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Rev. chil. nutr ; 47(5): 808-821, set. 2020. tab, graf
Article in Spanish | LILACS | ID: biblio-1138618

ABSTRACT

RESUMEN La alimentación es un factor de riesgo modificable para el desarrollo de cáncer. El consumo de alimentos procesados y ultraprocesados se ha asociado a mayor riesgo de enfermedades crónicas no transmisibles. El objetivo de esta revisión es evaluar sistemáticamente la evidencia publicada sobre la relación entre el consumo de alimentos procesados y ultraprocesados con el desarrollo de distintos tipos de cáncer. Se realizó una búsqueda sistemática en la base de datos de Pubmed en los últimos 10 años. Se incluyeron estudios de cohorte, caso control o transversales que evaluaran riesgo de cáncer, no recidiva, en adultos y midieron la alimentación a través de encuestas o patrones dietarios. Dos autores revisaron de forma independiente títulos y resúmenes para seleccionar los artículos, posteriormente ambos realizaron una revisión de texto completo, extrajeron los datos y analizaron la calidad metodológica de los estudios incluidos. Los resultados contemplan las conclusiones de 18 estudios, cuatro estudios de cohorte, 13 caso-control y uno transversal. Catorce de los estudios incluidos asocian positivamente la ingesta de alimentos procesados y ultraprocesados con el desarrollo de algunos tipos de cáncer.


ABSTRACT Diet is a modifiable risk factor for the development of cancer. Consumption of processed and ultra-processed foods has been associated with an increased risk of chronic non-communicable diseases. The objective of this review is to systematically evaluate the published evidence on the relationship between the consumption of processed and ultra-processed foods with the development of different types of cancer. A systematic review of the Pubmed database was carried out for articles published in the last 10 years. Cohort, case-control or cross-sectional studies that evaluated cancer risk in adults, no cancer recurrence, and studies that evaluated diet through surveys or dietary patterns were included. Two authors independently reviewed titles and abstracts to select articles, and subsequently carried out a text review. Data was extracted and the methodological quality was analyzed of the included studies. The results contemplate the conclusions of 18 studies, four cohort studies, 13 case-control and one cross-sectional. Fourteen of the included studies showed a positive association between the intake of processed and ultra-processed foods and the development of cancer.


Subject(s)
Humans , Risk Factors , Neoplasms , Risk , Fast Foods , Noncommunicable Diseases
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