Construction and validation of the Self-care Assessment Instrument for patients with type 2 diabetes mellitus.
Simonize Cunha Barreto de Mendonça, Maria Lúcia Zanetti, Namie Okino Sawada and 3 others
PMID 28591298WHAT IT FOUND
Experts and patients reviewed a new diabetes self-care questionnaire and judged its content valid.
The full set of items scored 0.98 on agreement. However, the tool has not yet been tested for reliability or ability to predict patient outcomes.
Key findings
01The full set of items presented a Content Validity Index of the scale of 0.98, evidencing satisfactory content validity.
0214 patients with type 2 diabetes participated in the semantic analysis to ensure the items were understandable.
03The instrument must still be subjected to experimental and analytical procedures before it can be used in clinical practice.
STILL TO COME
How it was doneWhat they foundWhat it means for RNs
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What it does not show
The study only validated the content and wording. It did not test if the scores remain stable over time or if they accurately reflect patient health outcomes. The sample for semantic analysis was small (14 patients), which may not represent all literacy levels or cultural backgrounds. The instrument is based on a specific nursing theory (Orem) and may not capture self-care behaviors outside that framework.
Declared interests
No specific funding source or conflict of interest declarations were stated in the provided text.
The easy way to misread this
Do not assume this questionnaire is a validated diagnostic tool ready for clinical use. It has only been checked to see if experts and patients agree on the wording. It has not been proven to reliably measure self-care ability or predict diabetes outcomes.