Table 2.
Associations between LVI, race, and other clinicopathologic features.
| LVI present | LVI absent | LVI unknown | P value | White | Black | Other | P value | |
|---|---|---|---|---|---|---|---|---|
| Tumor size | <0.0001 | <0.0001 | ||||||
| 0–20 mm | 6202 (62.9%) | 46,843 (79.0%) | 6351 (76.8%) | 52,458 (77. 2%) | 4192 (72.9%) | 2308 (74.6%) | ||
| 21–50 mm | 3654 (37.1%) | 12,462 (21.01%) | 1913 (23.15%) | 15,540 (22.8%) | 1558 (27.1%) | 788 (25.4%) | ||
| Node involvement | <0.0001 | 0.0253 | ||||||
| Negative | 6207 (63.0%) | 52,094 (87.8%) | 6717 (81.3%) | 57,152 (84.0%) | 4761 (82.8%) | 2622 (84.7%) | ||
| 1–3+ | 3649 (37.0%) | 7211 (12.2%) | 1547 (18.7%) | 10,846 (16.0%) | 989 (17.2%) | 474 (15.3%) | ||
| Tumor grade | <0.0001 | <0.0001 | ||||||
| 1 | 1222 (12.4%) | 17,641 (29.8%) | 2206 (26.7%) | 18,964 (27.9%) | 1251 (21.8%) | 707 (22.8%) | ||
| 2 | 5407 (54.9%) | 30,511 (51.5%) | 4270 (51.7%) | 35,196 (51.8%) | 2973 (51.7%) | 1712 (55.3%) | ||
| 3 | 2755 (28.0%) | 8067 (13.6%) | 1255 (15.2%) | 10,187 (15.0%) | 1252 (21.8%) | 544 (17.6%) | ||
| Unknown | 472 (4.79%) | 3086 (5.2%) | 533 (6.5%) | 3651 (5.4%) | 274 (4.8%) | 133 (4.3%) | ||
| Recurrence score | <0.0001 | <0.0001 | ||||||
| 0–10 | 1877 (19.0%) | 13,675 (23.1%) | 1838 (22.2%) | 15,392 (22.6%) | 1193 (20.8%) | 682 (22.0%) | ||
| 11–25 | 5856 (59.4%) | 37,405 (63.1%) | 5137 (62.2%) | 42,744 (62.9%) | 3382 (58.8%) | 1909 (61.7%) | ||
| 26–100 | 2123 (21.5%) | 8225 (13.9%) | 1289 (15.6%) | 9862 (14.5%) | 1175 (20.4%) | 505 (16.3%) |