Table 2: Cardiac lesions prevalence in echocardiogram and abnormalities detection by standard non-echocardiographic pre-participation screening.

Type of lesion

Prevalence

N (% within

lesions;

% overall)

Abnormal

standard PPS

N (% within

type of lesion)

Atrial septal aneurysm

5 (13.9; 0.25)

0 (0)

Mitral valve prolapse

5 (13.9; 0.25)

1 (20)

Atrial septal defect

4 (11.1; 0.20)

0 (0)

Bicuspid aortic valve

3 (8.4; 0.15)

0 (0)

Left ventricular hypertrophy

3 (8.4; 0.15)

0 (0)

Ascending aortic dilation

2 (5.6; 0.10)

0 (0)

Dilated cardiomyopathy

2 (5.6; 0.10)

1 (50)

Left ventricle noncompaction

2 (5.6; 0.10)

0 (0)

Ventricular septal defect

2 (5.6; 0.10)

1 (50)

Coronary fistula (LCA-PT)

1 (2.8; 0.05)

0 (0)

Corrected great arteries

transposition

1 (2.8; 0.05)

1 (100)

Dysplastic

pulmonary valve stenosis

1 (2.8; 0.05)

1 (100)

Hypertrophic cardiomyopathy

1 (2.8; 0.05)

1 (100)

Patent ductus arteriosus

1 (2.8; 0.05)

0 (0)

Persistent left superior

vena cava

1 (2.8; 0.05)

0 (0)

Right ventricle dilatation

1 (2.8; 0.05)

0 (0)

Sub-aortic membrane

1 (2.8; 0.05)

0 (0)

LCA = left coronary artery;

PPS = preparticipation screening;

PT = pulmonary trunk.