Update of Assessment of Survival in Head and Neck Cancer after Regional Recurrence

Table 6

Level of neck recurrences for each primary site.

	Oral cavity	Oropharynx	Hypopharynx	Larynx
Level I	4	1	1	0
Level II	7	5	11	8
Level III	2	1	4	0
Level IV	2	1	3	0
Level V	1	1	1	2