Table 5.

Multivariate Analysis of Prognostic Factors for Local Recurrence and Poor Overall Survival for Subgroup of Patients who Express Wild type p53

Prognostic Factor	5-year LR		5-year Poor OS
	RR (95% CI)	p-value	RR (95% CI)	p-value
Tumor Subsite
Glottic	1.00 (Ref.)	0.77	1.00 (Ref.)	0.81
Supraglottic	1.14 (0.43–2.39)		1.08 (0.52–2.00)
T Stage
T1	1.00 (Ref.)	0.07	1.00 (Ref.)	0.10
T2	2.01 (0.92–4.38)		1.72 (0.89–3.16)
BCCIP Status
Positive	1.00 (Ref.)	0.23	1.00 (Ref.)	0.07
Negative	1.61 (0.72–3.79)		1.72 (0.94–3.53)

RR = Risk ratio; LR = local recurrence; OS = overall survival; CI = confidence intervals; Ref. = reference group;

^*Statistically significant.