Table 1.
Variable | Glioma cases | Controls |
---|---|---|
(n = 1800) | (n = 5160) | |
Age, mean (SD) | 50.6 (10.0) | 51.2 (9.7) |
Males, n (%) | 1116 (62.0) | 2308 (44.7) |
Education, n (%) | ||
Primary/secondary | 766 (42.6) | 2253 (43.7) |
Intermediate college/professional | 391 (21.7) | 1085 (21.0) |
Tertiary | 643 (35.7) | 1822 (35.3) |
Proxy respondent, n (%) | 257 (14.3) | 23 (0.4) |
Country, n (%) | ||
Australia | 277 (15.4) | 665 (12.9) |
Canada | 169 (9.4) | 649 (12.6) |
France | 93 (5.2) | 471 (9.1) |
Germany | 366 (20.3) | 1494 (29.0) |
Israel | 282 (15.7) | 698 (13.5) |
New Zealand | 75 (4.2) | 160 (3.1) |
United Kingdom | 538 (29.9) | 1023 (19.8) |
Tumor histology, n (%) | ||
Glioblastomas | 848 (47.1) | - |
Other | 952 (52.9) | - |
Occupational Prestige Scale (SIOPS), mean (SD) | 43.2 (11.5) | 44.0 (11.8) |
Marital status, n (%) | ||
Single | 159 (8.9) | 431 (8.4) |
Married | 1422 (79.3) | 4035 (78.3) |
Divorced | 142 (7.9) | 494 (9.6) |
Widowed | 62 (3.5) | 190 (3.7) |
Don’t know | 8 (0.4) | 5 (0.1) |
Missing | 7 (−) | 5 (−) |
Smoking status | ||
Never | 906 (50.3) | 2521 (48.9) |
Ex-smoker | 386 (21.4) | 1212 (23.5) |
Current | 508 (28.2) | 1427 (27.7) |
Asthma, hay fever, eczema, n (%) | 416 (23.1) | 1380 (26.7) |
*Cases were statistically different from controls at p < 0.05 in terms of the following variables: age, sex, proxy respondent, country, occupational prestige, marital status, and asthma, hay fever and/or eczema