Determinar la sensibilidad y especificidad de la Percepción Materna del Peso de su descendiente de la frontera norte de Tamaulipas por palabras/por imágenes frente al estándar de oro.

Objective: Determinate the sensibility and specificity of the Maternal Perception of your child's weight of the Tamaulipas North Border by words vs. images in front Gold Standard. Material and Methods: The study was descriptive transversal. Participants 658 dyads (mother-child). The sample size was determined for studies of diagnostic tests, were selected randomly eight institutions of Matamoros City, Tamaulipas, (2 Kindergarten, 2 Elementary Schools, 2 Middle Schools and 2 High schools). Results: The sample was composed of 658 dyads of mothers and their children, who 111 were enrolled in Kindergarten, 166 Elementary School, 242 Middle School and 139 High School. The MP by weight of the child's words compared to the gold standard. Kappa test indicates that there is a reliable concordance (k = 0.333, p = 0.000). The 22.15% of mothers of children with overweight and obesity failed to identify this situation because they underestimated the weight of their children. MP imaging compared to gold standard. The kappa test points to a reliable concordance (k = 0.350, p = 0.000). 31% of mothers of children with SP-OB failed to identify this situation. Conclusions: This study concludes that according to the literature on the subject, documented in the PM body weight of their offspring both in words and images do not perceive correctly. [ABSTRACT FROM AUTHOR]