Male student had a twice higher risk of being fighted (OR=1, 91; 95% CI=1, 66 - 2, 18); three times higher risk of being in physical fight (OR=3, 29; 95% CI=2, 81 - 3, 86); and 1.2 times higher risk of being bullied (OR=1, 21; 95% CI=1, 04 - 1, 40) than female students.