Table 2.
Percentage of correct classification according to P90.
| Mild (n = 116) |
Moderate (n = 92) |
Severe (n = 46) |
|
|---|---|---|---|
| PASI ≤ 3 | 97 (83.6%) | 11 (11.9%) | - |
| PASI 4–8 | 26 (22.4%) | 75 (81.5%) | - |
| PASI > 8 | - | 10 (10.9%) | 46 (100%) |
| BSA ≤ 4 | 106 (91.4%) | 18 (19.6%) | |
| BSA 5–9 | 9 (0.08) | 60 (65.2%) | 2 (4.3%) |
| BSA > 9 | 11 (11.9%) | 44 (95.6%) | |
| sPGA ≤ 2 | 113 (97.4%) | 36 (39.1%) | 2 (0.04%) |
| sPGA 2–3 | 43 (37.1%) | 81 (88.0%) | 18 (39.1%) |
| sPGA > 3 | 4 (0.04%) | 28 (60.9%) | |
| DLQI ≤ 4 | 107 (92.2%) | 16 (17.4%) | 5 (10.9%) |
| DLQI 5–20 | 9 (0.07%) | 68 (73.9%) | 29 (63.0%) |
| DLQI > 20 | 8 (8.7%) | 12 (26.1%) | |
| Itching VAS ≤ 5 | 107 (92.2%) | 51 (0.55%) | 13 (0.28) |
| Itching VAS 6–9 | 9 (0.07) | 31 (33.7%) | 24 (52.2%) |
| Itching VAS > 9 | 6 (0.06%) | 5 (10.9%) |
Abbreviations: PASI, Psoriasis Area Severity Index; BSA, body surface area; DLQI, Dermatology Life Quality Index; sPGA, static Physician Global Assessment; VAS, visual analogue scale.