Table 1.

Helminth egg positive rates in the feces of residents in Khoua District, Phongsaly Province, Lao PDR (April-June 2002)

^aFecal examination was performed by the Kato-Katz technique. One smear was examined for each person.

^bPossibly including the eggs of Opisthorchis viverrini, heterophyids (Heterophyidae), and lecithodendriids (Lecithodendriidae).