From: Validation of a novel online depression symptom severity rating scale: the R8 Depression
NICE depression severity | R8 Depression score | PHQ-9 | QIDS | ||
---|---|---|---|---|---|
Depression severity | Score | Depression severity | Score | ||
None | < 17 | Minimal depression | 0–4 | None | 0–5 |
Mild | ≥ 17 and < 28 | Mild | 5–9 | Mild | 6–10 |
Moderate | ≥ 28 and < 50 | Moderate and Moderately severe | 10–19 | Moderate and Severe | 11–20 |
Severe | ≥ 50–100 | Severe | 20–27 | Very severe | 21–27 |