Table 1

Population characteristics

Total (N  =  428)
Age, years
    Average22 (SD 5)
    Range12–35
Sex, n (%)
    Male322 (75)
    Female106 (25)
Reason for screening, n (%)
    Mandatory327 (77)
    Cardiovascular symptoms32 (7)
    Other health issue(s)69 (16)
Sport, n (%)
    Rowing146 (34)
    Soccer91 (21)
    Cycling81 (19)
    Running25 (6)
    Ice-skating (speed)20 (5)
    Other65 (15)