Table 2. Intention of participants to vaccinate their infant at age 2 months before and after the intervention, Quebec, March 2014–February 2015 (n = 1,223).

Intention to vaccinate	Maternity hospital								Total (n = 1,223)
	CIUSSS de l’Estrie-CHUS (n = 373)		McGill University Health Centre (n = 290)		CHUS Ste-Justine (n = 265)		CHU de Quebec (n = 295)
	n	%	n	%	n	%	n	%	n	%
Pre-intervention
Certainly not	4	1.1	3	1.0	1	0.4	0	0.0	8	0.7
Probably not	4	1.1	8	2.8	4	1.5	2	0.7	18	1.5
Probably	89	23.9	55	19.0	37	14.0	61	20.7	242	19.8
Certainlya	276	74.0	224	77.2	223	84.2	232	78.6	955	78.1
Post-intervention
Certainly not	1	0.3	1	0.3	1	0.4	0	0.0	3	0.2
Probably not	1	0.3	2	0.7	0	0.0	0	0.0	3	0.2
Probably	37	9.9	40	13.8	13	4.9	21	7.1	111	9.1
Certainlya	334	89.5	247	85.2	251	94.7	274	92.9	1,106	90.4

^a p value: Vaccination intention post- vs pre-intervention (< 0.0001).