Question: Tattoos. A study by the University of Texas Southwestern Medical Center examined 626 people to see if an increased risk of contracting hepatitis C was associated with having a tattoo. If the subject had a tattoo, researchers asked whether it had been done in a commercial tattoo parlor or elsewhere. Write a brief description of the association between tattooing and hepatitis C, including an appropriate graphical display.
Tattoo done in Tattoo done No tattoo
Commercial parlor else where
HAs hepatitis C 17 8 18
No hepatitis C 35 53 495