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Table 5 PSS Responses

From: The content validity of the PSS in patients with plaque psoriasis

Item Mean (SD)Median (Range) Floorn (%) Ceilingn (%) None Mild Moderate Severe Very Severe
1. How severe was your pain…? 0.6 (0.8)0 (0–2) 11 (55%) 0 (0%) 11 (55%) 6 (30%) 3 (15%) 0 (0%) 0 (0%)
2. How severe was the redness…? 1.0 (0.9)1 (0–3) 8 (40%) 0 (0%) 8 (40%) 6 (30%) 5 (25%) 1 (5%) 0 (0%)
3. How severe was your itching…? 0.8 (0.9)1 (0–3) 10 (50%) 0 (0%) 10 (50%) 6 (30%) 3 (15%) 1 (5%) 0 (0%)
4. How severe was your burning…? 0.6 (0.9)0 (0–3) 13 (65%) 0 (0%) 13 (65%) 4 (20%) 2 (10%) 1 (5%) 0 (0%)
PSS total score 0.7 (0.8)1 (0–3) 7 (35%) 0 (0%) -- -- -- -- --