Psychometric properties of the Assessment of Positive Occupation 15 final version in individuals with mental illness.
Takuya Noguchi, Makoto Kyougoku
PMID 34408554WHAT IT FOUND
The APO-15 is a reliable tool for assessing positive occupational engagement in people with mental illness.
It distinguishes those struggling to engage from those who are not, with a cut-off score of 43. Results support its use in both community and hospital settings.
Key findings
01The APO-15 demonstrated good internal consistency (Cronbach's alpha = .893) and acceptable fit for its four-factor structure.
02A total score of 43 was identified as a cut-off point to distinguish between clients who can engage in positive occupations and those who cannot.
03The scale showed moderate correlations with recovery measures (SISR-B and RAS) but only weak correlations with self-reported happiness.
STILL TO COME
How it was doneWhat they foundWhat it means for OTs
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What it does not show
Test-retest reliability was not assessed, so it is unknown how stable scores are over time. The sample was exclusively Japanese, limiting generalizability to other cultural contexts. The majority of participants (74%) had schizophrenia, which may skew results for other mental health conditions. The study was conducted at only 20 sites, which may limit the diversity of the settings included.
Declared interests
No specific funding or conflict of interest declarations were provided in the text.
The easy way to misread this
Do not interpret a low APO-15 score as a lack of general happiness or well-being. The scale showed only weak correlation with self-reported happiness, so it specifically measures engagement in positive occupations, not overall life satisfaction.