TABLE 3.
Patient Characteristics Associated With Postoperative RT on Univariate Analysis
| Factor | RT (%) | No RT (%) | |
|---|---|---|---|
| Age > 40 y | 48.8 | 30.2 | |
| P | < 0.0001 | ||
| Deep location | 38.2 | 20.7 | |
| P | < 0.0001 | ||
| Tumor size ≥ 5 cm* | 51.8 | 32.8 | |
| P | 0.0021 | ||
| Astrocytoma | 27.3 | 13.8 | |
| P | 0.0002 | ||
| GTR or rSTR | 20.5 | 68.5 | |
| P | < 0.0001 | ||
| Headaches | 21.4 | 23.4 | |
| P | 0.61 | ||
| Seizures | 70.2 | 65.8 | |
| P | 0.31 | ||
| Speech | 7.1 | 4.3 | |
| P | 0.20 | ||
| Sensory/motor symptoms | 29.8 | 25.5 | |
| P | 0.29 |
*
Excluding tumors with unknown size.
GTR indicates gross total resection; rSTR, radical subtotal resection; RT, radiotherapy.