Table 1. Intensities of Clonorchis sinensis infection by EPG ranges.

EPG range	No. of examined	Worm-positive case (%)	Worm No. range (mean)
1–100	21	1 (4.8)	1 (1.0)
101–1,000	10	2 (20.0)	1–3 (2.0)
1,001–2,000	8	6 (75.0)	3–30 (11.3)
2,001–3,000	5	3 (60.0)	9–106 (44.3)
3,001–	6	5 (83.3)	2–114 (50.8)
Total	50	17 (34.0)	1–114 (27.1)