Table 2.
Odds ratios of genotypes and alleles of tryptophan hydroxylase 1 (TPH1) polymorphism rs10488682 (T/A) in subgroups with different curve pattern.
| Curve pattern | Genotype, allele | N (n 1/n 2) | p value | OR [95% CI] |
|---|---|---|---|---|
| Thoracic/(thoracolumbar + lumbar) (n 1 = 62, n 2 = 43) |
TT versus AA | 4/3 versus 32/22 | 1 | 0.92 [0.19–4.51] |
| TT + TA versus AA | 30/21 versus 32/22 | 1 | 0.98 [0.45–2.14] | |
| TT versus TA + AA | 4/3 versus 58/40 | 1 | 0.92 [0.20–4.33] | |
| T versus A | 34/24 versus 90/62 | 1 | 0.98 [0.53–1.80] | |
|
| ||||
| Thoracolumbar/(thoracic + lumbar) (n 1 = 31, n 2 = 74) |
TT versus AA | 1/6 versus 15/39 | 0.66 | 0.43 [0.05–3.91] |
| TT + TA versus AA | 16/35 versus 15/39 | 1 | 0.98 [0.45–2.14] | |
| TT versus TA + AA | 1/6 versus 30/68 | 1 | 0.92 [0.20–4.33] | |
| T versus A | 17/41 versus 45/107 | 1 | 0.98 [0.53–1.80] | |
|
| ||||
| Lumbar/(thoracolumbar + thoracic) (n 1 = 12, n 2 = 93) |
TT versus AA | 2/5 versus 7/47 | 0.58 | 2.69 [0.43–16.7] |
| TT + TA versus AA | 5/46 versus 7/47 | 0.76 | 0.73 [0.22–2.47] | |
| TT versus TA + AA | 2/5 versus 10/88 | 0.18 | 3.52 [0.60–20.6] | |
| T versus A | 7/51 versus 17/135 | 1 | 1.09 [0.43–2.78] | |
A value of p < 0.05 was considered to be statistically significant. OR indicates odds ratio; CI, confidence interval; n 1, n 2, number of patients.