TABLE 3.  DRD2 Taql A and B RFLP frequencies in drug abusers and controls

 

 

%A1

%B1

Investigators

 

Drug abusers

Controls

Drug abusers

Controls

Smith et al. and

 

 

 

 

 

O’Hara et al.

1992

41% (96/237)

28% (45/160)

32% (76/237)

22% (35/160)

 

1993

 

 

 

 

Noble et al.

1993

51% (27/53)

16% (16/100)

38% (20/52)

13% (7/53)

Comings et al.

1993

42% (45/106)

29% (221/763)

 

 

Gelertner et al.a

1993

45% (49/108)

35% (24/68)

 

 

 

Totals:

 

 

 

43% (217/504)

 

28% (306/1091)

 

33% (96/289)

 

20% (42/213)

   a Estimated from presented data, assuming Hardy-Weinberg equilibrium.
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published 2000