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Table 3 The status of rate control with diltiazem in the presence of polymorphism in *2, *3, *4 and *10 alleles and their statistical association

From: Diltiazem efficacy and CYP2D6 gene polymorphism in patients with atrial fibrillation with rapid ventricular response

  

Adequate rate control after one or two doses of diltiazem (%)

Inadequate rate control after one or two doses of diltiazem (%)

Total (%)

 

*2

wt/wt

40 (71.4)

16 (28.6)

56 (100)

p* = 0.003

wt/*2

12 (38.7)

19 (61.3)

31 (100)

*3

wt/wt

39 (63.9)

22 (36.1)

61 (100)

p* = 0.225

wt/*3

13 (50)

13 (50)

26 (100)

*4

wt/wt

47 (75.8)

15 (24.2)

62 (100)

p* = 0.0001

wt/*4

5 (20)

20 (80)

25 (100)

*10

wt/wt

52 (66.7)

26 (33.3)

78 (100)

p** = 0.0001

wt/*10

0 (0.0)

9 (100)

9 (100)

  1. Bold values indicate p < 0.05 which is statistically significant
  2. p* values derived from Pearson Chi-square test
  3. p** values derived from Fisher's exact chi-square test