Table 1. Comparison of general characteristics in athletes with or without menstrual irregularity.
Eumenorrhea
(n=181)
Menstrual irregularity
(n=43)
Age (yr) 19.5 (2.6) 19.1 (2.5)
Height (m) 1.68 (0.07) 1.67 (6.6)
Weight (kg) 57.5 (7.1) 54.8 (7.6) *
BMI (kg·m-2) 20.3 (2.1) 19.6 (1.9) *
Participation age to sports (yr) 11.5 ( 3.1) 10.8 (3.5)
Duration of training (yr) 6.8 (3.3) 6.5 (3.9)
Amount of training (h/week) 6.5 (4.9) 6.7 (6.4)
EAT-40 score 18.9 (9.9) 22.8 (12.4)
BMI= body mass index, EAT-40 = eating attitudes test-40.
* p < 0.05.