Level IV neck dissection in cN0 HPV-negative oropharyngeal squamous cell carcinoma: a retrospective cohort study

BMC Cancer

Table 2 Morbidity of surgical complications after neck dissection in cohort

Variable	In total	SND with I-III (n = 62)	SND with I-IV (n = 62)	P
Variable	n (%)			P
Chylous leakage	2 (1.6)	0	2 (3.2)	0.496^a
Phrenic nerve paralysis	2 (1.6)	1 (1.6)	1(1.6)	1.000^a
Hematoma	12 (9.7)	5 (8.1)	7 (11.3)	0.544^b
Wound infection	16 (12.9)	8 (12.9)	8 (12.9)	1.000^b

ISSN: 1471-2407