Table 5.
Genotype distribution in elite endurance athletes and non-athletes of liver-metabolizing polymorphisms
| Elite endurance athletes (n = 123) n (%) | Non-athletes (n = 122) n (%) | p value | |
|---|---|---|---|
| CYP2D6 | |||
| A/A | 1 (1.66%) | 2 (1.64%) | < 0.001 |
| G/A | 17 (13.82%) | 44 (36.06%) | |
| G/G | 105 (85.36%) | 76 (62.30%) | |
| GSTM1 | |||
| + | 36 (29.27%) | 45 (36.88%) | 0.205 |
| − | 87 (70.73%) | 77 (63.12%) | |
| GSTP | |||
| G/G | 8 (6.51%) | 13 (10.65%) | 0.122 |
| G/A | 38 (30.89%) | 48 (39.35%) | |
| A/A | 77 (62.60%) | 61 (50%) | |
| GSTT | |||
| + | 89 (72.36%) | 70 (57.38%) | 0.014 |
| − | 34 (27.64%) | 52 (42.62%) | |