Table 1 Clinical staging model (Adapted from Hickie and colleagues [25])
Stage | Description |
|---|---|
Stage 0 | Asymptomatic individuals at risk of a disorder who have not yet presented for care |
Stage 1a | Help-seeking individuals with mild symptoms and mild functional impairment |
Stage 1b | People with attenuated syndromes with partial specificity, often with mixed or ambiguous symptoms and moderate functional impairment |
Stage 2 | People with discrete disorders: clear episodes of psychotic, manic, or severe depressive symptoms |
Stage 3 | People with recurrent or persistent disorders |
Stage 4 | People with severe, treatment-resistant, or unremitting disorder |