Table 3.

Odds ratios for high 10-year risk of CHD and stroke

Weekly working hours			Estimated 10-year CHD risk		≥90th percentile of estimated risk of CHD					Estimated 10-year stroke risk		≥90th percentile of estimated risk of stroke
	n	%	mean	SD	n	%	aORa	95% CI		mean	SD	n	%	aORa	95% CI
Men
< 30	460	6.1	1.59	14.7	89	19.4	1.75	1.28	2.40	1.59	14.7	97	21.1	1.77	1.29	2.42
30–40	649	8.6	1.25	19.3	72	11.1	1.04	0.76	1.42	1.25	19.3	86	13.3	1.24	0.91	1.68
40	1406	18.6	1.05	5.4	122	8.7	1.00	Reference		1.05	5.4	115	8.18	8.2	Reference
40–50	1567	20.7	1.03	13.2	137	8.7	0.89	0.69	1.16	1.03	13.2	130	8.3	0.85	0.65	1.11
50–60	1587	21.0	1.01	36.0	137	8.6	0.87	0.67	1.12	1.01	36	127	8.0	0.79	0.60	1.03
60–70	1009	13.3	1.06	46.0	88	8.7	0.83	0.62	1.11	1.06	46	93	9.2	0.87	0.65	1.17
70–80	555	7.3	1.13	14.4	52	9.4	0.83	0.59	1.19	1.13	14.4	63	11.4	0.99	0.70	1.39
.39	332	4.4	1.37	4.9	59	17.8	1.76	1.23	2.52	1.37	4.86	45	13.6	1.23	0.83	1.82
Total	7565	100.0	1.11	21.8	756	10.0				1.97	15	756	10.0
p trend							0.43							0.94
Women
< 30	1357	21.8	0.26	18.2	136	10.0	1.11	0.81	1.54	1.45	10.2	141	10.4	1.41	1.00	1.99
30–40	974	15.6	0.26	122.0	95	9.8	1.08	0.77	1.53	1.42	6.2	96	9.9	1.34	0.94	1.93
40	981	15.7	0.19	16.8	65	6.6	1.00	Reference		1.14	26.5	53	5.40	5.4	Reference
40–50	1085	17.4	0.23	106.0	88	8.1	1.01	0.71	1.43	1.33	28.8	84	7.7	1.18	0.82	1.71
50–60	757	12.1	0.28	24.6	81	10.7	1.06	0.74	1.51	1.59	10	91	12.0	1.49	1.03	2.16
60–70	488	7.8	0.29	14.5	61	12.5	1.09	0.74	1.61	1.65	10.1	60	12.3	1.31	0.87	1.98
70–80	367	5.9	0.33	8.5	58	15.8	1.32	0.88	1.97	1.81	2.4	54	14.7	1.47	0.96	2.25
.25	225	3.6	0.4	37.3	39	17.3	1.63	1.03	2.58	2.06	7.5	44	19.6	2.32	1.46	3.69
Total	6234	100.0	0.26	0.3	623	10.0				1.45	1.4	623	10.0
p trend							0.06							0.01

CHD coronary heart disease

^aadjusted for household income, employment condition, occupation, work shift, and weekly working hour; values displaying significant differences are given in bold (p-value ≤ 0.05)

*p for trend was tested after excluding participants with <40 weekly working hours