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Psychometric Assessment of the Nursing Outcome Swallowing Status: Rasch Model Approach.

PURPOSE: To apply the Rasch model to test the psychometric assessment of the nursing outcome Swallowing status among poststroke patients.

METHODS: Cross-sectional study was conducted with 227 poststroke patients, which were evaluated by a nurse. The Rasch model was used to examine psychometric properties.

FINDINGS: Indicators fit the Rasch model and presented good reliability and good ability for separation index. The 5-point Likert scale did not present adequate discrimination and classification levels were compiled into three.

CONCLUSIONS: Data evidenced the use of a robust method to perform a clinical validity of the Swallowing status, complementing previous validation studies.

RELEVANCE TO CLINICAL PRACTICE: Using Rasch analysis serve as reference points to assess Swallowing status on a single scale.

OBJETIVO: Aplicar o modelo Rasch para testar as medidas psicométricas do resultado de enfermagem Estado da deglutição em pacientes acometidos por acidente vascular cerebral. MÉTODOS: Estudo transversal, realizado com 227 pacientes após AVC avaliados por um único enfermeiro. O modelo Rasch foi usado para examinar propriedades psicométricas.

RESULTADOS: Os indicadores se ajustaram ao modelo Rasch e apresentam boa confiabilidade e boa capacidade de separação. A escala Likert de 5 pontos não apresentou discriminação adequada e os níveis de classificação foram compilados em três pontos. CONCLUSÃO: Os dados evidenciaram o uso de um método robusto para a validade clínica do Estado da deglutição, complementando os estudos de validação anteriores. RELEVÂNCIA PARA A PRÁTICA CLÍNICA: O uso do modelo Rasch serve como ponto de referência para avaliar o Estado da deglutição em uma única escala.

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