Table 3

 Echocardiographic dimensions in junior elite athletes and controls

AthletesControlsp Value
Values are mean (SD).
LVEDD, left ventricular end diastolic diameter; LVEDDI, left ventricular cavity size adjusted for BSA; LVSF, left ventricular shortening fraction; MLVWT, maximum left ventricular wall thickness; NS, not significant.
Age (years)15.7 (1.2)15.5 (1.2)NS
    Range(14–18)(14–18)
BSA (m2)1.74 (0.16)1.71 (0.4)NS
    Range(1.09–2.23)(1.17–2.24)
Heart rate (beats/min)52.7 (5.7)70.7 (10.6)<0.05
MLVWT (mm)9.6 (1.3)8.5 (1.3)<0.05
    Range(6–14)(6–11)
LVEDD (mm)50.8 (3.7)47.9 (3.5)<0.05
    Range(40–60)(37–54)
LVEDDI (mm/m2)29.3 (2.3)28.3 (2.6)<0.05
Left atrial diameter (mm)32.7 (4.8)30.9 (5.0)<0.05
    Range(19–45)(20–40)
Aortic root diameter (mm)28.7 (3.5)27.1 (3.5)NS
    Range(17–40)(19–33)
LVSF (%)33.1 (3.5)31.9 (3.9)NS
    Range(31–40)(30–39)
E wave (m/s)0.87 (0.16)0.88 (0.2)NS
    Range(0.5–1.7)(0.6–1.8)
A wave (m/s)0.41 (0.1)0.45 (0.16)<0.05
    Range(0.2–0.9)(0.2–0.8)
E:A ratio2.25 (0.7)2.14 (0.16)NS
    Range(1.0–5.5)(1.2–4.5)