Informe Quincenal Epidemiológico Nacional ( IQEN ) No. 21; Brote de enfermedad transmitida por alimentos, en población privada de la libertad, Medellín, Colombia, septiembre de 2018 / National Epidemiological Fortnightly Report (IQEN ) No. 21; Outbreak of foodborne disease, in the private population of liberty, Medellin, Colombia, September 2018
identificar el agente causal, el modo de transmisión, y fuente de propagación; establecer medidas de prevención y control. Materiales y
métodos:
estudio de brote de tipo casos y controles; se aplicaron 511 encuestas estructuradas a consumidores. Se analizó la información mediante estadística descriptiva. Se calcularon tasas de ataque; se aplicó un modelo de regresión logística para las variables asociadas y se realizó inspección de saneamiento básico.
Resultados:
brote de ETA de fuente común por consumo de alimentos en la cena del 18 de septiembre de 2018; 203 (39,7 %) enfermos, mayor afectación en mujeres (95,5 %). Los alimentos con mayor diferencia en las tasas de ataque fueron carne sudada (52,1 % - 13,4 %) sopa con verduras (58,8 % - 22,6 %). Los alimentos asociados fueron carne sudada (OR=4,6; IC95 % 2,6 8,2) y sopa de verduras (OR=3,1 IC95 % 2,0 4,8). La sopa de verduras almacenada y distribuida en caneca plástica tuvo una diferencia significativa frente a otro medio de almacenamiento (OR=3,1;IC95 % 1,8 -5,1). Se identificaron factores de riesgo en transporte, almacenamiento y distribución de los alimentos como tiempos prolongados, exposición a temperaturas inadecuadas y excesiva manipulación de los alimentos.
on September 19, 2018, the Ministry of Health of Antioquia reported on personnel deprived of liberty, mostly women, in pain abdominal, diarrhea and vomiting, between one and four hours of food consumption, which led to the formation of an immediate health response team public
Objective:
identify the causative agent, the mode of transmission, and source of propagation; establish prevention and control measures. Materials and
methods:
case type outbreak study and controls; 511 structured surveys were applied to consumers The information was analyzed by Descriptive statistics. Attack rates were calculated; a logistic regression model was applied to the associated variables and basic sanitation inspection was performed.
Results:
common source ETA outbreak by food consumption at dinner on September 18, 2018; 203 (39.7%) sick, older involvement in women (95.5%). Food with biggest difference in attack rates were sweaty meat (52.1% - 13.4%) soup with vegetables (58.8% - 22.6%). The associated foods were sweaty meat (OR = 4.6; 95% CI 2.6 - 8.2) and soup vegetables (OR = 3.1 95% CI 2.0-4.8). The vegetable soup stored and distributed in plastic caneca had a significant difference compared to other storage medium (OR = 3.1; 95% CI 1.8-5.1). Risk factors were identified in transport, storage and distribution of food as prolonged times, exposure to inappropriate temperatures and excessive food handling.
Conclusions:
an ETA outbreak is configured by common source in population deprived of liberty. The form of distribution and storage of food increased the probability of occurrence of the event