Table 2 Characteristics of glioma cases and healthy controls
From: Association between interleukin 8–251 T/A and +781 C/T polymorphisms and glioma risk
Glioma | Controls | P | |
|---|---|---|---|
Number of subjects | 300 | 300 | |
Sex (Male/Female) | 165/135 | 163/137 | 0.87 |
Age (years), (mean ± SD) | 43.6 ± 9.1 | 44.1 ± 9.3 | 0.51 |
Mean education (years) | 10.3 ± 2.3 | 10.5 ± 2.2 | 0.28 |
Smoking (Ever/Never) | 124/176 | 118/182 | 0.62 |
Alcohol drinking (Ever/Never) | 106/194 | 102/198 | 0.73 |
Family history of cancer (YES/NO) | 29/271 | 27/273 | 0.78 |
Histology (%) | |||
Astrocytomas | 223 (74.3) | ||
Ependymomas | 43 (14.3) | ||
Oligodendrogliomas | 19 (6.3) | ||
Mixed gliomas | 15 (5.0) | ||
WHO Grade (%) | |||
I | 17 (5.7) | ||
II | 106 (35.3) | ||
III | 76 (25.3) | ||
IV | 101 (33.7) |