Variables | Youth, 18–44 Yrs | Middle-aged, 45–59 Yrs | Elderly, ≥ 60 Yrs | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Control | Non-PsA | PsA | p | Control | Non-PsA | PsA | p | Control | Non-PsA | PsA | p | |
No. patients | 141 | 135 | 48 | – | 73 | 70 | 25 | – | 39 | 37 | 13 | – |
Age, yrs | 32.22 ± 7.12 | 31.64 ± 7.39 | 33.71 ± 6.43 | > 0.05 | 51.26 ± 4.63 | 49.73 ± 3.96 | 50.24 ± 4.74 | > 0.05 | 63.41 ± 3.76 | 67.06 ± 6.51 | 70.31 ± 7.25 | > 0.05 |
Male, % | 66.67 | 62.96 | 60.41 | > 0.05 | 65.75 | 67.14 | 68.00 | > 0.05 | 48.72 | 44.73 | 42.85 | > 0.05 |
BMI, kg/m2 | 22.76 ± 3.05 | 22.20 ± 2.73 | 22.29 ± 2.72 | > 0.05 | 23.55 ± 2.83 | 23.94 ± 2.61 | 23.27 ± 3.57 | > 0.05 | 23.07 ± 2.87 | 23.06 ± 3.38 | 23.45 ± 2.90 | > 0.05 |
Psoriasis duration, yrs, range | – | 0.12–20 | 0.25–23 | – | – | 0.2–40 | 0.5–38 | – | – | 0.5–50 | 4–50 | – |
Psoriasis duration, yrs | – | 6.86 ± 5.52 | 8.94 ± 5.89 | < 0.05 | – | 10.62 ± 9.11 | 14.98 ± 9.05 | < 0.05 | – | 13.95 ± 13.33 | 20.31 ± 14.78 | < 0.05 |
PsA: psoriatic arthritis; BMI: body mass index.