Table 6 Cross-table of the results of SLNB and follow-up (reference standard) and SLNB alone per patient
Results of SLNB and follow-up (reference standard) | ||||
|---|---|---|---|---|
Histo. positive | Histo. negative | Sum | ||
Results of SLNB alone | histo. positive | True-positive/a 3 (3) | False-positive/b 0 (0) | all positive findings/a + b 3 (3) |
histo. negative | False-negative/c 1 (2) | True-negative/d 21 (39) | all negative findings/c + d 22 (41) | |
Sum | all true SLN/a + c 4 (5) | all false SLN/b + d 21 (39) | all findings/a + b + c + d 25 (44) | |