. 2007 Nov 15;15(1):80–87. doi: 10.1245/s10434-007-9673-4

TABLE 4.

Univariate analysis of in-hospital mortality

	Univariate analysis
	OR	95% CI	P value
Region			<.001
HVH	1.00	Ref^a
LVH	2.88	1.76–4.72
Age (years)			.01
<50	0.19	0.04–0.79
50–59	0.51	0.25–1.04
60–69	1.00	Ref^a
>70	1.20	0.70–2.04
Gender			.20
Male	1.00	Ref^a
Female	0.67	0.36–1.24
Comorbidity			<.001
No	1.00	Ref^a
1 organ system	2.02	1.06–3.86
2 organ systems	4.51	2.30–8.85
≥3 organ systems	4.97	1.92–12.83
Histology			.97
Adenocarcinoma	1.00	Ref^a
Squamous	0.99	0.60–1.65
Stage			.24
I	1.00	Ref^a
II	0.50	0.24–1.04
III	0.80	0.39–1.63
IV	0.65	0.26–1.61
Tumor localization			.33
Cervical/mid esophagus	1.00	Ref^a
Distal esophagus/gastroesophageal junction	1.41	0.71–2.80
Neoadjuvant treatment			.14
No	1.00	Ref^a
Yes	0.49	0.20–1.25
Surgical approach			.31
Transhiatal	1.00	Ref^a
Transthoracic	1.51	0.90–2.54	.12
Anastomosis			.46
Cervical	1.00	Ref^a
Thoracic	1.52	0.77–3.01
Abdominal	1.26	0.52–3.04

^a Ref, reference category.