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Inter-rater reliability of measures to characterize the tobacco retail environment in Mexico / Confiabilidad interobservador de las medidas para evaluar la publicidad del tabaco en los puntos de venta en México
Hall, Marissa G; Kollath-Cattano, Christy; Reynales-Shigematsu, Luz Myriam; Thrasher, James F.
  • Hall, Marissa G; University of North Carolina. Gillings School of Global Public Health. Department of Health Behavior. Chapel Hill. US
  • Kollath-Cattano, Christy; University of North Carolina. Gillings School of Global Public Health. Department of Health Behavior. Chapel Hill. US
  • Reynales-Shigematsu, Luz Myriam; University of North Carolina. Gillings School of Global Public Health. Department of Health Behavior. Chapel Hill. US
  • Thrasher, James F; University of North Carolina. Gillings School of Global Public Health. Department of Health Behavior. Chapel Hill. US
Salud pública Méx ; 57(6): 514-518, nov.-dic. 2015. tab
Article in English | LILACS | ID: lil-770752
ABSTRACT
Objective. To evaluate the inter-rater reliability of a data collection instrument to assess the tobacco retail environment in Mexico, after major marketing regulations were implemented. Materials and methods. In 2013, two data collectors independently evaluated 21 stores in two census tracts, through a data collection instrument that assessed the presence of price promotions, whether single cigarettes were sold, the number of visible advertisements, the presence of signage prohibiting the sale of cigarettes to minors, and characteristics of cigarette pack displays. We evaluated the inter-rater reliability of the collected data, through the calculation of metrics such as intraclass correlation coefficient, percent agreement, Cohen's kappa and Krippendorff's alpha. Results. Most measures demonstrated substantial or perfect inter-rater reliability. Conclusions. Our results indicate the potential utility of the data collection instrument for future point-of-sale research.
RESUMEN
Objetivo. Evaluar la confiabilidad interobservador de un instrumento de recolección de datos para el entorno minorista de tabaco en México, después de que se implementaran fuertes regulaciones para su comercialización. Material y métodos. En 2013, se evaluaron de forma independiente 21 tiendas en dos áreas geoestadísticas básicas, a través de un instrumento de recolección de datos que evalúa la presencia de promociones, si se venden cigarrillos sueltos, el número de anuncios visibles, la presencia de la señalización que prohíbe la venta de cigarrillos a menores de edad, y las características de los exhibidores de cigarrillos. Se evaluó la fiabilidad interobservador de los datos recabados, a través del cálculo de métricas como el coeficiente de correlación intraclase, porcentaje de concordancia, kappa de Cohen y alfa de Krippendorff. Resultados. La mayoría de las variables observadas demostraron un nivel de confiabilidad interobservador sustancial. Conclusiones. Los resultados indican la utilidad potencial del instrumento de recolección de datos para la investigación futura.
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Full text: Available Index: LILACS (Americas) Main subject: Observer Variation / Data Collection / Commerce / Marketing / Tobacco Products Type of study: Prognostic study Limits: Humans Country/Region as subject: Mexico Language: English Journal: Salud pública Méx Journal subject: Public Health Year: 2015 Type: Article Affiliation country: United States Institution/Affiliation country: University of North Carolina/US

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Full text: Available Index: LILACS (Americas) Main subject: Observer Variation / Data Collection / Commerce / Marketing / Tobacco Products Type of study: Prognostic study Limits: Humans Country/Region as subject: Mexico Language: English Journal: Salud pública Méx Journal subject: Public Health Year: 2015 Type: Article Affiliation country: United States Institution/Affiliation country: University of North Carolina/US