Designing and evaluation of E-health educational intervention on students’ physical activity: an application of Pender’s health promotion model

Table 3 The mean score of students’ knowledge and attitude to physical activity in the groups

	Before education	Immediately after the intervention	2 Months after intervention	6 Months after intervention	P_time^*	\( {\mathrm{P}}_{{\mathrm{Time}}_{\mathrm{x}}\mathrm{intervention}} \)^*	P_{intervention**}
	M ± SD	M ± SD	M ± SD	M ± SD	P_time^*		P_{intervention**}
Knowledge						P < 0.001	P < 0.001
DVD	16.38 ± 5.21	19.32 ± 5.73	19.32 ± 5.73	19.32 ± 5.73	P < 0.001
Web	15.64 ± 5.99	18.48 ± 6.87	18.48 ± 6.87	19.12 ± 7.43	P < 0.001
Control	17. 1± 4.35	18.28 ± 5.23	18.13 ± 5.18	18.97 ± 5.25	P < 0.001
Attitude						P < 0.001	P < 0.001
DVD	15.44 ± 6.77	22.7 ± 6.81	22.77 ± 6.79	22.96 ± 6.81	P < 0.001
Web	15.13 ± 8.36	21.78 ± 8.15	21.85 ± 8.13	21.85 ± 8.15	P < 0.001
Control	14.53 ± 6.18	15.96 ± 6.05	15.46 ± 6.12	15.17 ± 6.16	P < 0.001

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