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Table 5 D4 Receptor 48 bp repeat genotype group classification

From: DRD2 and DRD4 genes related to cognitive deficits in HIV-infected adults who abuse alcohol

D4 receptor 48 bp repeat genotype

N

%

Genotype group

2/2

8

3.3

1

2/3

2

0.8

1

2/4

20

8.4

1

3/4

2

0.8

1

3/6

3

1.0

1

4/4

140

57.8

1

4/5

5

2.0

1

4/6

6

2.6

1

4/7

40

16.7

2

5/7

6

2.4

2

7/7

10

4.2

2

  1. Group 1 7-absent group: <7-fold repeat of the 48 bp repeat of D4 receptor, Group 2 7-present group: ≥ 7-fold repeat of the 48 bp repeat of D4 receptor