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Table 2 Data among subjects with different DRD2 TaqI polymorphisms

From: Relationship among methadone dose, polymorphisms of dopamine D2 receptor and tri-dimensional personality questionnaire in heroin-addicted patients

DRD2 TaqI

Borderline index

≦10

Borderline index

11–20

Borderline index

≧21

B1/B1

N = 29

7

16

6

B1/B2

N = 56

23

22

11

B2/B2

N = 53

26

17

10

χ2

5.419

  

p value

0.25