Table 1 Patient characteristics according to sTIL categories. sTIL categories were defined as “low sTILs” (0–10% sTILs), “intermediate sTILs” (11–50% sTILs), and “high sTILs” (51–100% sTILs)
All | Low sTILs (valid %) | Intermediate sTILs (valid %) | High sTILs (valid %) | p value, chi-square | |
|---|---|---|---|---|---|
Tumor stage | |||||
pT1 | 1499 | 1232 (82.2) | 218 (14.5) | 49 (3.3) | .760 |
pT22 | 1088 | 885 (81.5) | 163 (15.0) | 38 (3.5) | |
pT3 | 89 | 75 (84.3) | 13 (14.6) | 1 (1.1) | |
pT4 | 17 | 16 (94.1) | 1 (5.9) | 0 (0.0) | |
Nodal status | |||||
pN0 | 1843 | 1499 (81.3) | 274 (14.9) | 70 (3.8) | .021 |
pN1 | 978 | 829 (84.8) | 130 (13.3) | 19 (1.9) | |
pN2–3 | 172 | 143 (831) | 27 (15.7) | 2 (1.2) | |
ER (local) | |||||
Negative | 445 | 256(57.5) | 143 (32.1) | 46 (10.3) | < .001 |
Positive | 2246 | 1952 (86.9) | 252 (11.2) | 42 (1.9) | |
PR local | |||||
Negative | 625 | 399 (63.8) | 172 (27.5) | 54 (8.6) | < .001 |
Positive | 2066 | 1809 (87.6) | 223 (10.8) | 34 (1.6) | |
Local HR status | |||||
Negative | 419 | 236 (56.3) | 138 (32.9) | 45 (10.7) | < .001 |
Positive | 2574 | 2235 (86.8) | 293 (11.4) | 46 (1.8) | |
Age at registration | |||||
≤ 50 | 984 | 794 (80.7) | 163 (16, 6) | 27 (2.7) | .055 |
> 50 | 2009 | 1677 (83.5) | 268 (13.3) | 64 (3.2) | |
Ki67 expression | |||||
1–15 | 1040 | 959 (92.2) | 76 (7.3) | 5 (0.5) | < .001 |
15–34 | 1383 | 1113 (80.5) | 223 (16.1) | 47 (3.4) | |
35–100 | 305 | 159 (52.1) | 112 (36.7) | 34 (11.1) | |
Recurrence Score | |||||
Low (0–11) | 449 | 423 (94.2) | 25 (5.6) | 1 (0.2) | < .001 |
Intermediate (12–25) | 1509 | 1345 (89.1) | 146 (9.7) | 18 (1.2) | |
High (26–99) | 546 | 407 (74.5) | 112 (20.5) | 27 (4.9) | |