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Table 2 The association between ESR1 (ERα) and ESR2 (ERβ) mRNA expression and clinico-pathological characteristics

From: Selective oestrogen receptor antagonists inhibit oesophageal cancer cell proliferation in vitro

Variable

No.

ESR1 (ERα) mRNA expression

ESR2 (ERβ) mRNA expression

Normal mucosa

Tumour

Normal mucosa

Tumour

Median (IQR)

P b

Median (IQR)

 

Median (IQR)

P b

Median (IQR)

P b

Gender

Female

6

11.8 (5.7, 24.5)

0.2

14.6 (6.9, 58.1)

0.37

1.7 (1.1, 2.3)

0.31

4.1 (1.3, 5.9)

0.37

Male

28

6.9 (7.2, 17.8)

15.4 (5.6, 23.2)

1.8 (1.3, 3.0)

2.1 (1.8, 5.0)

Histology

AC

28

9.5 (6.5, 18.5)

0.4

14.3 (5.5, 23.6)

0.055

1.8 (1.3, 2.5)

0.39

2.1 (1.5, 5.9)

0.16

SCC

6

11.2 (6.9, 15.3)

22.6 (18.4, 25.2)

1.7 (1.1, 2.5)

3.1 (2.1, 6.0)

T-stagea

pT1

8

8.4 (7.6,14.2)

0.24

9.5 (3.3, 15.8)

0.02

1.7 (1.2, 3.6)

0.53

2.0 (0.9, 5.4)

0.085

pT2

3

5.7 (2.5, 13.8)

5.7 (5.3, 8.9)

0.8 (0.7, 3.5)

1.7 (0.5, 1.8)

pT3

23

14.7 (6.3, 18.7)

20 (13, 31)

1.9 (1.35, 27)

3.1 (1.8, 5.6)

LN statusa

N0

15

7.8 (6.1, 13.4)

0.01

9.7 (5.4, 19.7)

0.02

1.4 (1.3, 2.7)

0.15

2.0 (1.0, 5.3)

0.11

N1

19

15.9 (7.8, 21.3)

18.2 (7.3, 40.5)

1.9 (1.4, 2.4)

3.1 (1.8, 7

Gradea

Moderate

25

10.2 (6.7, 18.4)

 

15.3 (6.0, 22.5)

 

1.8 (1.2, 2.7)

 

2.8 (1.8, 6.1)

 

Poor

9

7.8 (5.4, 16.3)

19.7 (6.0, 36.6)

1.9 (1.3, 2.6)

1.8 (1.0, 5.1)

VIa

No

21

8.8 (6.2, 22.3)

0.42

14.8 (5.1, 21.4)

0.07

1.9 (1.3, 2.9)

0.41

2.0 (0.9, 4.4)

0.01

Yes

13

10.2 (7.8, 16.9)

17.0 (10.7, 28.1)

1.8 (1.3, 2.3)

3.3 (2.9, 7.1)

BM

Yes

13

13.4 (6.4, 21.3

0.26

14.6 (6.1, 18.7)

0.31

2.1 (1.3, 5.9)

0.12

1.7 (1.2, 2.9)

0.054

No

15

6.3 (2.5, 16.6)

14.8 (5.1, 44.4)

1.9 (1.3, 2.3)

2.8 (1.7, 5.5)

CRM

No

23

13.4 (6.7, 21.3)

0.21

14.8 (5.7, 20.3)

0.12

1.9 (1.2, 2.7)

0.44

2.0 (1.0, 7.2)

0.09

Yes

11

8.6 (6.0, 16.6)

22.5 (7.3, 25.7)

1.8 (1.3, 2.4

2.1 (1.5, 3.1)

  1. AC oesophageal adenocarcinoma, SCC squamous cell carcinoma, pT stage is tumour’s depth, LN status is lymph node involvement, BM, Barrett’s metaplasia, CRM, circumferential resection margin, IQR interquartile range
  2. aThe 7th TNM Classification of Malignant Tumours proposed by the AJCC/UICC (Sobin LH, 2010)
  3. b Analysis performed Mann Whitney U test and Kruskal-Wallis test as appropriate