Table 1.
Baseline clinical characteristics for all patients.
| Clinical characteristics | Surgical resection | Radiofrequency ablation | p |
|---|---|---|---|
| n = 150 | n = 34 | ||
| Race | 0.531 | ||
| White | 27 (18.0%) | 9 (26.5%) | |
| Black | 15 (10.0%) | 3 (8.8%) | |
| Other | 108 (72.0%) | 22 (64.7%) | |
| Gender | 0.967 | ||
| Male | 80 (53.3%) | 18 (52.9%) | |
| Female | 70 (46.7%) | 16 (47.1%) | |
| Year of diagnosis | 0.521 | ||
| 2004–2007 | 38 (25.3%) | 7 (20.6%) | |
| 2008–2011 | 59 (39.3%) | 17 (50.0%) | |
| 2012–2014 | 53 (35.3%) | 10 (29.4%) | |
| Age at diagnosis | 0.316 | ||
| ≤ 60 | 53 (35.3%) | 10 (29.4%) | |
| 60–70 | 59 (39.3%) | 11 (32.4%) | |
| >70 | 38 (25.3%) | 13 (38.2%) | |
| Marital status at diagnosis | 0.153 | ||
| Married | 94 (62.7%) | 17 (50.0%) | |
| Divorced | 18 (12.0%) | 5 (14.7%) | |
| Single | 26 (17.3%) | 5 (14.7%) | |
| Widowed | 12 (8.0%) | 7 (20.6%) | |
| Tumor size (cm, median and IQR) | 35.0 (25.0–41.8) | 32.0 (24.5–40.0) | 0.787 |
| Tumor grade | <0.001 | ||
| Grade I | 23 (15.3%) | 2 (5.9%) | |
| Grade II | 71 (47.3%) | 6 (17.6%) | |
| Grade III | 34 (22.7%) | 3 (8.8%) | |
| Unknown | 22 (14.7%) | 23 (67.6%) | |
| Radiation | 0.299 | ||
| Yes | 12 (8.0%) | 1 (2.9%) | |
| No/Unknown | 138 (92.0%) | 33 (97.1%) | |
| Chemotherapy | 0.671 | ||
| Yes | 36 (24.0%) | 7 (20.6%) | |
| No/Unknown | 114 (76.0%) | 27 (79.4%) |