Table 1.

Patient Characteristics (n = 245), Univariate Analysis Results^*

	# Patients (%)	Any Complication	Wound Complication	Fistula	Readmission
Age (mean)	64.1	0.99 (0.97-1.02)	1.01 (0.98-1.04)	1.02 (0.98-1.06)	1.01 (0.97-1.04)
Sex		1.43 (0.76-2.69)	1.28 (0.62-2.61)	1.41 (0.61-3.23)	1.17 (0.49-2.76)
Male	193 (78.8)
Female	52 (21.2)
Primary Tumor Site
Larynx	172 (69.8)	-	-	-	-
Pharynx	57 (23.3)	1.69 (0.92-3.13)	1.63 (0.82-3.26)	2.36 (1.08-5.16)	1.44 (0.64-3.26)
Thyroid/Other	17 (6.9)	0.67 (0.21-2.14)	1.29 (0.39-4.20)	1.07 (0.23-5.03)	0.90 (0.19-4.21)
Prior Radiation
None	93 (38.0)	-	-	-	-
Narrow-field	39 (15.9)	0.57 (0.23-1.39)	0.66 (0.22-1.93)	1.40 (0.39-5.10)	0.56 (0.15-2.12)
Wide-field	113 (46.1)	1.52 (0.85-2.70)	1.69 (0.87-3.30)	3.14 (1.28-7.69)	1.36 (0.62-2.98)
Prior partial laryngeal surgery	30 (12.2)	0.26 (0.09-0.79)	0.37 (0.11-1.26)	0.66 (0.19-2.31)	0.95 (0.31-2.91)
Smoking history
Never	34 (13.9)	-	-	-	-
Former	138 (56.3)	2.06 (0.83-5.07)	4.83 (1.10-21.3)	6.6 (0.86-50.7)	2.87 (0.64-12.9)
Current	73 (29.8)	2.4 (0.92-6.24)	5.63 (1.23-25.8)	5.24 (0.64-42.7)	2.84 (0.59-13.6)
Alcohol history >2 drinks/day
Never	118 (48.2)	-	-	-	-
Former	59 (24.1)	1.95 (1.01-3.73)	1.49 (0.70-3.14)	1.65 (0.68-4.02)	1.15 (0.47-2.78)
Current	68 (27.7)	1.26 (0.67-2.40)	1.34 (0.65-2.78)	1.56 (0.66-3.70)	0.97 (0.40-2.34)
Hypoalbuminemia (<3.5g/dL)	79 (32.2)	1.31 (0.75-2.28)	1.10 (0.58-2.10)	0.86 (0.39-1.89)	2.77 (1.32-5.78)
Hypothyroid (TSH>4.2μIU/mL)	47 (19.7)	1.12 (0.58-2.19)	0.79 (0.36-1.76)	1.06 (0.43-2.62)	1.11 (0.45-2.74)
Diabetes mellitus	40 (16.3)	0.51 (0.23-1.13)	0.89 (0.38-2.06)	1.12 (0.43-2.90)	0.65 (0.22-1.95)
Immunosuppression	36 (14.7)	0.72 (0.33-1.57)	0.41 (0.14-1.21)	0.75 (0.25-2.26)	0.52 (0.15-1.81)

^*Odds Ratio (95% Confidence Interval). Abbreviations: TSH, thyroid stimulating hormone