Table 2.
Concordance of final proposed severity strata with self-reported AD severity.
| Scale | Self-reported AD severity
|
κ-coefficient | ||
|---|---|---|---|---|
| Mild | Moderate | Severe | ||
| POEM | 0–7 | 8–16 | 17–28 | 0.440 |
| DLQI | 0–5 | 6–10 | 11–30 | 0.398 |
| NRS-itch | 0–3 | 4–6 | 7–10 | 0.499 |
| Raw ItchyQOL | ||||
| Total | 22–58 | 59–74 | 75–110 | 0.379 |
| Symptoms | 6–18 | 19–21 | 22–30 | 0.433 |
| Functioning | 6–18 | 19–27 | 28–35 | 0.413 |
| Emotion | 7–26 | 27–33 | 34–45 | 0.327 |
| Mean ItchyQOL | ||||
| Total | 1–2.9 | 3.0–3.9 | 4.0–5.0 | 0.374 |
| Symptoms | 1–2.9 | 3.0–3.9 | 4.0–5.0 | 0.402 |
| Functioning | 1–2.6 | 2.7–3.9 | 4.0–5.0 | 0.413 |
| Emotion | 1–2.9 | 3.0–3.9 | 4.0–5.0 | 0.314 |
| 5-D itch | 0–11 | 12–17 | 18–25 | 0.331 |