Patients who develop PsA (n=151) | Matched controls (n=755) | P values* | Non-matched controls (n=36 812) | P values† | |
Female sex, n (%) | 87 (57.6) | 435 (57.6) | NA | 20 314 (55.2) | 0.55 |
Age, years (SD) | 43.8 (10.1) | 43.8 (10.1) | NA | 47.1 (13.4) | <0.001 |
Married or partner, n (%) | 102 (67.5) | 521 (69.0) | 0.61 | 24 839 (67.5) | 0.98 |
Skin psoriasis, n (%) | 100/128 (78.1) | NA | NA | NA | NA |
Weight, kg (SD) | 80.4 (15.5) | 76.0 (13.5) | <0.001 | 76.4 (13.6) | <0.001 |
Height, cm (SD) | 170.0 (8.6) | 170.8 (9.1) | 0.19 | 170.7 (9.0) | 0.30 |
Body mass index, kg/m2 (SD) | 27.2 (4.5) | 25.9 (3.7) | <0.001 | 26.2 (3.9) | <0.01 |
Current smoking, n (%) | 62 (41.1) | 215 (28.5) | <0.01 | 9341 (26.6) | <0.001 |
Total cholesterol, mmol/L (SD) | 5.85 (1.16) | 5.77 (1.16) | 0.47 | 5.83 (1.2) | 0.87 |
HDL cholesterol, mmol/L (SD) | 1.32 (0.35) | 1.40 (0.39) | 0.03 | 1.39 (0.38) | 0.01 |
LDL cholesterol, mmol/L (SD) | 4.83 (1.04) (n=146) | 4.81 (1.05) (n=735) | 0.87 | 3.68 (1.08) (n=35 774) | 0.83 |
Triglycerides, mmol/L, median (IQR) | 1.87 (1.23) | 1.69 (1.10) | 0.08 | 1.7 (1.09) | 0.05 |
Systolic blood pressure, mm Hg (SD) | 132.7 (15.0) | 131.5 (16.6) | 0.40 | 132.7 (15.0) | 0.35 |
Diastolic blood pressure, mm Hg (SD) | 79.9 (10.1) | 79.1 (10.7) | 0.41 | 79.5 (11.3) | 0.68 |
P values for difference between PsA and matched controls analysed with mixed linear and logistic analysis.
Unless stated, continuous values are mean (SD), categorical values are number (%).
*Comparing patients with PsA and matched controls.
†Comparing patients with PsA and all non-matched controls.
HDL, high-density lipoprotein; HUNT, Nord-Trøndelag Health Study; LDL, low-density lipoprotein; PsA, psoriatic arthritis.