| prevalence of parasitism among students of the karen hill-tribe in mae chame district, chiang mai province, thailand. | infection caused by intestinal parasites is still a common health problem in a poor-hygiene population especially for children in developing countries. a cross-sectional study was conducted among 781 karen students (age: 3 to 19, males: 325, females: 456) to determine the current status of intestinal parasitic infections in a mountainous area in the north of thailand. the study was drawn from three schools in the doi inthanon region, in mae chame district of chiang mai province, from december 20 ... | 2004 | 16083202 |
| intestinal parasitic infections in hill-tribe schoolchildren in chiang mai, northern thailand. | we surveyed intestinal parasitic infections in hill-tribe schoolchildren residing permanently in chiang mai province. the positive rate, of 403 stool specimens examined using the formalin-ether sedimentation technique, was 48.9%. no significant difference between male (50.8%) and female (47.1%) students was found for the infection. the most common protozoa was entamoeba coli (40.9%), followed by giardia lamblia (14.9%). the most common helminth was hookworm (13.4%), followed by ascaris lumbricoi ... | 2003 | 19230577 |