Positive (PPV) and negative predictive values (NPV) for different case definitions of depression and CMD
| Depression | Common mental disorder | |||
|---|---|---|---|---|
| Case definition | NPV (95% CI) | PPV (95% CI) | NPV (95% CI) | PPV (95% CI) |
| Current treatment | 93.4% (92.1% to 94.6%) | 41.7% (25.5% to 59.2%) | 87.5% (85.1% to 89.1%) | 45.3% (31.6% to 60.0%) |
| Current diagnosis | 93.1% (91.7% to 94.3%) | 57.1% (28.9% to 82.3%) | 87.0% (85.2% to 88.6%) | 45.2% (27.3% to 64.0%) |
| Current diagnosis, treated | 93.0% (91.6% to 94.2%) | 60.0% (26.2% to 87.8%) | 86.7% (84.9% to 88.4%) | 47.1% (23.0% to 72.2%) |
| Current diagnosis or symptoms | 94.0% (92.7% to 95.1%) | 53.3% (37.9% to 69.3%) | 87.9% (86.2% to 89.5%) | 50.8% (37.9% to 63.6%) |
| Current diagnosis or symptoms, treated | 93.3% (91.9% to 94.5%) | 45.0% (23.1% to 68.5%) | 87.1% (85.3% to 88.7%) | 53.6% (33.9% to 72.5%) |
| Current diagnosis or symptoms or treatment | 94.2% (92.9% to 95.3%) | 45.9% (33.1% to 59.2%) | 88.3% (86.6% to 89.9%) | 46.6% (35.9% to 57.5%) |
| Historical or current diagnosis, currently treated | 93.1% (91.7% to 94.3%) | 66.7% (34.9% to 90.1%) | 86.9% (85.1% to 88.5%) | 52.4% (29.8% to 74.3%) |
| Historical or current diagnosis or symptoms, currently treated | 93.3% (92.0% to 94.5%) | 57.1% (34.0% to 78.2%) | 87.2% (85.4% to 88.8%) | 53.1% (34.7% to 70.9%) |
| Historical diagnosis, currently treated OR current diagnosis | 93.2% (91.8% to 94.4%) | 62.5% (35.4% to 84.8%) | 87.2% (85.4% to 88.8%) | 48.6% (31.4% to 66.0%) |
| Historical diagnosis, currently treated OR current diagnosis or symptoms | 94.1% (92.8% to 95.2%) | 54.3% (39.0% to 69.1%) | 88.0% (86.3% to 89.6%) | 51.5% (38.9% to 64.0%) |
| Historical or current diagnosis or symptoms, currently treated OR current diagnosis | 93.4% (92.0% to 94.6%) | 59.1% (36.4% to 79.2%) | 87.4% (85.6% to 89.0%) | 51.2% (35.1% to 67.1%) |
| Historical or current diagnosis or symptoms, currently treated OR current diagnosis or symptoms | 94.1% (92.8% to 95.2%) | 54.3% (39.0% to 69.1%) | 88.0% (86.3% to 89.6%) | 50.7% (38.2% to 63.2%) |