% (n)Mean (SD)P value*% (n)% (n)P value†
Age
 25–4023.2 (304)25.5 (4.7)<0.00014.5 (5)24.8 (296)<0.0001
 40–6042.2 (554)27.7 (5.1)28.6 (32)43.6 (521)
 60–7534.6 (454)28.7 (4.5)67.0 (75)31.6 (377)
Sex
 Women52.9 (694)27.0 (5.4)<0.000143.8 (49)53.7 (641)0.04
 Men47.1 (618)28.2 (4.4)56.3 (63)46.3 (553)
Education
 Low14.6 (191)29.2 (5.4)<0.000127.7 (31)13.2 (157)<0.0001
 Medium59.1 (775)27.7 (5.0)62.5 (70)59.0 (704)
 High26.4 (346)26.3 (4.3)9.8 (11)27.9 (333)
Net equivalent income
 Income group 1 (poor)13.9 (182)27.7 (5.2)0.000116.0 (17)14.6 (164)0.001
 Income group 235.1 (461)28.0 (5.2)49.1 (52)36.0 (406)
 Income group 325.0 (328)27.9 (5.0)26.4 (28)26.4 (298)
 Income group 4 (wealthy)20.4 (268)26.3 (4.2)8.5 (9)23.0 (259)
Migration background
 No84.0 (1102)27.4 (5.0)0.1083.0 (93)84.0 (1003)0.79
 Yes16.0 (210)28.0 (4.8)17.0 (19)16.0 (191)
Living with a partner
 Yes75.5 (991)27.8 (4.9)0.00374.1 (83)75.8 (903)0.69
 No24.2 (318)26.8 (5.1)25.9 (29)24.2 (288)
  • *Group differences tested via analysis of variance.

  • †Group differences tested via χ2 test or Fisher’s exact test.