Comparison between different reconstruction routes in esophageal squamous cell carcinoma

Table 1 Baseline patient characteristics

Characteristic	Data	Route of reconstruction (%)
		Posterior mediastinal	Retrosternal
Age (yr)
Median	58.3	58.6	58.2
Range	32-79	32-79	34-78
≤ 651	233	90 (75.0)	143 (76.9)
> 65	73	30 (25.0)	43 (23.1)
Sex
Male	237	95 (79.2)	142 (76.3)
Female	69	25 (20.8)	44 (23.7)
BMI (kg/m2)
Median	22.3	22.2	22.3
Range	15.2-35.9	15.2-33.8	15.2-35.9
Smoking index
Median	444.2	483.6	418.7
Range	0-3330	0-3330	0-2000
≤ 4002	174	67 (55.8)	107 (57.5)
> 400	132	53 (44.2)	79 (42.5)
Tumor location
Upper thorax	46	8 (6.7)	38 (20.4)
Middle thorax	153	54 (45.0)	99 (53.2)
Lower thorax	107	58 (48.3)	49 (26.3)
pT status (UICC 7th)
pT1	30	11 (9.2)	19 (10.2)
pT2	55	26 (21.7)	29 (15.6)
pT3	221	83 (69.2)	138 (74.2)
pN status (UICC 7th)
pN0	139	58 (48.3)	81 (43.5)
pN1	93	36 (30.0)	57 (30.6)
pN2	53	16 (13.3)	37 (19.9)
pN3	21	10 (8.3)	11 (5.9)
Tumor grade (UICC 7th)
G1	90	41 (34.2)	49 (26.3)
G2	168	59 (49.2)	109 (58.6)
G3	48	20 (16.7)	28 (15.1)

¹This signals the commencement of “older age” as defined by the World Health Organization (WHO);

²Risk stratification for lung cancer as defined by the WHO. BMI: Body mass index; G: Grade; pN status: Pathological node status; pT status: Pathological tumor status; UICC: International Union Against Cancer.