Table 1 Number of individuals with STH infections, and the distribution of intensity among those infected in Mindanao
STH species | Total number of individuals | Age group (in years) | ||
|---|---|---|---|---|
Under 5 | 5–19 | 20 and older | ||
A. lumbricoides a | ||||
With infection, n | 2447 | 294 | 1249 | 904 |
Mean infection intensity (95% CI) | 8450.8 (7574.1–9327.5) | 15,163.9 (11,142.9–19,184.9) | 9118.8 (7874.2–10,363.3) | 5344.6 (4405.6–6283.7) |
Light intensity, n (%) | 1704 (69.6) | 170 (57.8) | 830 (66.5) | 704 (77.9) |
Moderate intensity, n (%) | 651 (26.6) | 99 (33.7) | 365 (29.2) | 187 (20.7) |
High intensity, n (%) | 92 (3.8) | 25 (8.5) | 54 (4.3) | 12 (1.4) |
T. trichiura b | ||||
With infection, n | 2122 | 164 | 1064 | 894 |
Mean infection intensity (95% CI) | 506.7 (384.9–628.5) | 525.1 (332.5–717.6) | 540.1 (380.2–699.9) | 465.5 (250.2–680.8) |
Light intensity, n (%) | 1935 (91.2) | 143 (87.2) | 955 (89.7) | 837 (93.6) |
Moderate intensity, n (%) | 176 (8.3) | 21 (12.8) | 104 (9.8) | 51 (5.7) |
High intensity, n (%) | 11 (0.5) | 0 | 5 (0.5) | 6 (0.7) |
Hookwormc | ||||
With infection, n | 1503 | 124 | 418 | 961 |
Mean infection intensity (95% CI) | 275.0 (227.3–322.8) | 368.4 (162.8–574.1) | 243.5 (135.3–351.6) | 276.7 (224.8–328.6) |
Light intensity, n (%) | 1473 (98.0) | 121 (97.6) | 412 (98.6) | 940 (97.8) |
Moderate intensity, n (%) | 29 (1.3) | 1 (0.8) | 2 (0.5) | 17 (1.8) |
High intensity, n (%) | 10 (0.7) | 2 (1.6) | 4 (0.9) | 4 (0.4) |