The effects of living environment on disaster workers: a one–year longitudinal study

BMC Psychiatry

Table 1 Participants’ characteristics and the results of univariate analyses for each attribute

			IES-R									K10
			1 month later			6 months later			12 months later			1 month later			6 months later			12 months later
	N	%	Mean	s.d.	p value	Mean	s.d.	p value	Mean	s.d.	p value	Mean	s.d.	p value	Mean	s.d.	p value	Mean	s.d.	p value
Age
< 30	711	47.2	6.6	8.3	0.42	3.3	4.9	0.77	2.8	4.4	0.23	13.0	4.7	0.24	11.1	2.7	0.43	11.0	2.4	0.55
30 to 39	311	20.7	5.8	7.0		2.9	4.6		2.8	4.5		12.5	3.4		10.7	2.0		11.0	2.2
≥ 40	484	32.1	5.9	7.3		3.1	4.4		3.2	5.1		12.3	3.7		11.1	2.4		11.2	2.5
Gender
Male	1485	98.6	6.2	7.7	0.18	3.1	4.7	0.72	2.9	4.7	0.14	12.6	4.2	0.81	11.0	2.5	0.45	11.1	2.4	0.56
Female	21	1.4	4.3	6.7	0.18	3.7	5.0	0.72	3.3	3.5	0.14	12.6	4.0	0.81	11.0	3.1	0.45	11.1	1.9	0.56
Rank
Officer	75	5.0	5.3	6.5	0.43	4.2	5.9	0.15	3.5	5.6	0.30	13.3	5.0	0.28	11.6	2.9	0.09	11.3	2.4	0.10
Private/Sergeant	1431	95.0	6.3	7.8	0.43	3.1	4.6	0.15	2.9	4.6	0.30	12.6	4.1	0.28	11.0	2.5	0.09	11.0	2.4	0.10
Dispatch period
< 1 month	485	32.2	5.8	7.6	<0.05	2.8	4.3	<0.05	2.9	4.6	0.64	12.4	4.0	<0.05	10.8	2.2	<0.01	11.1	2.2	<0.05
1 to 3 months	1021	67.8	6.4	7.8	<0.05	3.3	4.8	<0.05	3.0	4.7	0.64	12.8	4.2	<0.05	11.1	2.6	<0.01	11.0	2.5	<0.05
Exposure to corpses
Present	1030	68.4	6.8	7.9	<0.001	3.4	4.8	<0.001	3.0	4.8	0.19	12.7	4.3	0.41	11.1	2.6	0.41	11.0	2.3	0.07
Not present	476	31.6	5.0	7.1	<0.001	2.6	4.3	<0.001	2.8	4.4	0.19	12.5	3.9	0.41	11.0	2.3	0.41	11.2	2.6	0.07
Living environment
Only with troop members	1253	83.2	5.7	7.3	<0.001	2.9	4.2	<0.01	2.7	4.4	<0.001	12.4	3.9	<0.001	10.9	2.1	<0.001	11.0	2.2	0.08
Sharing the premises with the victims	253	16.8	8.9	9.3	<0.001	4.2	6.5	<0.01	4.1	5.8	<0.001	13.8	5.3	<0.001	11.9	3.8	<0.001	11.4	3.1	0.08

IES-R Impact of Event Scale-Revised, K10 Kessler Psychological Distress Scale
Statictics: Kruskal-Wallis test for age and Mann–Whitney U test for others

ISSN: 1471-244X