Table 1 Outcome measures
Outcome measure | Description | Explanation | Administered |
|---|---|---|---|
Primary | |||
Hopelessness | Beck Hopelessness Scale (BHS)[22] | Scores below 9 on the BHS. Best predictor of subsequent self harm. Scores on a range of 0 to 20 with higher scores indicating greater hopelessness. | Entry, three and twelve months |
Secondary | |||
Hospital repetition of self harm | Data on hospital contacts from participating DHB's and the New Zealand Health Information Service National Minimum Dataset | Three and twelve months | |
Depression and anxiety | Hospital Anxiety and Depression Scale (HADS)[23] | Self report scale. Scores of 10 and above on the anxiety and depression sub scales indicate clinically significant symptoms. | Baseline, three and twelve months. |
Health status | EQ-5D [24] | A generic health-related quality of life index that can be related to costs. | Baseline, three and twelve months. |
Self report repetition of self-harm | Self report assessed by telephone interviewer blind to allocation | Three and twelve months | |
Social functioning | SF-36 [25] | A generic measure of functional health and well being | Baseline, three and twelve months |
Sense of belonging | Sense of belonging instrument (SOBI) [26] | Self report scale on sense of belonging to a community and ethnicity | Baseline, three and twelve months |
Cultural identity | Cultural identity profile [27] | Produces four indicators of cultural identity, a secure, positive, notional or compromised identity | Baseline, three and twelve months |
Seriousness of suicide attempt | Self rated objective part of the Beck Suicide Intent Scale (BSIS)[28] | Self report scale indicating the degree of suicidal intent of the self harm episode | Baseline |
Costs following index attempt | Health service use, costs of attending care, cost of medication and time off work | Self report assessed by telephone interviewer blind to allocation | Three and twelve months |