The absolute and relative numbers of involved sentinel lymph nodes in the two groups stratified by tumour size
| A | B | All | |
|---|---|---|---|
| Percentages are percentages of tumours with metastatic sentinel lymph nodes in the given pT category. See table 1 for an explanation of the pT categories. | |||
| pTis/pT1mic | 1 (25%) | 1 (11%) | 2 (15%) |
| pT1a | 0 (0%) | 1 (50%) | 1 (25%) |
| pT1b | 3 (60%) | 3 (21%) | 5 (32%) |
| pT1c | 22 (48%) | 16 (31%) | 38 (39%) |
| pT2 | 46 (72%) | 25 (54%) | 71 (65%) |
| pT3 | 2 (100%) | 1 (100%) | 3 (100%) |
| All | 74 (60%) | 47 (38%) | 121 (49%) |