Table 4

Life periods considered important to take care of one’s brain by demographic groups

Variable	Characteristics	In the womb			Childhood (0–12)			Adolescence (13–18)
Variable	Characteristics	%	OR	99% CI	%	OR	99% CI	%	OR	99% CI
Gender	Women	85.9			95.7			97.0
	Men	78.0	0.58	0.53 to 0.63	93.0	0.59	0.51 to 0.69	95.6	0.68	0.57 to 0.81
	Other/undisclosed	86.4	1.04	0.53 to 2.04	95.2	0.89	0.30 to 2.63	96.0	0.75	0.23 to 2.44
Age (years)	>60	80.7			93.4			95.5
	41–60	86.2	1.49	1.36 to 1.64	96.2	1.78	1.51 to 2.09	97.3	1.71	1.41 to 2.08
	<40	86.1	1.48	1.31 to 1.68	96.4	1.89	1.51 to 2.37	97.9	2.14	1.60 to 2.85
Education	Higher education	86.0			95.8			97.0
Education	Lower education	78.5	0.59	0.54 to 0.65	92.9	0.57	0.50 to 0.66	95.6	0.67	0.56 to 0.80
Healthcare experience	No	80.5			93.7			95.9
Healthcare experience	Yes	88.8	1.91	1.74 to 2.10	96.8	2.06	1.74 to 2.43	97.7	1.79	1.48 to 2.18

Variable	Characteristics	Young adulthood (19–45)			Middle age (45–65)			Old age (>65)
Variable	Characteristics	%	OR	99% CI	%	OR	99% CI	%	OR	99% CI
Gender	Women	96.2			97.0			97.1
	Men	93.4	0.56	0.48 to 0.65	93.0	0.41	0.35 to 0.48	93.2	0.41	0.35 to 0.49
	Other/undisclosed	92.8	0.51	0.21 to 1.24	88.8	0.24	0.12 to 0.51	92.0	0.35	0.15 to 0.82
Age (years)	>60	94.5			95.3			96.2
	41–60	96.5	1.59	1.34 to 1.89	97.2	1.68	1.40 to 2.03	96.8	1.19	0.98 to 1.43
	<40	95.4	1.21	0.98 to 1.50	94.3	0.82	0.67 to 1.00	93.3	0.55	0.45 to 0.67
Education	Higher education	95.3			95.9			96.2
Education	Lower education	95.6	1.06	0.90 to 1.24	95.6	0.93	0.78 to 1.09	95.3	0.80	0.67 to 0.94
Healthcare experience	No	94.7			95.2			95.4
Healthcare experience	Yes	96.6	1.60	1.36 to 1.89	96.8	1.53	1.29 to 1.82	96.7	1.41	1.19 to 1.68

Univariate OR and 99% CI.
% indicates proportion of participants rating this life period as ‘important’ or ‘very important’, with the remainder of participants rating it as ‘not important’ or ‘moderately important’.