Table 2.

Demographic characteristics of the two datasets.

	Year 2 dataset	Year 3 dataset
	(N = 374)	(N = 231)
Age
M (SD)	15.9 (1.2)	16.5 (1.5)
Gender
Male	146 (39.0%)	90 (39.0%)
Female	187 (50.0%)	136 (58.9%)
Other/refused	41 (11.0%)	5 (2.2%)
Race/ethnicity
Black non-hispanic	190 (50.8%)	134 (58.0%)
White non-hispanic	97 (25.9%)	57 (24.7%)
Hispanic	10 (2.7%)	14 (6.1%)
Other race/ethnicity	42 (11.2%)	24 (10.4%)
Year in school
Freshman	65 (17.4%)	49 (21.2%)
Sophomore	89 (23.8%)	23 (10.0%)
Junior	95 (25.4%)	66 (28.9%)
Senior	90 (24.1%)	91 (39.4%)
Most significant type of aggression
Physical aggression	92 (24.6%)	38 (16.5%)
Verbal aggression	124 (33.2%)	77 (33.3%)
Relational aggression	105 (28.1%)	76 (32.9%)
Cyber aggression	53 (14.2%)	40 (17.3%)