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Table 1 Characteristics of included studies

From: Association of TCF4 polymorphisms and fuchs’ endothelial dystrophy: a meta-analysis

First Author (year)

Country

Ethnicity

Study design

Genotyping method

Case/Control

Source of control

SNP

HW-E test

Baratz (2010)a [8]

USA

Caucasian

GWAS

Taqman assay

130/260

HB

rs613872,rs17595731,

yes

rs9954153,rs2286812

Baratz (2010)b [8]

USA

Caucasian

GWAS

Taqman assay

150/150

HB

rs613872,rs17595731,

yes

rs9954153,rs2286812

Li (2011) [23]

USA

Caucasian

Case–control

Taqman assay

450/340

HB

rs613872

yes

Riazuddin (2011) [24]

USA

Caucasian

Case–control

Taqman assay

170/180

HB

rs613872

yes

Thalamuthu (2011) [34]

Singapore

Asian

Case–control

MassArray

57/121

HB

rs2286812

yes

Igo (2012) [22]

USA

Caucasian

Case–control

Taqman assay

531/204

HB

rs613872

no

Kuot (2012) [16]

Australia

Caucasian

Case–control

MassArray

103/275

HB

rs613872,rs9954153,

yes

rs2286812,rs17595731

Stamler (2013) [15]

USA

Caucasian

Case–control

Taqman assay

82/163

HB

rs613872

yes

Nanda (2014) [17]

India

Asian

Case–control

PCR-sequencing

44/108

HB

rs613872

yes

Wang (2014) [35]

China

Asian

Case–control

Taqman assay

34/491

HB

rs2286812

yes

Li (2014) [19]

USA

Caucasian

Case–control

Taqman assay

529/494

HB

rs613872

yes

Mootha (2014) [13]

USA

Caucasian

Case–control

Taqman assay

120/100

HB

rs613872

yes

Wieben (2014) [25]

USA

Caucasian

Case–control

PCR-sequencing

68/16

HB

rs613872

yes

  1. HW-E Hardy Weinberg equilibrium; PCR polymerase chain reaction; HB hospital-based
  2. aThe data extracted from discovery group
  3. bThe data extracted from replication group