Table 1

Sport specialisation definitions

Original sport specialisation definitionExisting definition involving degree of specialisation definition
Year-round training in a single main sport at the exclusion of all other sports
  • Participation in intensive training and/or competition for more than 8 months per year

  • Chose a single main sport

  • Quit all sports to focus on one sport (or only playing one sport)

Specialisation scoring:
YES: statement is true
NO: statement is false
Degree of specialisation scoring:
LOW: 0–1 elements in above definition true
MODERATE: 2 elements in above definition true
HIGH: 3 elements in above definition true