Scale up of a multi-strategic intervention to increase implementation of a school healthy canteen policy: findings of an intervention trial

Table 4 Secondary outcomes: maintenance

	Baseline n (%)	6-months maintenance n (%)	Complete Case (n = 148)		Multiple Imputations (n = 168)
	Baseline n (%)	6-months maintenance n (%)	Odds Ratio (95%CIs)	p-value	Odds Ratio (95%CIs)	p-value
No red/banned	41 (24)	57 (39)	2.0 (1.2–3.3)	0.007^*	2.1 (1.3–3.5)	0.003^*
> 50% green	104 (62)	100 (68)	1.3 (0.8–2.1)	0.29	1.3 (0.8–2.2)	0.26
Overall compliance	29 (17)	49 (33)	2.4 (1.4–4.2)	0.001^*	2.6 (1.5–4.5)	< 0.001^*

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