Instrumento “Determinantes del comportamiento de autocuidado ante hipertensión en el embarazo”
Instrument “Determinants of self-care behaviors in the face of hypertensive in pregnancy”
Instrumento “Determinantes do comportamento de autocuidado diante de hipertensão na gravidez”
DOI:
https://doi.org/10.15446/av.enferm.v41n3.108945Keywords:
Hipertensión Inducida en el Embarazo, Autocuidado, Psicometría, Estudio de Validación, Encuestas y Cuestionarios (es)Hypertension, Pregnancy-Induced, Self Care, Psychometrics, Validation Study, Surveys and Questionnaires (en)
Hipertensão Induzida pela Gravidez, Autocuidado, Psicometria, Estudo de Validação, Inquéritos e Questionários (pt)
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Objetivo: diseñar y validar el instrumento “Determinantes del comportamiento de autocuidado ante hipertensión en el embarazo”.
Materiales y método: estudio psicométrico basado en la Teoría del Comportamiento Planificado, y desarrollado en tres fases: construcción del instrumento, validación facial y de contenido y validación de constructo y confiabilidad. La validez facial y de contenido se realizó mediante el juicio de expertos, utilizando el índice de Lawshe modificado. En la validez de constructo y pruebas de confiabilidad participaron 261 gestantes. La validez de constructo utilizó el análisis factorial exploratorio (AFE). La confiabilidad se calculó con el coeficiente de alfa de Cronbach, el coeficiente de correlación intraclase (CCI) y la prueba de rangos con signo de Wilcoxon.
Resultados: se obtuvo un cuestionario conformado por 48 ítems distribuidos en las dimensiones de actitud, normas subjetivas, control conductual percibido e intención de comportamiento. El índice de validez facial y contenido fue satisfactorio con puntuaciones de 0,89 y 0,92, respectivamente. El AFE reportó cuatro factores con una varianza total explicada de 36,1 %. El alfa de Cronbach fue de 0,80, la estabilidad test-retest mostró un CCI de 0,99 y la sensibilidad al cambio evidenció un aumento significativo en las puntuaciones del instrumento (Z: -4,940, p < 0,001).
Conclusiones: el cuestionario “Determinantes del comportamiento de autocuidado ante hipertensión en el embarazo” es un instrumento con evidencias de validez y confiabilidad en el contexto colombiano que permite medir los determinantes que influyen en los comportamientos de autocuidado orientados a la prevención o control del riesgo de hipertensión en el embarazo.
Objective: To design and validate the instrument “Determinants of self-care behaviors in the face of hypertensive in pregnancy”.
Materials and method: Psychometric study grounded on the Theory of Planned Behavior and conducted in three phases: instrument construction, facial and content validation, and construct validation and reliability. Facial and content validity were assessed through expert judgment using the modified Lawshe index. In the construct validity and reliability tests, 261 pregnant women participated. Construct validity used exploratory factor analysis (EFA), while reliability was calculated using Cronbach’s alpha coefficient, the intraclass correlation coefficient (ICC), and the Wilcoxon signed rank test.
Results: A questionnaire consisting of 48 items distributed in the dimensions of attitude, subjective norms, perceived behavioral control and behavioral intention was obtained. The facial and content validity index was satisfactory, with scores of 0.89 and 0.92, correspondingly. The EFA reported four factors with a total explained variance of 36,1%. Cronbach's alpha was 0.80, test-retest stability showed an ICC of 0.99, and sensitivity to change evidenced a significant increase in instrument scores (Z: -4.940, p < 0.001).
Conclusions: The questionnaire "Determinants of self-care behaviors in the face of hypertensive in pregnancy" is an instrument with evidence of validity and reliability in the Colombian context to measure the determinants that influence self-care behaviors aimed at preventing or controlling the risk of hypertension in pregnancy.
Objetivo: elaborar e validar o instrumento “Determinantes do comportamento de autocuidado diante de hipertensão na gravidez”.
Materiais e método: estudo psicométrico, baseado na Teoria do Comportamento Planejado, desenvolvido em três fases: construção do instrumento, validação facial e de conteúdo, e validação de construto e confiabilidade. A validação facial e de conteúdo foi realizada por julgamento de especialistas usando o índice de Lawshe modificado. Da validação de construto e nos testes de confiabilidade, participaram 261 gestantes. A validação de construto utilizou a análise fatorial exploratória (AFE). A confiabilidade foi calculada usando o coeficiente alfa de Cronbach, o coeficiente de correlação intraclasse (CCI) e o teste dos postos sinalizados de Wilcoxon.
Resultados: obteve-se um questionário composto por 48 itens distribuídos nas dimensões “atitude”, “normas subjetivas”, “controle comportamental percebido” e “intenção comportamental”. O índice de validação facial e de conteúdo foi satisfatório com escores de 0,89 e 0,92 respectivamente. A AFE relatou quatro fatores com uma variância explicada total de 36,1%. O alfa de Cronbach foi de 0,80, a estabilidade teste-reteste mostrou um CCI de 0,99 e a sensibilidade à mudança evidenciou um aumento significativo nos escores do instrumento (Z: -4,940, p < 0,001).
Conclusões: o questionário "Determinantes do comportamento de autocuidado diante de hipertensão na gravidez" é um instrumento com evidências de validade e confiabilidade no contexto colombiano para medir os determinantes que influenciam os comportamentos de autocuidado destinados a prevenir ou controlar o risco de hipertensão na gravidez.
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