Predictors of Salivary Fistulas in Patients Undergoing Salvage Total Laryngectomy

Table 3

Preoperative clinicopathologic data for patients who had major fistulas.

Major fistula only comparisons	Category	Fistula rate	value
Sex	Males	21.10% (8/38)	0.73
	Females	10% (1/10)
Stage at Dx	1	13.30% (2/15)	0.43
	2	33.30% (4/12)
	3	0% (0/5)
	4	33.30% (3/9)
T stage at Dx	T1	13.30% (2/15)	0.68
	T2	29.40% (5/17)
	T3	11.10% (1/9)
	T4	33.30% (1/3)
N stage at Dx	N0	18.80% (6/32)	0.38
	N1	0% (0/2)
	N2B	0% (0/3)
	N2C	50.0% (3/6)
Tx at AC	No	15.0% (6/40)	0.16
	Yes	37.50% (3/8)
Chemotherapy/; radiation	XRT alone	24.0% (6/25)	0.47
	ChemoXRT	13.60% (3/22)
Type of surgery	TL alone	0% (0/7)	0.32
	TL and neck dissections	22.0% (9/41)

Dx: diagnosis; Tx: treatment; AC: academic center; XRT: radiation; ChemoXRT: chemoradiation; TL: total laryngectomy.