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Table 1 Main characteristics of studies included for investigation of association between SNP − 11377 (rs266729) and risk of type 2 diabetes

From: Adiponectin gene polymorphisms and risk of type 2 diabetes: an updated evidence for meta-analysis

Author’s name

Country

Study design

Sex ratio (M/F)

Genotyping

method

Ethnicity

Target population

Disease

Sample size (Diabetes)

Sample size (control)

Case

  

Control

  

P-value for HWE

NOS score

          

GG

CG

CC

GG

CG

CC

  

Zhang et al. [17]

Sweden

Cohort

313/265

DASH

Caucasian

American

T1D

578

599

35

232

310

29

230

340

0.022

7

Hara et al. [18]

Japan

Case–control

267/117

SNaPshot ddNTP

Asian

Japanese

T2D

384

480

24

127

233

37

178

265

0.77

8

Vasseur et al. [19]

France

Case–control

604/769

Ampli-Fluor

Caucasians

French

T2D

1373

743

46

274

300

45

264

382

0.71

8

Gu et al. [20]

Sweden

Case–control

56/50

DASH

Caucasians

Swedish

T2D

106

497

11

34

58

53

186

247

0.25

8

Hu et al. [21]

USA

Nested Case–control

642F

TaqMan

Caucasians

Caucasians

T2D

642

995

41

244

357

59

379

557

0.75

9

Gibson et al. [22]

UK

Case–control

390/422

Ampli-Fluor

Caucasians

French

T2D

812

1044

59

320

433

70

402

572

0.003

7

Vasseur et al. [23]

France

Case–control

115/329

TaqMan

Caucasians

French

T2D

444

535

10

98

123

13

90

167

0.04

8

Tso et al. [24]

Hong Kong

Cohort

76/82

PCR–RFLP

Chinese

Chinese

T2D

50

104

10

62

86

8

44

52

0.1

7

Schwarz et al. [25]

Germany

Cohort

224/191

TaqMan

Caucasians

German

T2D

365

323

35

143

187

20

120

183

0.003

7

Gable et al. [26]

UK

Cohort

169 M

TaqMan

Caucasians

European

T2D

169

2767

15

60

83

175

1038

1440

0.43

6

Olckers et al. [27]

South Africa

Cohort

31/196

TaqMan

Black

South African

T2D

227

226

1

60

166

5

60

161

0.05

6

Sun et al. [28]

China

Case–control

138/117

PCR–RFLP

Chinese

Chinese

T2D

255

120

14

119

122

5

41

74

0.05

7

Hivert et al. [29]

USA

Cohort

515/580

MS

white

white

T2D

1095

1448

11

98

124

146

784

1259

2.52

7

Wang et al. [30]

China

Case–control

394/591

TaqMan

Han Chinese

Han Chinese

T2D

985

1050

79

379

479

61

408

529

2.31

7

Yang et al. [31]

China

Case–control

75/137

PCR–RFLP

Han Chinese

Han Chinese

T2D

212

585

22

90

100

50

210

325

3.6

7

Wang et al. [32]

China

Case–control

196/142

PCR–RFLP

Chinese

Chinese

T2D

338

460

21

101

165

15

161

243

3.53

8

Chiodini et al. [33]

Italy

Cohort

285/218

TaqMan

Italians

Italians

T2D

503

503

22

159

322

22

160

321

0.72

9

Karimi et al. [34]

Iran

Case–control

36/44

PCR–RFLP

Iranian

Iranian

T2D

80

80

2

32

441

1

29

50

0.65

6

Palit et al. [35]

India

Case–control

142/143

PCR–RFLP

Gujarat

Indian

T2D

285

286

148

148

137

131

131

155

0.2

7

Palit et al.

India

Case–control

217/174

PCR–RFLP

Jand K

Indian

T2D

503

290

194

194

309

139

139

151

0.2

8

Ramya et al. [36]

India

Case–control

497/603

PCR–RFLP

South Indian

Indian

T2D

1073

1053

71

71

572

49

383

621

0.004

6

Mtiraoui et al. [37]

Tunisia

Case–control

422/495

TaqMan

Caucasian

Tunisia

T2D

917

748

89

89

4231

50

279

419

5.1

9

Cui et al. [4]

China

Case–control

85/118

IMLDR

Chinese

Chinese

T2D

203

203

10

10

110

15

83

105

0.47

7

Nomani et al. [38]

Iran

Case–control

43/57

PCR–RFLP

Iranian

Iranian

T2D

100

95

3

3

61

1

28

66

0.35

8

Alimi et al. [11]

Iran

Case–control

57/43

Tetra ARMS-PCR

Iranian

Iranian

T2D

100

110

9

9

33

9

46

55

0.041

8

Populaire et al. [39]

Japan

Case–control

82/82

PCR–RFLP

 

Japanese

T2D

164

183

11

11

105

10

87

86

0.002

6