Table 1

 Details of the subjects

NumberAgeAge at which started training
Values are mean (SD).
*Significantly younger age than other athletes (p<0.01).
NA, Not applicable.
Soccer2422.7 (3.45)12.7 (2.28)
Wrestling2323.8 (2.50)11.4 (1.71)
Weightlifting1923.0 (1.76)11.5 (1.78)
Handball3024.3 (5.13)12.8 (3.03)
Gymnastics2022.9 (3.78)7.3 (1.44)*
Total11623.4 (3.64)11.6 (2.79)
Non-athletic3023.2 (3.16)NA