Table 1.
Population characteristics by glioma status.
| Glioma Cases (n=362) n(%) |
Controls (n=462) n(%) |
p-valuea | |
|---|---|---|---|
| Sex | 0.05 | ||
| Male | 204 (56.4) | 228 (49.4) | |
| Female | 158 (43.7) | 234 (50.7) | |
| Age | 0.09 | ||
| <50 years | 198 (54.7) | 225 (48.7) | |
| ≥50 years | 164 (45.3) | 237 (51.3) | |
| Median (SD) | 49 (13.8) | 50 (13.1) | |
| Race | 0.03 | ||
| Non-Hispanic White | 305 (84.3) | 413 (89.4) | |
| Other | 57 (15.8) | 49 (10.6) | |
| Self-Reported History of Chickenpox | <.0001 | ||
| Yes | 267 (73.8) | 400 (86.6) | |
| No | 95 (26.2) | 62 (13.4) | |
| IgE Levels | 0.31 | ||
| ≥250 IU per mL | 24 (6.6) | 23 (5.0) | |
| <250 IU per mL | 338 (93.4) | 439 (95.0) | |
| Self-Reported Allergies/Asthma | <.0001 | ||
| Yes | 53 (14.6) | 162 (35.1) | |
| No | 309 (85.4) | 300 (64.9) | |
| WHO Glioma Grade | |||
| II | 97 (26.8) | ||
| III | 70 (19.3) | ||
| IV | 195 (53.9) |
Note. IU per mL= International Units per milliliter
a
Chi-squared test comparing cases to controls.