<prompt> Answer this question truthfullyWhat is the epidemiology and demographics associated with dyspareunia?  <response>: <reason> The World Health Organization reported a global prevalence of dyspareunia ranging between 8 and 21.1 in 2006, which varied by country. Although clinical data suggest that dyspareunia can begin during adolescence, no large-scale epidemiological study has been conducted yet with this population. There is no racial predilection to dyspareunia, although African-American race was found to be a risk factor for pelvic pain. Dyspareunia affects women more than men. It can be seen in men rarely.The prevalence of dyspareunia in the United States is approximately 10 to 20, with the underlying causes varying by age group. The World Health Organization reported a global prevalence of dyspareunia ranging between 8 and 21.1 in 2006, which varied by country. The prevalence of dyspareunia in Brazil is reported ranged from 1.2 to 56.1, which differs from Puerto Ricos prevalence rate of 17 to 21. 