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Table 1 Demographic and pre-nCRT clinical factors in pCR and non-pCR groups

From: Predictors of pathological complete response to neoadjuvant chemoradiotherapy for esophageal squamous cell carcinoma

Demographic factors

Parameters

All (n = 282)

pCR (n = 59)

Non-pCR (n = 223)

P-value

Gender

   

0.94

 Male

272

57

215

 Female

10

2

8

Age

55.2 ± 9.8

58.6 ± 9.5

54.4 ± 9.7

0.003

BMI

 

22 ± 3.3

21.5 ± 3.5

0.3

HTN

   

<0.001

 Yes

28

13

15

 No

254

46

208

DM

   

0.093

 Yes

16

6

10

 No

266

53

213

Smoking

   

<0.001

 Ever

254

46

208

 Never

28

13

15

Alcohol

   

0.03

 Ever

244

46

198

 Never

38

13

25

Betal nut chewing

   

0.39

 Ever

119

22

97

 Never

163

37

126

Pre-nCRT factors

Parameters

All (n = 282)

pCR (n = 59)

Non-pCR (n = 223)

P -value

Pre-nCRT Hb (g/dl)

13.2 ± 1.66

13.1 ± 1.67

13.2 ± 1.65

0.55

Pre-nCRT WBC (/ul)

8,046 ± 2,967

8,286 ± 3,698

7,982 ± 2,748

0.486

Pre-nCRT Albumin (g/dl)

3.99 ± 0.48

4 ± 0.5

3.98 ± 0.48

0.6

Pre-nCRT Platelet (1,000/ul)

278 ± 98

261 ± 77

283 ± 103

0.15

Tumor length (cm)

6.8 ± 2.6

5.9 ± 2.6

7 ± 2.5

0.003

Tumor grade

   

0.08

 WD

14

3

11

 MD

199

34

165

 PD

69

22

47

Clinical stage

   

0.29

 II

71

15

56

 III

202

44

158

 IV

9

0

9

Clinical N status

   

0.8

 No

40

9

31

 Non-No

242

50

192

LN metastases site

   

0.15

 Non or Mediastinal

236

53

183

 Outside mediastinal

46

6

40

  1. BMI, Body mass index; Hb, Hemogobin; HTN, Hypertension; nCRT, Neoadjuvant chemoradiotherapy; pCR, Pathological complete response; WBC, White blood cells.
  2. LN,Lymph node; DM, Diabetes mellitus.