Skip directly to search Skip directly to A to Z list Skip directly to page options Skip directly to site content

Volume 17, Number 1—January 2011

Dispatch

Echinostoma revolutum Infection in Children, Pursat Province, Cambodia

Woon-Mok Sohn, Jong-Yil ChaiComments to Author , Tai-Soon Yong, Keeseon S. Eom, Cheong-Ha Yoon, Muth Sinuon, Duong Socheat, and Soon-Hyung Lee
Author affiliations: Author affiliations: Gyeongsang National University School of Medicine, Jinju, South Korea (W.-M. Sohn); Seoul National University College of Medicine, Seoul, South Korea (J.-Y. Chai, S.-H. Lee); Korea Association of Health Promotion, Seoul (J.-Y. Chai, C.-H. Yoon); Yonsei University College of Medicine, Seoul (T.-S. Yong); Chungbuk National University College of Medicine, Cheongju, South Korea (K.S. Eom); Center for National Malaria Control, Phnom Penh, Cambodia (M. Sinuon, D. Socheat)

Main Article

Table 1

Prevalence of intestinal helminths among schoolchildren, Pursat Province, Cambodia, June 2007*

School
No. children examined
No. (%) positive results for helminth eggs; 95% CI egg positive rate
Echinostomes†
Hookworms
Trichuris trichuira eggs
Others‡
Total§
A 116 26 (22.4); 14.8–30.0 4 (3.4); 0.1–6.7 1 (0.9); 0.0–2.6 1 (0.9); 0.0–2.6 31 (26.7); 18.6–34.8
B 117 12 (10.3); 4.8–15.8 12 (10.3); 4.8–15.8 0 3 (2.6); 0.0–5.5 26 (22.2); 14.7–29.7
C 118 9 (7.6); 2.8–12.4 0 0 1 (0.8); 0.0–2.4 10 (8.5); 3.5–13.5
D 120 9 (7.5); 2.8–12.2 7 (5.8) 0 0 15 (12.5); 6.6–17.2
Total 471 56 (11.9); 9.0–14.8 23 (4.9); 3.0–6.8 1 (0.2); 0.0–0.6 5 (1.1); 0.2–2.0 82 (17.4); 14.0–20.8

*Determined by examination of feces using the Kato-Katz technique. Boldface indicates significant differences between schools A and B (p = 0.01); A and C (p = 0.004), and A and D (p = 0.004), as analyzed by z test.CI, confidence interval.
†Most of these are presumed to be eggs of Echinostoma revolutum worms.
‡Includes eggs of Enterobius vermicularis (schools A and B) and Hymenolepis nana (school C) worms.
¶Total no. of schoolchildren positive for >1 helminth species.

Main Article

TOP