The average intensity of infection in a single Kato-Katz test (111.06 EPG) was markedly higher than the average accumulated intensity of infection (42.51 EPG).

• 累计阳性者感染度随检测次数增加而逐渐下降；单次阳性者平均感染度(EPG)(111.；06)高于7次累计感染度(42