Table 5.

ANOVA test of mean differences among age, sex, and academic stage groups.

Variable	Condition	Sum of squares	gl	Root mean square	F	Sig.	η2
Age	Among groups	325	1	325.2	4.905	0.027*	0.016
	Within groups	19,960	301	66.3
Sex	Among groups	57	1	57.03	0.849	0.358	0.003
	Within groups	20,228	301	67.20
Academic stage	Among groups	2,072	1	2071.9	34.24	1.27e-8*	0.102
	Within groups	18,213	301	60.5

^*p ≤ 0.05.