Table 1

Demographic and socioeconomic variables at Wave 3 by Kessler 10 Group (levels of psychological distress)

		Kessler 10 Group (scores)
	Total	Low (10–15)		Moderate (16–21)		High (22–29)		Very High (30+)		Missing
	n	n	%	n	%	n	%	n	%	n	%
Total	17140	12950	75.6	2415	14.1	800	4.7	250	1.5	730	4.3
Smoking status
Current smoker	3215	2235	69.5	600	18.7	260	8.1	95	3.0	25	0.8
Ex-smoker	4730	3675	77.6	670	14.1	200	4.2	60	1.3	125	2.6
Never-smoker	8875	7035	79.3	1145	12.9	335	3.8	90	1.0	270	3.0
Missing	310	5	1.6		0.0		0.0	5	1.6	300	96.8
Quit status
Successful quitter	4735	3675	77.6	670	14.1	200	4.2	60	1.3	125	2.6
Current (tried to quit)	1245	780	62.7	270	21.7	130	10.4	55	4.4	10	0.8
Current (didn't try to quit)	1970	1455	73.9	325	16.5	130	6.6	45	2.3	15	0.8
Missing/never-smoker	9190	7035	76.6	1145	12.5	335	3.6	90	1.0	580	6.3
Sex
Male	7855	6105	77.7	1010	12.9	315	4.0	70	0.9	355	0.0
Female	9285	6845	73.7	1405	15.1	485	5.2	180	1.9	375	3.8
Age group (years)
15–24	2585	1770	68.5	460	17.8	160	6.2	35	1.4	155	6.0
25–34	2360	1720	72.9	395	16.7	110	4.7	40	1.7	100	4.2
35–44	3485	2595	74.5	505	14.5	175	5.0	60	1.7	155	4.4
45–54	3295	2595	78.8	390	11.8	140	4.2	50	1.5	120	3.6
55–64	2620	2080	79.4	300	11.5	95	3.6	45	1.7	100	3.8
65+	2790	2190	78.5	365	13.1	115	4.1	20	0.7	100	3.6
Ethnicity
NZ European	13215	10280	77.8	1775	13.4	535	4.0	170	1.3	455	3.4
Māori	1970	1350	68.5	305	15.5	130	6.6	50	2.5	130	6.6
Pacific	720	440	61.1	140	19.4	60	8.3	5	0.7	70	9.7
Asian	865	610	70.5	145	16.8	45	5.2	15	1.7	55	6.4
Other	375	275	73.3	50	13.3	25	6.7	10	2.7	15	4.0
Education
Degree or higher	2445	1980	81.0	300	12.3	60	2.5	10	0.4	95	3.9
Postschool qualification	5865	4510	76.9	835	14.2	225	3.8	95	1.6	200	3.4
School qualification	4580	3435	75.0	675	14.7	225	4.9	50	1.1	195	4.3
No qualification	4225	3030	71.7	600	14.2	280	6.6	90	2.1	220	5.2
Labour force status
Employed	11320	8925	78.8	1460	12.9	385	3.4	115	1.0	435	3.8
Not employed, active	290	180	62.1	55	19.0	40	13.8	5	1.7	15	5.2
Not employed, inactive	5485	3840	70.0	900	16.4	375	6.8	125	2.3	245	4.5
Standard family type
Couple only	4875	3965	81.3	590	12.1	190	3.9	35	0.7	95	1.9
Couple with children	7035	5500	78.2	975	13.9	285	4.1	80	1.1	190	2.7
Sole parent	1555	1045	67.2	290	18.6	135	8.7	50	3.2	35	2.3
Not in a family nucleus	3320	2435	73.3	560	16.9	190	5.7	80	2.4	55	1.7
Social marital status
Partnered	10960	8635	78.8	1395	12.7	425	3.9	105	1.0	400	3.6
Not partnered	6155	4315	70.1	1020	16.6	375	6.1	145	2.4	305	5.0
Self-rated health
Excellent	5590	4950	88.6	490	8.8	100	1.8	10	0.2	35	0.6
Very good	5790	4655	80.4	820	14.2	205	3.5	55	0.9	50	0.9
Good	3685	2625	71.2	710	19.3	240	6.5	70	1.9	45	1.2
Fair/poor	1520	725	47.7	395	26.0	250	16.4	110	7.2	40	2.6
Missing	555									555	100.0
NZiDep
0 deprivation factors	12070	10150	84.1	1425	11.8	335	2.8	75	0.6	85	0.7
1–2 deprivation factors	3390	2285	67.4	720	21.2	275	8.1	75	2.2	35	1.0
3+ deprivation factors	1070	505	47.2	270	25.2	190	17.8	95	8.9	10	0.9
Missing	610	5	0.8			5	0.8			600	98.4

NZiDep, individual deprivation.