Glioma | Meningioma | Acoustic neuroma | |||||||
---|---|---|---|---|---|---|---|---|---|
Mean age (years) (SD) | 61.83 (10.5) | 63.0 (11.8) | 58.82 (10.65) | ||||||
Total number of cases | 2611 | 4705 | 415 | ||||||
Socioeconomic indicator | Number | IRR* (95% CI) | IRR† (95% CI) | Number | IRR* (95% CI) | IRR† (95% CI) | Number | IRR* (95% CI) | IRR† (95% CI) |
Education | |||||||||
Primary | 993 | 1.0 | 1.0 | 1634 | 1.0 | 1.0 | 136 | 1.0 | 1.0 |
Secondary low | 832 | 0.98 (0.90 to 1.08) | 0.99 (0.90 to 1.09) | 1267 | 0.98 (0.90 to 1.06) | 0.99 (0.91 to 1.07) | 145 | 1.19 (0.93 to 1.52) | 1.19 (0.93 to 1.530 |
Secondary high | 178 | 1.16 (0.98 to 1.37) | 1.17 (0.99 to 1.38) | 223 | 0.94 (0.81 to 1.08) | 0.95 (0.83 to 1.10) | 36 | 1.61 (1.10 to 2.36) | 1.62 (1.10 to 2.38) |
University low | 232 | 0.91 (0.79 to 1.06) | 0.92 (0.79 to 1.07) | 422 | 1.08 (0.96 to 1.21) | 1.11 (0.99 to 1.24) | 48 | 1.29 (0.91 to 1.82) | 1.30 (0.91 to 1.85) |
University high | 376 | 1.21 (1.07 to 1.37) | 1.23 (1.08 to 1.40) | 529 | 1.11 (1.00 to 1.24) | 1.16 (1.04 to 1.29) | 50 | 1.13 (0.80 to 1.58) | 1.14 (0.80 to 1.610 |
Income | |||||||||
Quintile 1 | 519 | 1.0 | 1.0 | 863 | 1.0 | 1.0 | 81 | 1.0 | 1.0 |
Quintile 2 | 557 | 1.02 (0.91 to 1.15) | 1.03 (0.91 to 1.16) | 947 | 1.05 (0.96 to 1.15) | 1.04 (0.95 to 1.14) | 69 | 0.80 (0.58 to 1.11) | 0.81 (0.60 to 1.13) |
Quintile 3 | 543 | 0.99 (0.88 to 1.12) | 0.99 (0.88 to 1.12) | 823 | 0.97 (0.88 to 1.06) | 0.95 (0.86 to 1.05) | 105 | 1.14 (0.85 to 1.53) | 1.14 (0.84 to 1.53) |
Quintile 4 | 524 | 1.01 (0.89 to 1.15) | 1.00 (0.88 to 1.14) | 774 | 0.98 (0.89 to 1.09) | 0.96 (0.86 to 1.06) | 81 | 0.87 (0.64 to 1.20) | 0.86 (0.62 to 1.20) |
Quintile 5 | 468 | 1.00 (0.88 to 1.14) | 0.96 (0.84 to 1.10) | 668 | 0.94 (0.84 to 1.05) | 0.90 (0.80 to 1.00) | 79 | 0.97 (0.70 to 1.34) | 0.93 (0.66 to 1.30) |
SEI based on occupation‡ | |||||||||
Low manual | 782 | 1.0 | 1.0 | 1194 | 1.0 | 1.0 | 142 | 1.0 | 1.0 |
High manual | 193 | 1.01 (0.86 to 1.19) | 1.02 (0.87 to 1.20) | 286 | 0.97 (0.85 to 1.10) | 0.98 (0.86 to 1.11) | 26 | 0.70 (0.46 to 1.07) | 0.71 (0.46 to 1.08) |
Low non-manual | 579 | 1.13 (1.02 to 1.27) | 1.16 (1.04 to 1.29) | 802 | 1.01 (0.92 to 1.11) | 1.03 (0.94 to 1.13) | 84 | 0.92 (0.70 to 1.20) | 0.92 (0.70 to 1.21) |
Intermediate non-manual | 447 | 1.13 (1.00 to 1.27) | 1.16 (1.03 to 1.31) | 686 | 1.11 (1.01 to 1.22) | 1.14 (1.04 to 1.26) | 77 | 1.03 (0.78 to 1.37) | 1.04 (0.77 to 1.38) |
Self-employed | 96 | 1.12 (0.91 to 1.40) | 1.13 (0.91,1.39) | 141 | 1.06 (0.90 to 1.27) | 1.07 (0.90 to 1.28) | 10 | 0.64 (0.33 to 1.21) | 0.62 (0.32 to 1.17) |
High non-manual | 213 | 1.20 (1.03 to 1.40) | 1.26 (1.07 to 1.48) | 296 | 1.07 (0.94 to 1.22) | 1.13 (0.99 to 1.29) | 30 | 0.94 (0.63 to 1.40) | 0.95 (0.63 to 1.44) |
Farmers | 32 | 0.71 (0.50 to 1.01) | 0.70 (0.49 to 0.99) | 63 | 0.90 (0.70 to 1.16) | 0.89 (0.69 to 1.16) | 5 | 0.64 (0.26 to 1.56) | 0.59 (0.24 to 1.44) |
Marital status | |||||||||
Married/cohabiting | 1,16 | 1.0 | 1.0 | 2332 | 1.0 | 1.0 | 275 | 1.0 | 1.0 |
Previously married | 813 | 0.95 (0.87 to 1.04) | 0.95 (0.87 to 1.04) | 1429 | 1.04 (0.97 to 1.11) | 1.04 (0.97 to 1.12) | 111 | 0.87 (0.70 to 1.10) | 0.88 (0.70 to 1.10) |
Never married | 182 | 0.91 (0.78 to 1.06) | 0.90 (0.77 to 1.05) | 314 | 1.04 (0.92 to 1.17) | 1.04 (0.92 to 1.17) | 29 | 0.89 (0.61 to 1.31) | 0.89 (0.61 to 1.31) |
*Adjusted for age at diagnosis (modelled as age and age3), time period and region.
†Analyses of education and SEI additionally adjusted for marital status and income, analyses of income additionally adjusted for marital status and education. Analysis of marital status additionally adjusted for education and income.
‡Total number is smaller than in the other analyses because of the restriction to the working population.
IRR, incidence rate ratio; SEI, Swedish Socioeconomic Classification.