[Potential risks for transmission of schistosomiasis caused by mobile population in Shanghai].

Objective: To understand the potential risk for schistosomiasis transmission caused by introduction of infection source from mobile population in Shanghai.

Methods: Field investigation was conducted in the suburb of Shanghai City by screening the mobile population living in Shanghai for more than 1 month and over 1 years old in a procedure of interviewing, serum indirect hemagglutination (IHA) test, and then fecal examination to detect the eggs with nylon sedimentation approach for those IHA positives.

Results: Among 2,931 mobile people investigated, 1,575 were male (53.