Table 2. Demographics of Ukrainian mothers in each of the four randomised groups, Poland, June 2023–July 2023.

Demographics	Group 1: trust n = 561		Group 2: access n = 543		Group 3: risk aversion n = 557		Control n = 515		Total n = 2,176		p value
Demographics	n	%	n	%	n	%	n	%	n	%	p value
Age of child (years)^a
0–2	226	40	192	35	208	37	175	34	801	37	0.143
3–4	149	27	150	28	131	24	150	29	580	27
5–7	186	33	201	37	218	39	190	37	795	37
Education of mother^a
Primary/secondary	89	16	74	14	89	16	68	13	320	15	0.169
Vocational	99	18	118	22	97	17	83	16	397	18
Higher	373	66	351	65	371	67	364	71	1,459	67
Mean perceived importance of vaccination (SD)^b	8.19 (3.04)		7.75 (3.33)		7.98 (3.14)		7.81 (3.29)		7.94 (3.20)		0.098
Likelihood of returning to Ukraine^a
Not sure	179	32	200	37	208	37	190	37	777	36	0.031
Not return	133	24	145	27	132	24	146	28	556	26
Return	249	44	198	36	217	39	179	35	843	39

SD: standard deviation.

^a Analysed using chi-square tests.

^b Analysed using ANOVA.