Table 1: Main characteristics of all studies included in the meta-analysis

Author

Published year

Country

Ethnicity

Study

design

Genotyping

method

ERCC1 C8092A

ERCC1 C118T

No.

Of case/

controls

case

 

control

HWE

No.

Of case/

controls

case

 

control

HWE

AA

AC

CC

AA

AC

CC

TT

CT

CC

TT

CT

CC

Luo

2013

China

Chinese

HB

MassARRAY

-

-

-

-

-

-

-

Y

297/415

45

114

138

69

158

188

Y

Pan

2013

China

Chinese

HB

MassARRAY

443/444

45

169

229

41

162

241

Y

443/443

193

171

79

211

162

70

Y

Chen

2012

China

Chinese

HB

TaqMan

393/410

50

141

202

35

154

221

Y

393/410

68

154

171

62

152

196

Y

Zhang

2012

China

Chinese

HB

TaqMan

257/278

36

98

123

29

105

144

Y

257/278

33

94

130

22

107

149

Y

McKean-Cowdin

2009

USA

Caucasian

Mixed

Mixed

977/1870

59

361

557

55

728

1087

Y

-

-

-

-

-

-

-

Y

Wrensch

2005

USA

Caucasian

PB

Mixed

450/508

36

176

238

29

212

267

Y

-

-

-

-

-

-

-

Y

Chen

2000

USA

Caucasian

PB

PCR-SSCP

122/159

6

43

73

8

70

81

Y

-

-

-

-

-

-

-

Y

 

Note. Abbreviations: HWE, Hardy-Weinberg equilibrium; HB, hospital-based; PB, population-based; TaqMan, real-time TaqMan analysis; MassARRAY, genotyping was performed using MassARRAY

platform; SSCP, Single-Strand conformation polymorphism; Y: In agreement with HWE.