Exact(60)
The different stages of the questionnaire development and item reduction are detailed in Fig. 4.
After comparison with controls, item reduction will follow, resulting in an ICU-specific PROM questionnaire.
Methods: The first phase consisted of item generation, item reduction, formulating, and pretesting in patients with ischemia.
Item Selection c. Item Reduction d.
Item reduction and factor analysis were then conducted.
Item reduction was performed using a clinimetric approach (Feinstein, 1983).
Phase Three was item reduction using factor analysis.
Psychometric evaluations utilized in these studies included: Item reduction.
Item reduction was then achieved according to the following steps.
Scale development and item reduction were primarily guided by RMT.
Item reduction resulted in a final 28-item COSI.
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