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Table 1 Relevant studies concerning relationships between GDF5 rs143383 polymorphisms and knee osteoarthritis

From: Association between growth differentiation factor 5 rs143383 genetic polymorphism and the risk of knee osteoarthritis among Caucasian but not Asian: a meta-analysis

Author

Year

Country

Ethnicity

Type of disease

Study design

Sample size of case/control

Genotyping methods

HWE among controls

NOS

Elazeem et al. [16]

2017

Egypt

Caucasian

KOA

Case-control

50/50

Taqman

0.58

8

Ozcan et al. [17]

2016

Turkey

Caucasian

KOA

Case-control

94/279

PCR-RFLP

0.06

8

Mishra et al. [15]

2013

India

Asian

KOA

Case-control

300/300

PCR-RFLP

0.97

8

Tawonsawatruk et al. [19]

2011

Thailand

Asian

KOA

Case-control

90/103

PCR-RFLP

0.63

8

Cao et al. [20]

2010

Korea

Caucasian

KOA

Case-control

276/298

PCR-RFLP

0.34

8

Valdes et al.—Nottingham [21]

2009

UK

Caucasian

KOA

Case-control

735/654

Allele-specific PCR

0.99

8

Valdes et al.—Chingford [25]

2009

UK

Caucasian

KOA

Case-control

259/509

Allele-specific PCR

0.90

8

Tsezou et al. [22]

2007

Greece

Caucasian

KOA

Case-control

251/268

Direct sequence

0.66

8

Miyamoto et al.—Japan [18]

2007

Japan

Asian

KOA

Case-control

718/861

Taqman

0.96

8

Miyamoto et al.—China [18]

2007

China

Asian

KOA

Case-control

313/485

Taqman

0.28

8

Southam et al.—UK [23]

2007

UK

Caucasian

KOA

Case-control

509/822

PCR-RFLP

0.26

8

Southam et al.—Spain [23]

2007

Spain

Caucasian

KOA

Case-control

274/1196

Taqman

0.54

8

Shin et al. [24]

2012

Korea

Asian

KOA

Case-control

725/1737

High-resolution melting analysis

0.17

8

Yao et al. [28]

2008

China

Asian

KOA

Case-control

313/485

PCR-RFLP

0.33

8

Vaes et al. [26]

2009

Netherland

Caucasian

KOA

Case-control

667/2097

Taqman

0.72

8

Zhang et al. [5]

2019

China

Asian

KOA

Case-control

288/397

Taqman

0.56

8

García-Alvarado et al. [27]

2018

Mexico

Caucasian

KOA

Case-control

145/145

RT-PCR

0.89

8

Valdes et al.—GOAL [25]

2011

UK

Caucasian

KOA

Case-control

867/758

Allele-specific PCR

0.83

8

Valdes et al.—Hertfordshire [25]

2011

UK

Caucasian

KOA

Case-control

1141/536

Allele-specific PCR

0.22

8

Chapman et al. [11]

2008

Netherland

Caucasian

KOA

Case-control

142/724

Mass spectrometry

0.55

8