Onset and remission of common mental disorders among adults living in temporary housing for three years after the triple disaster in Northeast Japan: comparisons with the general population

Table 1 Characteristics of the shelter group and the general population sample 3 year after the Great East Japan Earthquake in 2011

	Shelter group (n = 1089)		General population in east Japan (n = 852)		p for difference^a
	n	%	n	%	p for difference^a
Sex (females)	667	61.2	438	51.4	< 0.010
Age, years
20–39	100	9.2	233	27.3	< 0.001
40–64	357	32.8	427	50.1
65+	632	58.0	192	22.5
Marital status
Married	628	57.7	615	72.2	< 0.001
Divorced/separated	75	6.9	46	5.4
Widowed	266	24.4	39	4.6
Never married	120	11.0	152	17.8
Education (high school or higher)	653	60.0	788	92.5	< 0.001
ADL (limited)	57	5.2	1	0.1	< 0.001
Disaster experiences
Own injury (any)	53	4.9	1	0.1	< 0.001
Bereavement during the disaster
None	450	41.3	835	98.0	< 0.001
Family/relative	313	28.7	5	0.6	< 0.001
Friend/acquaintance	128	11.8	12	1.4	< 0.001
Both	198	18.2	–	–	< 0.001
House damage (any)	877	80.5	23	2.7	< 0.001
Radiation anxiety (high)	326	29.9	118	13.8	< 0.001
Lifetime prevalence of mental disorders before the disaster
Any^b	79	7.3	157	18.4	< 0.001
Major depressive episode	13	1.2	32	3.8	< 0.001
Manic episode	1	0.1	2	0.2	0.587
GAD	6	0.6	16	1.9	0.008
Panic disorder	4	0.4	4	0.5	0.736
PTSD	4	0.4	3	0.4	1.000
Alcohol use disorder	64	5.9	123	14.4	< 0.001

^aChi-square test for age and marital status; otherwise, Fisher exact test
^bAny of six mental disorders including major depressive episode, manic episode, generalized anxiety disorder (GAD), panic disorder, post-traumatic stress disorder (PTSD), and alcohol use disorder

ISSN: 1471-2458