Table 2 Frequency distribution of PTPN22 +1858 C/T polymorphism in psoriatic arthritis patients and controls
From: Association between the PTPN22+1858 C/T polymorphism and psoriatic arthritis
Genotype | Patients (n= 291) n (%) | Controls (n= 725) n (%) | χ2 | P-value | OR | 95% CI |
|---|---|---|---|---|---|---|
CC | 204 (70.1) | 563 (77.7) | 6.40 | 0.011 | 0.67 | 0.49 to 0.93 |
CT | 81 (27.8) | 152 (21.0) | 5.54 | 0.019 | 1.45 | 1.05 to 2.01 |
TT | 6 (2.1) | 10 (1.3) | 0.62 | 0.430 | 1.51 | 0.48 to 4.54 |
CT+TT | 87 (29.9) | 162 (22.3) | 6.56 | 0.010 | 1.49 | 1.10 to 2.02 |
T allele | 93 (16.0) | 172 (11.9) | 6.21 | 0.013 | 1.41 | 1.07 to 1.87 |