Table 2. S. japonicum prevalence in human in the 16 villages from 2005 to 2012.

Year	No. of people qualified	No. of people tested	No. of people infected	Prevalence (95% CI)	Geometric mean EPG (95% CI)
2005	14514	12872	212	1.65 % (1.43, 1.87)	51.53(9.13,93,93)
2006	13032	11552	215	1.86% (1.61, 2.11)	16.50(10.10, 22.90)
2007	12471	11378	158	1.39 % (1.17, 1.60)	20.90(11.52,30.29)
2008	12725	11225	120	1.07 % (0.88, 1.26)	16.09(6.43,25.75)
2009	12027	10574	103	0.97% (0.79, 1.16)	19.98(3.09,36.87)
2010	11296	9941	86	0.86% (0.68, 1.05)	16.22(1.36,31.07)
2011	10536	9689	38	0.39 % (0.27, 0.52)	20.82(2.09,39.55)
2012	10699	9778	35	0.36% (0.24, 0.48)	18.34(3.67,33.01)