Table 3 Genotype distribution among the studied groups

 TT/AA

29 (39.7%)

16 (18.8%)

χ² = 8.2, P = 0.004*

χ² = 0.35, P = 0.55

3.15 (1.42–6.99)

 CT/CA

21 (28.8%)

29 (34.1%)

1.26 (0.59–2.69)

 CC/CC

23 (31.5%)

40 (47.1%)

Reference group

Hardy-Weinberg equation

P = 0.002*

P = 0.02*

 GG

35 (47.9%)

27 (31.8%)

χ² = 6.24,

2.67 (1.22–5.83)

 GA

22 (30.1%)

25 (29.4%)

P = 0.01*

1.82 (0.79–4.15)

 AA

16 (21.9%)

33 (38.8%)

χ² = 2.01, P = 0.16

Reference group

Hardy-Weinberg equation

P = 0.002*

P = 0.001*