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Table 1 Characteristics of studies included in the present meta-analysis

From: Clinical significance of FBXW7 tumor suppressor gene mutations and expression in human colorectal cancer: a systemic review and meta-analysis

Detection of FBXW7 mutation/expression

Study

Study Region

Recruitment time

No. of patients

Clinical Stage

FBXW7 status method

Cut off

Antibody source

Dilution

Case: Low/High (MT/WT)a

Median follow-up months

Analysis method

OS HR(95%CI)

DFS HR(95%CI)

Quality score

Mutation

Chang, 2015 [11]

Taiwan

2000-2009

1519

TNM I-IV

MassArray

NA

NA

NA

114/1405

NA

Univariate

1.00 (0.98–1.02)

NA

8

Mouradov, 2013 [19]

Australia

2002-2004

822

TNM II-III

Sanger sequencing

NA

NA

NA

41/781

32.2

Univariate

0.96 (0.45–2.06)

NA

7

Korphaisarn, 2017 [16]

USA

2009-2015

527

TNM IV

NGS

NA

NA

NA

43/484

30.4

Multivariate

2.00 (1.27–3.16)

NA

8

Iwatsuki, 2010 [14]

Japan

1993-1999

93

Duke A-D

qRT-PCR

Median

NA

NA

46/47

36

Multivariate

1.98 (1.26–3.27)

NA

7

Gao, 2019 [12]

China

2015-2016

207

TNM I-IV

MiSeq

NA

NA

NA

33/174

23

Univariate

0.59 (0.21–1.68)

0.75 (0.32–1.79)

7

Expression

He, 2019 [13]

China

2009-2011

140

TNM I-IV

IHC

NA

Abcam, USA

1:500

84/56

NA

Univariate

2.30 (0.92–5.76)

2.45 (1.22–4.92)

6

Liu, 2018 [18]

China

2010-2015

509

TNM I-IV

IHC

Score 4

Abcam, USA

1:200

359/150

NA

Univariate

2.22 (1.40–3.45)

NA

6

Li, 2018 [17]

China

2007-2009

276

TNM I-IV

IHC

Score 1

Bethyl, USA

NA

60/216

NA

Multivariate

3.57 (2.23–5.71)

4.63 (2.65–8.13)

7

Tang, 2016 [24]

China

2011-2011

50

Duke A-D

IHC

score 3

Santa Cruz, USA

1:60

23/27

NA

Univariate

1.04 (0.12–9.42)

NA

7

Kawashita, 2017 [15]

Japan

2001-2009

56

NA

IHC

Score 3

Abcam, USA

1:100

24/32

55

Univariate

1.98 (0.42–9.26)

1.50 (0.79–2.85)

7

  1. a Low/High indicates low expression of FBXW7 versus high expression of FBXW7 in studies investigating the RNA or protein level of FBXW7, and the MT/WT implies the mutation of FBXW7 versus wild type of FBXW7 in studies investigating the mutation rate of FBXW7