Table 2. pN stage migration according to TDs counted as pLNs.
| pN Category | npN Category | Sum | |||
|---|---|---|---|---|---|
| npN1a | npN1b | npN2a | npN2b | ||
| pN1a | 433 | 74 | 18 | 8 | 533 |
| pN1b | 458 | 63 | 18 | 539 | |
| pN1c | 93 | 97 | 85 | 7 | 282 |
| pN2a | 329 | 45 | 374 | ||
| pN2b | 323 | 323 | |||
| Sum | 526 | 629 | 495 | 401 | 2051 |
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