Intervention based on BASNEF model increases exclusive breastfeeding in preterm infants in Iran: a randomized controlled trial

Table 3 Comparison of the mean scores of structures in BASNEF model

		Baseline	First month after Intervention	Second month after Intervention	Third Month after Intervention	Fourth Month after Intervention	RM^a between groups
Knowledge	Intervention group	47.42 ± 12.43	67.10 ± 12.10	63.47 ± 12.03	62.30 ± 12.66	60.2 ± 12.60	F = 16.30 p < 0.001
Knowledge	Control group	47.30 ± 9.70	44.40 ± 10.9	39.90 ± 9.70	37.90 ± 9.10	37.50 ± 8.70	F = 16.30 p < 0.001
Attitude	Intervention group	34.10 ± 4.55	40.10 ± 2.40	43.20 ± 2.40	44.90 ± 2.80	45.30 ± 3.50	F = 5.60 p < 0.001
Attitude	Control group	33.30 ± 4.50	33.30 ± 4.20	33.20 ± 4.50	33.00 ± 5.20	33.20 ± 5.20	F = 5.60 p < 0.001
Subjective norms	Intervention group	13.65 ± 1.79	13.67 ± 1.30	13.82 ± 1.62	13.90 ± 1.39	14.11 ± 1.55	F = 39.32 p < 0.001
Subjective norms	Control group	13.62 ± 1.37	12.26 ± 0.75	12.25 ± 0.83	12.21 ± 0.53	12.18 ± 0.52	F = 39.32 p < 0.001
Enabling factors	Intervention group	8.99 ± 1.51	10.40 ± 1.12	11.29 ± 0.76	11.39 ± 0.78	11.48 ± 0.71	F = 324.14 p < 0.001
Enabling factors	Control group	8.04 ± 1.69	7.71 ± 1.02	7.43 ± 1.02	7.51 ± 1.17	7.52 ± 1.12	F = 324.14 p < 0.001
Outcome evaluation	Intervention group	2.05 ± 1.19	3.38 ± 1.10	3.17 ± 1.00	3.05 ± 1.17	3.05 ± 1.77	F = 39.42 p < 0.001
Outcome evaluation	Control group	2.02 ± 1.13	2.48 ± 1.12	1.87 ± 1.13	1.56 ± 1.12	1.27 ± 1.06	F = 39.42 p < 0.001

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