Table 3.
Analysis of Characteristics Potentially Affecting 2-Year Actuarial Survival
| Characteristic | n | % OS | P-value |
|---|---|---|---|
| Sex | NS | ||
| Male | 62 | 32 | |
| Female | 29 | 34 | |
| Mean age, years | .03 | ||
| ≤60y | 42 | 41 | |
| >60y | 49 | 26 | |
| MGMT promoter status | .04† | ||
| Methylated | 43 | 44 | |
| Un-methylated | 39 | 20 | |
| ECOG | NS | ||
| 0–1 | 80 | 34 | |
| 2–4 | 11 | 24 | |
| Type of surgery | .03† | ||
| Gross total resection | 55 | 37 | |
| STR/Biopsy only | 36 | 25 | |
| TTField use | .04† | ||
| No | 32 | 29 | |
| Yes | 59 | 35 | |
| Extent of TTFields use | .05† | ||
| No use | 32 | 29 | |
| Low use | 40 | 27 | |
| High use | 19 | 54 |
† Remained significant on multivariate analysis.
Abbreviations: OS, Overall survival; NS, not significant; STR, Subtotal resection; ECOG, Eastern Cooperative Oncology Group.