Table 2.
Univariate analysis of 12-month overall survival
| Characteristic | Odds ratio (95% CI) | P value |
|---|---|---|
| Age | 1.02 (0.98–1.07) | 0.32 |
| Sex | ||
| Female | Ref. | |
| Male | 1.27 (0.49–3.24) | 0.62 |
| Midline Invasion | ||
| Negative | Ref. | |
| Positive | 4.48 (1.70–12.4) | < 0.01 |
| Laterality | ||
| Left | Ref. | |
| Right | 1.31 (0.27–6.03) | 0.73 |
| Bilateral | 2.88 (0.54–15.6) | 0.21 |
| G34 status | ||
| G34R | Ref. | |
| G34V | 1.00 (0.19–4.27) | > 0.99 |
| MGMT promoter methylation | ||
| unmethylated | Ref. | |
| methylated | 0.94 (0.16–7.30) | 0.94 |
| Contrast enhancement | ||
| Negative | Ref. | |
| Positive | 0.53 (0.18–1.50) | 0.23 |
| Extent of resection | ||
| Biopsy | Ref. | |
| Subtotal resection | 0.65 (0.20–2.16) | 0.48 |
| Gross total resection | 0.14 (0.03–0.57) | 0.01 |
CI: confidence interval