Table 3.
Comparison of single-nucleotide polymorphisms and Fibromyalgia Impact Questionnaire scores in patients from Mexico and Spain
| Spaniards | Mexicans | |||||||
| Genotypes | 25th percentile | Median | 75th percentile | P value | 25th percentile | Median | 75th percentile | P value |
| rs6269 | ||||||||
| AA | 75.1 | 78.6 | 82.1 | 57.7 | 67.53 | 80.5 | ||
| AG | 60.6 | 67.1 | 70.1 | 0.0001 | 68.7 | 77.5 | 80.67 | 0.193 |
| GG | 51.1 | 56.3 | 56.7 | 41.01 | 66.77 | 79.17 | ||
| rs4633 | ||||||||
| CC | 73.9 | 78.7 | 86.1 | 61.4 | 71.25 | 78.17 | ||
| CT | 59.8 | 62.6 | 68.5 | 0.0001 | 60.7 | 71.29 | 82.7 | 0.785 |
| TT | 51.1 | 56.2 | 56.7 | 57.7 | 66.21 | 85.47 | ||
| rs4818 | ||||||||
| CC | 75.1 | 78.1 | 82.4 | 57.7 | 64.20 | 80.5 | ||
| GC | 60.2 | 65.3 | 70.2 | 0.0001 | 68.74 | 77.5 | 81.58 | 0.054 |
| GG | 51.7 | 56.2 | 61.7 | 60.43 | 66.33 | 73.17 | ||
| rs4680 | ||||||||
| AA | 50.62 | 52.3 | 56.1 | 57.7 | 72.97 | 88.24 | ||
| AG | 59.4 | 62.1 | 68.3 | 0.0001 | 62.7 | 74.35 | 83.60 | 0.284 |
| GG | 72.8 | 78.6 | 85 | 59.9 | 68.74 | 76.46 | ||
Only single-nucleotide polymorphisms with significant associations in Spaniards are shown. In Mexicans, none was associated with the Fibromyalgia Impact Questionnaire.