.7) |
62 (30.5) |
40 (40) |
405 (289,567) |
5,477 (32,479,234) |
197 (121,320) |
| 20-29 |
7 (16.3) |
50 (22.0) |
44 (21.8) |
21 (21) |
409 (266,627) |
3,841 (20,777,102) |
118 (63,219) |
| 30-39 |
3 (7.0) |
16 (7.0) |
20 (9.8) |
12 (12) |
734(3,571,511) |
5,078 (235,010,969) |
108 (58,198) |
| 40-49 |
4 (9.0) |
10 (0.04) |
12 (5.9) |
3 (3) |
560(1,152,709) |
4,432 (125,415,667) |
82 (8,825) |
| 50+ |
5 (11.6) |
10 (0.04) |
9 (4.4) |
4 (4) |
356 (169,537) |
4,717 (359,921,622) |
50 (4,521) |
| 43 (100) | 227(100) | 203 (100) | 100(100) | P† =0.741 | P† =0.971 | P† =0.305 | |
No, Number, Hw, Hookworm, Tt, T. trichiura, Al, A. lumbricoides, Sm, S. mansoni.
EPG†, Eggs/g/faeces computed as geometric mean, CI, Confidence interval.