Table 2. Education, working life, income and marital status 1 year before diagnosis among women diagnosed with breast cancer between 1993 and 2003 and women without breast cancer.

	1 year prior to diagnosis
	Women with breast cancer		Women without breast cancer		Crude model
	No.	%	No.	%	OR	95% CI
Education
Low	1155	24.3	6434	27.0	1.00	(ref.)
Middle	2191	46.0	10828	45.5	1.13	1.05–1.23
High	1398	29.4	6451	27.1	1.21	1.11–1.32
Unknown	17	0.4	92	0.4	1.04	0.62–1.75
Working (part-time or more) 1
Yes	4196	88.1	20637	86.7	1.14	1.04–1.26
No	565	11.9	3168	13.3	1.00	(ref.)
Sickness benefit
Yes	944	19.8	4579	19.3	1.04	0.96–1.12
No	3817	80.2	19226	80.8	1.00	(ref.)
Disability pension
Yes	572	12.0	3062	12.9	0.92	0.84–1.02
No	4189	88.0	20743	87.1	1.00	(ref.)
Sickness absence 2
Yes	3395	71.3	16830	70.7	0.97	0.91–1.04
No	1365	28.7	6975	29.3	1.00	(ref.)
Unemployment 3
Yes	694	14.6	3321	14.0	1.05	0.94–1.15
No	4067	85.4	20484	86.1	1.00	(ref.)
Welfare 4
Yes	464	9.8	2609	11.0	0.87	0.78–0.97
No	4297	90.3	21196	89.0	1.00	(ref.)
Disposable income
01–25%	1176	24.7	5982	25.1	1.00	(ref.)
26–50%	1127	23.7	6022	25.3	0.95	0.87–1.04
51–75%	1232	25.9	5898	24.8	1.06	0.97–1.06
76–100%	1226	25.8	5903	24.8	1.06	0.97–1.16
Marital status
Married/Partner	3000	63.0	14968	62.9	1.00	(ref.)
Single5	788	16.6	4016	16.9	0.98	0.89–1.07
Divorced	827	17.4	4152	17.4	0.99	0.91–1.08
Widowed	146	3.1	669	2.8	1.09	0.91–1.31
No of people in the household
1	1050	22.1	5068	21.3	1.00	(ref.)
2 or more	3711	78.0	18737	78.7	0.96	0.89–1.03
Total no.	4761		23805

¹Working or studying at least part time. Self-employed included.

²Includes all women with disability pension at least part-time and/or with sickness benefit.

³Including women who part time registered as unemployed or more.

⁴Social welfare allowance (own) and/or housing allowance (own).

⁵Includes cohabitants without registered partnership.