prevalence

Food allergy prevalence has been on the rise, with 2.2% of U.S. children having a peanut allergy, according to commentary on the new study.

"For cannabis the typical age of prevalence is around 15 to 16," he said.

Currently, 89 routinely test anyone who has blood taken, specifically in cities and towns with high HIV prevalence.

“I have no doubt that a real increase in incidence and prevalence of autism is occurring,” said Dr. Philip Landrigan, a pediatrician and director of the global public-health program at Boston College.

Mohammed Mizanur Rahman, Bangladesh Bureau of Statistics chief, said the survey provides "robust evidence on the prevalence, causes, and impact of violence", saying that was "critical for policy response".