Table 1 A comparative study of PPARγ2, ACE, MTHFR, FABP2 and FTO genes polymorphism with T2DM in various ethnic groups

Japanese

[22]

4.35

<0.05

Y

USA

[23]

1.24

<0.05

0.99–1.57

Y

UK

[24]

0.86

<0.05

0.81, 0.90

Y

Caucasians

[25]

0.81

<0.05

0.72. 0.91

Y

Europeans

[26]

0.81

<0.05

0.75, 0.88

Y

North Indian

[27]

0.65

<0.05

0.42-0.99

Y

USA

[21]

0.12

<0.05

0.03–0.52

Y

French population

[28]

1.37

<0.05

Y

ACE

Ethinicity

Reference

OR

P value

95%CI

Significant (Y/N)

North Indian

[29]

<0.05

Y

Indian

[30]

8.826

<0.05

1.012,76.96

Y

Malaysian

[9]

>0.05

N

Taiwanese

[31]

<0.05

Y

Iranian

[10]

3.122

<0.05

1.12-8.64

Y

Japanese

[32]

1.49

<0.05

1.01-2.21

Y

UK

[7]

1.55

<0.05

0.89-2.60

Y

Turkish

[33]

<0.05

Y

Australian

[34]

1.16

>0.05

0.94-1.43

N

Caucasians

[35]

>0.05

N

MTHFR

Ethinicity

Reference

OR

P value

95%CI

Significant (Y/N)

Turkish

[11]

3.76

<0.05

1.28-11.00

Y

Brazilian

[13]

>0.05

N

Chinese

[14]

4.04

<0.05

1.95-8.34

Y

North Indian

[27]

0.54

<0.05

0.29-0.98

Y

FABP2

Ethinicity

Reference

OR

P value

95%CI

Significant (Y/N)

North Indian

[29]

>0.05

N

USA

[19]

<0.05

Y

FTO

Ethinicity

Reference

OR

P value

95%CI

Significant (Y/N)

North Indian

[21]

1.46

<0.05

1.11–1.93

Y

South Asian Indians

[36]

<0.05

Y

South African

[37]

>0.05

N

Spanish

[38]

0.97

>0.05

0.85-1.16

N

Scotland

[39]

<0.05

Y