Alteration of plasma metabolites associated with chemoradiosensitivity in esophageal squamous cell carcinoma via untargeted metabolomics approach

Table 1 Clinical characteristics of the patients

Clinical characteristics	Case	Histological response		P values
Clinical characteristics	n = 46	non-pCR (n = 23)	pCR (n = 23)	P values
Gender				0.758
Male	30	16	14
Female	16	7	9
Age				1.000
<65	19	9	10
≥ 65	27	14	13
Tumor location				0.041*
Cervical	2	2	0
Lt	7	5	2
Mt	23	13	10
Ut	14	3	11
TNM stage				0.028*
II	4	0	4
III	42	23	19
Smoking				0.136
Yes	20	13	7
No	26	10	16
Drinking				1.000
Yes	16	8	8
No	30	15	15

ISSN: 1471-2407