Volume 13, Number 12—December 2007
    
    Research
Fishborne Zoonotic Intestinal Trematodes, Vietnam
Table 1
Helminth infections in persons living in Nghia Phu and Nghia Lac communes, Nam Dinh Province, Vietnam, April 2005
| Helminth egg species or type | Fecal examination result, no. positive (%) | 
|---|---|
| Small trematodes (<50 μm long) | 399 (64.9) | 
| Large trematodes (>50 μm long) | 5 (0.8) | 
| Ascaris lumbricoides | 243 (39.5) | 
| Trichuris trichiura | 358 (58.2) | 
| Hookworm | 
19 (3.1) | 
| Total positive | 554/615 (90.1) | 
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