Table 3 Validity coefficients of different SSI cutoffs against K-SADS-PL diagnosed significant suicidal ideation at an adolescent sample of 146 outpatients
From: Psychometric properties and clinical utility of the Scale for Suicidal Ideation (SSI) in adolescents
SSI cutoff | 0–1 | 1–2 | 2–3 | 3–4 | 4–5 | 5–6 | 6–7 | 7–8 | 8–9 | 9–10 | 10–11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Sensitivity | 78.7% | 76.6% | 76.6% | 76.6% | 68.1% | 66.0% | 59.6% | 59.6% | 59.6% | 57.4% | 51.1% |
Specificity | 66.7% | 73.1% | 74.3% | 77.2% | 78.9% | 82.5% | 85.4% | 88.9% | 91.2% | 91.8% | 93.0% |
Youden | 0.46 | 0.50 | 0.51 | 0.54 | 0.47 | 0.49 | 0.45 | 0.49 | 0.51 | 0.49 | 0.44 |