Drainage n = 24 | Non-drainage n = 13 | p-value | |
---|---|---|---|
Drain insertion time (IQR)a | 4 (3–5) | – | – |
Operation time, min (IQR) | 425 (348–480) | 415 (390–459) | 0.97 |
Blood loss volume, mL (IQR) | 110 (52–191) | 124 (79–158) | 0.83 |
Dissected nodes (IQR) | 39 (33–54) | 38 (28–47) | 0.63 |