Table 3. Comparison of postoperative parameters between the study groups.

N: Number

Postoperative parameters	Electrocautery  (n = 120)	Harmonic scalpel (n = 120)	p-value
Mean drain days (N)	8	6.5	0.001
Mean drain volume (mL)	937.5	470	0.002
Incidence of seroma [N (%)]	41 (34.2%)	26 (21.7%)	0.030
Incidence of edge necrosis [N (%)]	12 (10%)	5 (4.2%)	0.0782