Table 4

Glioma risk associated with socioeconomic factors, Brain Tumour case-control study 2000–2002, Sweden*

All eligibleAll participants regardless of participation modeOnly personally interviewed participants
Glioma cases/controlsOR (95% CI)Glioma cases/controlsOR (95% CI)Glioma cases/controlsOR (95% CI)
Marital status
 Single107/219Ref.78/140Ref.75/128Ref.
 Married298/5301.1 (0.8 to 1.6)225/3961.1 (0.7 to 1.6)212/3551.1 (0.8 to 1.7)
 Divorced70/1620.9 (0.6 to 1.3)50/1100.9 (0.6 to 1.5)46/901.0 (0.6 to 1.7)
 Widowed11/310.8 (0.4 to 1.7)9/201.0 (0.4 to 2.5)9/151.4 (0.5 to 3.6)
 Unknown8/134/74/4
Education
 Compulsory114/215Ref.79/132Ref.76/112Ref.
 Secondary school
 ≤2 years133/3070.8 (0.6 to 1.1)97/2160.7 (0.5 to 1.0)92/1850.7 (0.5 to 1.0)
 3 years70/1461.0 (0.7 to 1.4)55/1030.9 (0.6 to 1.4)53/910.8 (0.5 to 1.3)
 Higher education167/2641.2 (0.9 to 1.7)129/2121.0 (0.7 to 1.4)119/1970.9 (0.6 to 1.3)
 Unknown10/236/106/7
Working status
 Not working147/314Ref.97/188Ref.91/154Ref.
 Working339/6281.2 (0.9 to 1.6)265//4781.1 (0.8 to 1.5)251/4341.0 (0.7 to 1.4)
 Unknown8/134/74/4
Socioeconomic status
 Manual workers146/271Ref.104/185Ref.101/161Ref.
 Non-manual employees207/3901.0 (0.8 to 1.3)155/3100.9 (0.7 to 1.3)140/2810.8 (0.6 to 1.2)
 Employees - not classified19/500.7 (0.4 to 1.2)15/400.6 (0.3 to 1.2)14/370.6 (0.3 to 1.1)
 Self-employed24/271.6 (0.9 to 3.0)20/182.0 (1.0 to 4.0)20/152.2 (1.1 to 4.7)
 Unknown87/20472/12071/98
Income - individual
 <110000111/247Ref.68/140Ref66/116Ref
 110000–150000119/2521.0 (0.7 to 1.4)91/1641.1 (0.8 to 1.7)87/1441.1 (0.7 to 1.6)
 >150000–190000105/2171.0 (0.7 to 1.5)83/1770.9 (0.6 to 1.4)80/1530.9 (0.6 to 1.4)
 >190000151/2261.3 (1.0 to 1.8)120/1851.2 (0.8 to 1.8)109/1751.0 (0.7 to 1.5)
 Unknown8/134/74/4
Income – family§
 <15000093/225Ref.65/128Ref.63/107Ref.
 150000–250000122/2691.1 (0.8 to 1.5)87/1900.9 (0.6 to 1.3)86/1670.9 (0.6 to 1.3)
 >250000–350000116/2061.3 (0.9 to 1.9)86/1451.1 (0.7 to 1.7)80/1311.0 (0.7 to 1.6)
 >350000155/2421.5 (1.1 to 2.1)124/2031.2 (0.8 to 1.8)113/1831.1 (0.7 to 1.6)
 Unknown8/134/74/4
  • * Adjusted for sex, age, and geographical region.

  • Based on occupation and type of employment in the census 1990.

  • Swedish kronor (SEK), individual disposable income.

  • § Swedish kronor (SEK), disposable income for the family.