TABLE 2.

Odds ratio of psychological distress adjusted for year, sex, age, residential location, and household income.

	K10 very-high					K10 combined high/very-high
		Odds Ratio	p-value	[95% Conf.	Interval]	Odds Ratio	p-value	[95% Conf.	Interval]
Year	2001	(Ref)	–	–		(Ref)	–	–
	2004	1.06	0.366	0.93	1.20	1.05	0.165	0.98	1.13
	2007	1.01	0.871	0.88	1.16	0.99	0.723	0.91	1.07
	2011	1.15	0.048*	1.00	1.32	0.91	0.025*	0.84	0.99
	2014	1.21	0.006**	1.06	1.39	1.00	0.998	0.92	1.09
	2017/18	1.40	<0.001***	1.23	1.59	1.18	<0.001***	1.09	1.27
Sex	Males	(Ref)	–	–		(Ref)	–	–
	Females	1.39	<0.001***	1.28	1.50	1.39	<0.001***	1.33	1.46
Age	18 – 24	(Ref)	–	–		(Ref)	–	–
(years)	25 – 34	0.97	0.712	0.83	1.14	0.86	0.001**	0.79	0.94
	35 – 44	1.06	0.440	0.91	1.24	0.86	0.001**	0.79	0.94
	45 – 54	1.48	<0.001***	1.27	1.72	0.97	0.517	0.89	1.06
	55 – 64	0.95	0.550	0.82	1.11	0.72	<0.001***	0.66	0.79
Location	Major cities	(Ref)	–	–		(Ref)	–	–
	Inner regional	0.98	0.733	0.89	1.08	0.93	0.024*	0.88	0.99
	Other	0.86	0.007**	0.77	0.96	0.90	0.001**	0.84	0.96
Household income quintile	Richest	(Ref)	–	–		(Ref)	–	–
	4	1.52	<0.001***	1.27	1.81	1.52	<0.001***	1.39	1.65
	3	2.47	<0.001***	2.09	2.92	2.03	<0.001***	1.87	2.20
	2	5.54	<0.001***	4.73	6.48	3.53	<0.001***	3.25	3.82
	Poorest	11.54	<0.001***	9.94	13.39	6.22	<0.001***	5.76	6.72

***<0.001, **<0.01, and *<0.05. Income quintile 1 are lowest incomes, and quintile 5 are highest.