Table 3.

Effect of the intervention on health- and nutrition-related KAP (DID analysis)

Model	Unstandardised coefficients		Standardised coefficients	Sig.	95⋅0 % confidence intervals for β		Collinearity statistics
	β	Standard errors	β		Lower bound	Upper bound	Tolerance	VIF
Constant	24⋅000	0⋅865		<0⋅001	22⋅30	25⋅70
Time × treatment interaction	0⋅646	0⋅133	0⋅141	<0⋅001	0⋅39	0⋅91	0⋅986	1⋅014
Mother's age (≥35 years)	0⋅925	0⋅329	0⋅081	0⋅005	0⋅28	1⋅57	0⋅996	1⋅004
Main source of nutrition information (family and friends)	−1⋅184	0⋅268	−0⋅135	<0⋅001	−1⋅71	−0⋅66	0⋅876	1⋅141
Listen to radio	3⋅434	0⋅336	0⋅318	<0⋅001	2⋅77	4⋅09	0⋅854	1⋅172
Ethnicity of respondent (Gonja)	−1⋅103	0⋅105	−0⋅307	<0⋅001	−1⋅31	−0⋅89	0⋅954	1⋅049