Table 1.
Patient Characteristics by Chemotherapy Sequence Class
| Characteristic | Adjuvant, N = 2601 | Neoadjuvant, N = 281 | No_Chemo, N = 1211 | p-value2 |
|---|---|---|---|---|
| Age | 65 (11) | 60(8) | 72 (14) | < 0.001 |
| Sex | 0.4 | |||
| Male | 73 (28%) | 11 (39%) | 32 (26%) | |
| Female | 187 (72%) | 187 (72%) | 89 (74%) | |
| Charlson-Deyo | 0.8 | |||
| 0 | 186 (72%) | 20 (71%) | 82 (68%) | |
| 1 | 55 (21%) | 7 (25%) | 29 (24%) | |
| 2 | 9(3.5%) | 0(0%) | 7(5.8%) | |
| 3 | 10 (3.8%) | 1 (3.6%) | 3 (2.5%) | |
| Tumor Size | 47(33) | 39(20) | 51(35) | 0.4 |
| Regional Lymphadenectomy | 227 (87%) | 22 (79%) | 102 (84%) | 0.3 |
| Regional Nodes Examined | 4.0 (4.8) | 4.3 (5.6) | 3.2 (7.2) | 0.006 |
| Regional Nodes Positive | 1.74(1.49) | 1.36(1.16) | 1.64(1.87) | 0.10 |
| Margins | 0.5 | |||
| R0 | 198 (76%) | 24 (86%) | 98 (81%) | |
| R1 | 57 (22%) | 3 (11%) | 21 (17%) | |
| R2 | 5 (1.9%) | 1 (3.6%) | 2 (1.7%) |
1Mean (SD); n (%)
Kruskal-Wallis rank sum test; Pearson’s Chi-squared test; Fisher’s exact test