Table 1.
Demographic and clinical characteristics of patients
| EBRT (n = 629) | SRS/HF-SRS (n = 173) | P-value | |
|---|---|---|---|
| Age (median) | 56 years | 56 years | .562 |
| Sex | .136 | ||
| Male | 254 (40.4%) | 59 (34.1%) | |
| Female | 375 (59.6%) | 114 (65.9%) | |
| Tumor size | < .001 | ||
| ≤3 cm | 93 (14.8%) | 44 (25.4%) | |
| 3-5 cm | 218 (34.7%) | 71 (41.0%) | |
| >5 cm | 318 (50.6%) | 58 (33.5%) | |
| Charlson Deyo comorbidity score | .880 | ||
| 0 | 487 (77.4%) | 137 (79.2%) | |
| 1 | 96 (15.3%) | 24 (13.9%) | |
| ≥2 | 46 (7.3%) | 12 (6.9%) | |
| Race | .007 | ||
| White | 491 (78.1%) | 151 (87.3%) | |
| Nonwhite | 138 (21.9%) | 22 (12.7%) | |
| WHO grade | < .001 | ||
| I | 199 (31.6%) | 117 (67.6%) | |
| II | 430 (68.4%) | 56 (32.4%) | |
| Surgery | < .001 | ||
| STR | 356 (56.6%) | 150 (86.7%) | |
| GTR | 248 (39.4%) | 17 (9.8%) | |
| Resection, NOS | 25 (4.0%) | 6 (3.5%) | |
| Facility type | .450 | ||
| Nonacademic | 237 (43.0%) | 57 (39.3%) | |
| Academic | 314 (57.0%) | 88 (60.7%) | |
| Region | .002 | ||
| Northeast | 121 (22.0%) | 33 (22.8%) | |
| Midwest | 146 (26.5%) | 22 (15.2%) | |
| South | 169 (30.7%) | 41 (28.3%) | |
| West | 115 (20.9%) | 49 (33.8%) | |
| Insurance | .087 | ||
| Not insured | 47 (7.5%) | 5 (2.9%) | |
| Private insurance | 345 (54.8%) | 109 (63.0%) | |
| Medicaid | 59 (9.4%) | 10 (5.8%) | |
| Medicare | 153 (24.3%) | 43 (24.9%) | |
| Other government/unknown | 25 (4.0%) | 6 (3.5%) | |
| Year of diagnosis | .263 | ||
| 2010 | 222 (35.3%) | 54 (31.2%) | |
| 2011 | 191 (30.4%) | 48 (27.7%) | |
| 2012 | 216 (34.3%) | 71 (41.0%) |
EBRT, external beam radiation therapy; GTR, gross total resection; HF-SRS, hypofractionated stereotactic radiation surgery; NOS, not otherwise specified; SRS, stereotactic radiation surgery; STR, subtotal resection; WHO, World Health Organization.