Table 2.

Study outcome variables between intervention and control groups

Variables	Pretest			Posttest
	Intervention mean (SD)	Control mean (SD)	P value	Intervention mean (SD)	Control mean (SD)	P value
Knowledge	66.56 (27.62)	63.06 (26.78)	0.45	79.38 (22.53)	63.33 (26.22)	<0.01 a
Attitudes	6.10 (1.62)	5.98 (1.32)	0.66	6.34 (1.32)	5.84 (1.17)	0.02
Self‐efficacy	8.03 (1.64)	7.97 (1.62)	0.85	8.44 (1.34)	7.99 (1.65)	0.09
Intentions	5.53 (2.67)	5.28 (2.40)	0.56	5.93 (2.61)	5.03 (2.42)	0.04

Note: Max score for knowledge=100; attitudes, self‐efficacy, intentions = 10.

N = 136, intervention n = 64, control n = 72.

^aStatistically significant at Bonferroni's adjusted threshold P ≤ 0.016.