Table 3.

Comparison of the mean scores of structures of benefits, barriers, perceived self-efficacy and behavior in the three intervals of before, immediately and three months after the intervention in the two studied groups

Model Structures	Group	Before	After	Three months later	Test
Perceived benefits	case	83/10±53/3	82/1±32/19	08/1±32/19	χ2=29/40, P 001/0≥ ) Friedman test(
	Control	58/17±77/2	96/1±88/17	11/2±97/17	χ234/0=8/0 P=) Friedman test(
	Mann Whitney test result	z43/2=P001/0≥	z96/3=P001/0≥	z93/2=P003/0=
Perceived barriers	case	78/24±45/5	68/7±89/20	19/22±28/8	F23/547=P001/0 ≥, (Repetitive variance)
	Control	83/28±6/0	73/7±14/29	72/7±89/28	F52/660=P001/0 ≥ (Repetitive variance)
	Independent t-test result	t61/2=P=001/0	t57/4=P001/0≥	t57/3=P001/0≥
Self-efficacy	case	27/28±78/6	58/4±29/36	7/34±06/4	F1/3171=P001/0≥ (Repetitive variance)
	Control	63/29±9/8	53/32±21/7	55/33±71/7	F7/699=P001/0 ≥ (Repetitive variance)
	Independent t-test result	t74/0=P=38/0	74/0=t P=01/0	t=48/1, P=1/0
Behavior	case	97/1±73/4	71/2±46/9	53/2±41/9	F=865/3, P001/0≥, (Repetitive variance)
	Control	03/3±6	47/6±06/3	17/3±47/4	F 95/210=P001/0 ≥, (Repetitive variance)
	Independent t-test result	t11/2=P=03/0	t41/4=P001/0≥	t88/2=P=005/0