Praziquantel Resistance in Schistosomiasis in China
Author Information
Author(s): Edmund Y. W. Seto, Betty K. Wong, Ding Lu, Bo Zhong
Primary Institution: University of California, Berkeley
Hypothesis
Is praziquantel still effective against Schistosoma japonicum in China, or is resistance developing?
Conclusion
Praziquantel remains effective for treating human S. japonicum infection in China, with low treatment failure rates observed.
Supporting Evidence
- Only one treatment failure was suspected among 185 infected individuals.
- Prevalence of infection was significantly lower than in previous years.
- High compliance with treatment was reported despite some side effects.
Takeaway
The medicine used to treat a type of worm infection in China still works well, and not many people are getting worse after taking it.
Methodology
A cross-sectional survey was conducted in 33 villages, with stool samples collected and tested for infection, followed by treatment with praziquantel.
Potential Biases
Participation bias may have occurred as only available villagers were surveyed.
Limitations
The study had a low participation rate due to individuals leaving their villages for work, which may affect the representativeness of the sample.
Participant Demographics
Participants were primarily farmers, with a mix of genders and ages, mostly between 30-39 and 60+ years old.
Statistical Information
P-Value
0.001
Confidence Interval
95% CI = 299–376
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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