View the step-by-step solution to:

Question

Schistosomiasis is a parasitic infection that is spread when larval forms of the parasite penetrate the skin

during contact with infested water. You are working in a village of 205 people, where it is hypothesized that spread of schistosomiasis is occurring through contact with local well water. You find that 125 of the villagers use the suspected well, while the rest of the villagers do not use the well. After gathering urine samples, you find that 104 of the villagers who use the well are infected with schistosomiasis. Only 15 of the villagers who do not use the well are infected.

How to calculate relative risk?

Top Answer

The solution is... View the full answer

Sign up to view the full answer

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question