Table 1.

Demographic and clinical characteristics

	All N=300		BMI <25 N=52		BMI ≥25 N=248		p-value
	N	%	N	%	N	%
Gender	253	84	4 0	77	213	86	0.11
Male
Female	47	16	1 2	23	35	14
Age at diagnosis, years							0.22
mean (SD)	57 (9)		55 (10)		57 (9)
median (range)	56 (30–87)		56 (36–79)		57 (30–87)
Race							0.27
African American	7	2	3	6	4	2
Caucasian	272	91	4 7	90	225	91
Other	1	0	.	.	1	0
NA	20	7	2	4	18	7
T-Stage							0.38
1	118	39	1 9	37	99	40
2	132	44	2 2	42	110	44
3	25	8	7	13	18	7
4	21	7	4	8	17	7
NA	4	1	.	.	4	2
N-Stage							0.64
0	32	11	7	13	25	10
1	58	19	1 1	21	47	19
2a	52	17	8	15	44	18
2b	114	38	1 7	33	97	39
2c	34	11	6	12	28	11
3	7	2	2	4	5	2
NA	3	1	1	2	2	1
Smoking History							0.04
Current Smoker	88	29	2 3	44	65	26
Former Smoker	110	37	1 4	27	96	39
Never Smoker	99	33	1 5	29	84	34
Unknown	3	1	0	0	3	1
Primary Treatment							0.04
XRT	182	61	3 8	73	144	58
Surgery	118	39	1 4	27	104	42
Alcohol History at Diagnosis							0.74
Yes	192	64	3 5	67	157	63
No	102	34	1 7	33	85	34
Unknown	6	2	0	0	6	2
Local recurrece	16	5	3	6	13	5	0.75
Locoregional recurrence	32	11	6	12	26	10	0.82
Distant recurrence	22	7	1 5	6	7	13	0.08
Radiation Dose							0.048
N	252		44		208
mean (SD)	6710 (898)		6890 (575)		6672 (949)
Follow-up among survivors							0.30
N	242		35		207
mean (SD)	42 months (20)		45 months (22)		42 months (19)