Table 1.
Patient characteristics (n = 77,425).
| Characteristic | Number (%) |
|---|---|
| Age (median, IQR) | 59 (50–65) |
| Race | |
| White | 67998 (87.8%) |
| Black | 5750 (7.4%) |
| Other | 3096 (4.0%) |
| Unknown | 581 (0.8%) |
| LVI | |
| Present | 9856 (12.7%) |
| Absent | 59,305 (76.6%) |
| Unknown | 8264 (10.7%) |
| Tumor size (mm) | |
| 0–20 | 59,396 (76.7%) |
| 21–50 | 18,029 (23.3%) |
| Lymph node involvement | |
| 0 | 65,018 (84.0%) |
| 1–3a | 12,407 (16.0%) |
| Grade | |
| 1 | 21,069 (27.2%) |
| 2 | 40,188 (51.9%) |
| 3 | 12,077 (15.6%) |
| Unknown | 4091 (5.3%) |
| Recurrence score | |
| 0–10 | 17,390 (22.5%) |
| 11–25 | 48,398 (62.5%) |
| 26–100 | 11,637 (15.0%) |
| Charlson–Deyo comorbidities | |
| 0 | 65,906 (85.1%) |
| 1 | 9761 (12.6%) |
| 2 | 1433 (1.8%) |
| 3 or more | 325 (0.4%) |
| Median income quartile | |
| <$38,000 | 9001 (11.6%) |
| $38,000–$47,999 | 15,080 (19.5%) |
| $48,000–$62,999 | 21,028 (27.2%) |
| >$63,000 | 32,146 (41.6%) |
| Median educational levelb | |
| 1 (17.6% or more) | 8222 (10.6%) |
| 2 (10.9%–17.5%) | 16,236 (21.0%) |
| 3 (6.3%–10.8%) | 26,636 (34.5%) |
| 4 (<6.3%) | 26,190 (33.9%) |
aIncludes micrometastatic nodal involvement.
b% of adults > age 25 in patients’ zip code without high school diploma, expressed in quartiles.