Table 2 Prevalence of S. mekongi, O. viverrini and other helminth infections among all study participants according to Kato-Katz examination
Helminth species | Overall (%) | Cambodia (%) | Lao PDR (%) | χ2a | P- value a |
|---|---|---|---|---|---|
Number of subjects | 377 (100) | 196 (52.0) | 181 (48.0) | ||
Trematode | |||||
Schistosoma mekongi | 24 (6.4) | 1 (0.5) | 23 (12.7) | 23.5 | <0.001 |
Opisthorchis viverrini | 190 (50.4) | 27 (13.8) | 163 (90.1) | 219.0 | <0.001 |
Nematode | |||||
Hookworm | 106 (28.1) | 14 (7.1) | 92 (50.8) | 88.9 | <0.001 |
Ascaris lumbricoides | 1 (0.3) | 0 | 1 (0.6) | 1.1 | 0.297 |
Trichuris trichiura | 13 (3.5) | 7 (3.6) | 6 (3.3) | 0.02 | 0.892 |
Cestode | |||||
Taenia spp. | 7 (1.9) | 1 (0.5) | 6 (3.3) | 4.1 | 0.044 |
Multiparasitism | |||||
No infection | 157 (41.6) | 150 (76.5) | 7 (3.9) | ||
Single infection | 115 (30.5) | 42 (21.4) | 73 (40.3) | ||
Double infection | 90 (23.9) | 4 (2.0) | 86 (47.5) | ||
Triple infection | 14 (3.7) | 0 | 14 (7.7) | ||
Quadruple infection | 1 (0.3) | 0 | 1 (0.6) | 228.1 | <0.001 |