Table 1. Clinical and lifestyle characteristics of participants before and after the Great East Japan Earthquake.

	All participants			Non-evacuees			Evacuees
	Before	After	P-value	Before	After	P-value	Before	After	P-value
Number	19,673			13,248			6,425
Sex, male/female	8,654/11,019			5,806/7,442			2,848/3,577
Age, years	62.5	64.0		62.7	64.2		61.9	63.6
Evacuation, %	—	32.7		—	—		—	—
Waist, cm	84.2 (8.8)	84.6 (9.1)	<0.001	84.0 (8.7)	84.1 (9.0)	0.166	84.6 (9.0)	85.6 (9.2)	<0.001
Abdominal obesity (≥85 cm in men, ≥90 cm in women), %	34.2	36.6	<0.001	32.8	34.0	<0.001	37.0	42.1	<0.001
Body weight, kg	58.0 (10.3)	58.7 (10.6)	<0.001	57.6 (10.2)	58.0 (10.4)	<0.001	58.8 (10.4)	60.1 (10.8)	<0.001
BMI, kg/m2	23.5 (3.3)	23.8 (3.4)	<0.001	23.4 (3.2)	23.6 (3.3)	<0.001	23.7 (3.3)	24.3 (3.4)	<0.001
Overweight (BMI of ≥25 kg/m2), %	29.2	33.3	<0.001	27.9	30.3	<0.001	31.9	39.6	<0.001
Current smoking, %	14.9	13.1	<0.001	14.2	12.3	<0.001	16.5	14.7	<0.001
Moderate/heavy alcohol intake,a %	24.9	25.2	0.114	24.0	24.6	0.016	26.6	26.3	0.543
Daily physical activityb, %	36.2	34.8	<0.001	35.4	34.3	0.015	37.7	35.8	<0.01
Adequate sleep, %	75.4	71.4	<0.001	75.7	73.7	<0.001	74.9	66.5	<0.001
Eating habit before bedtime, %	22.1	21.0	<0.01	21.6	20.4	<0.01	23.0	22.3	0.248
Eating snack after dinner, %	10.0	9.2	0.001	9.3	9.1	0.367	11.3	9.4	<0.001
Breakfast skipping, %	5.7	5.4	0.114	5.2	5.0	0.205	6.6	6.3	0.341
Fast eating, %	24.3	24.4	0.584	23.8	23.8	0.898	25.4	25.7	0.452

BMI, body mass index.

Data were presented as means (standard deviation) for continuous variables and percentage for categorical variables.

^aModerate/heavy alcohol intake was defined as drinking >22 g of alcohol per day.

^bDaily physical activity was defined as walking or similar exercise ≥60 min daily.