Table 1.
Patient Characteristics (N = 459)*
| Characteristic | No. of Patients | % |
|---|---|---|
| Age, years | ||
| ≤ 40 | 25 | 5.4 |
| 41-50 | 65 | 14.2 |
| 51-60 | 101 | 22.0 |
| 61-70 | 77 | 16.8 |
| 71-80 | 118 | 25.7 |
| ≥ 81 | 73 | 15.9 |
| Ethnicity | ||
| Hispanic | 9 | 2.0 |
| Non-Hispanic | 393 | 85.6 |
| Unknown/not specified | 57 | 12.4 |
| Race | ||
| Black | 22 | 4.8 |
| White | 423 | 92.2 |
| Unknown/not specified | 14 | 3.1 |
| Performance status | ||
| 0 | 336 | 73.2 |
| 1 | 107 | 23.3 |
| 2 | 14 | 3.1 |
| 3 | 2 | 0.4 |
| Tumor size, cm | ||
| 2.0-2.9 | 174 | 37.9 |
| 3.0-3.9 | 123 | 26.8 |
| 4.0-4.9 | 80 | 17.4 |
| ≥ 5.0 | 82 | 17.9 |
| Tumor grade | ||
| 1 | 141 | 30.7 |
| 2 | 265 | 57.7 |
| 3 | 53 | 11.6 |
*
Clinical characteristics of all 459 patients who remained in the study after centralized Gynecologic Oncology Group (GOG) review, including seven patients who did not undergo either lymphatic mapping or sentinel lymph node biopsy.