The most common ligament injured and involved in more than 4 out of 5 sprains is the anterior talofibular ligament.
Less than 1% of ankle sprains required any type of surgical intervention. The most common cause of ankle injury in about 42% of cases involved physical contact with another person.
Girls had higher rates of ankle sprains than boys. Interestingly, nearly 11% of all ankle sprains happened with athletes wearing an ankle brace. Check out more information about this research on US High School Athletes and Injuries.