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Nodal Involvement Pattern in Different Tumor Sizes
| T1a | T1b | T1c | Total | |
|---|---|---|---|---|
| N0 | 147 (98.7%) | 288 (79.3%) | 166 (67.2%) | 601 (79.2%) |
| N1 | 2 (1.3%) | 26 (7.2%) | 34 (13.8%) | 62 (8.2%) |
| N2 | 0 | 48 (13.2%) | 47 (19.0%) | 95 (12.5%) |
| N3 | 0 | 1 (0.3%) | 0 | 1 (0.1%) |
| Total | 149 | 363 | 247 | 759 |
Notes: T1a: ≤1 cm; T1b: >1 and ≤2 cm; T1c: >2 and ≤3 cm.
