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. Author manuscript; available in PMC: 2023 Oct 26.

Published in final edited form as: Otolaryngol Head Neck Surg. 2023 Jan 28;169(1):69–75. doi: 10.1177/01945998221116746

Table 2.

Survival Outcomes at 2 and 5 Years.

	Alive, % (95% CI)^a
Survival	Control	Skin invasion	P value
Overall
2 y	53.3 (38.6-68)	30.8 (12.4-49)	.018
5 y	42.2 (26.9-57.5)	16.4 (0-34.4)	.010
Disease-free
2 y	47.7 (33.4-62)	23.7 (26.3-56.5)	.037
5 y	41.4 (26.3-56.5)	15.8 (0-33)	.024

^a

95% CI = percentage alive ± 1.96 × SE.