Table 2 Prevalences and means of outcomes among groups
PsA (n = 123) | PsO (n = 139) | Controls (n = 138) | p * value | |
|---|---|---|---|---|
Trilaminar Structure (Wortsman’s Classification) – n(%) † | ||||
0 | 91 (74.0) | 107 (77.0) | 137 (99.3)** | < 0.001 |
I | 4 (3.3) | 9 (6.5)** | 1 (0.7) | |
II | 15 (12.2)** | 5 (3.6) | 0 (0.0) | |
III | 9 (7.3)** | 7 (5.0) | 0 (0.0) | |
IV | 4 (3.3) | 11 (7.9)** | 0 (0.0) | |
Degree of PD Nail Matrix and Bed Together– n(%)† | ||||
0 | 19 (17.8) | 7 (6.5) | 10 (9.4) | p = 0.133 |
1 | 77 (72.0) | 91 (85.0) | 84 (79.2) | |
2 | 7 (6.5) | 8 (7.5) | 8 (7.5) | |
3 | 4 (3.7) | 1 (0.9) | 4 (3.8) | |
NPT – mean ± SD ‡ | 0.73 ± 0.14a | 0.72 ± 0.15a | 0.67 ± 0.10b | =0.001 |
NBT – mean ± SD ‡ | 1.88 ± 0.34 | 1.97 ± 0.38 | 1.90 ± 0.31 | =0.085 |
NMT – mean ± SD ‡ | 2.00 ± 0.32 | 2.07 ± 0.37 | 1.97 ± 0.36 | =0.068 |
NMRI – mean ± SD ‡ | (n = 84) 0.49 ± 0.06 | (n = 95) 0.50 ± 0.07 | (n = 91) 0.49 ± 0.06 | =0.415 |
NBRI – mean ± SD ‡ | (n = 46) 0.51 ± 0.07 | (n = 83) 0.53 ± 0.07 | (n = 79) 0.52 ± 0.06 | =0.115 |