Figure 1.

Communication and important moments in the outbreak investigation, food-borne gastroenteritis outbreak, Sollentuna, Sweden, April 2016 (n = 656)

Purple fields: outbreak background information; blue fields: investigation by the Department of Communicable Disease Control and Prevention; yellow fields: investigation by the Sollentuna municipality environmental team. Open arrows: information received by the Sollentuna municipality environmental team; filled arrows: response measures including simultaneously (i) stool sampling for microbial analysis, (ii) distribution of questionnaires and (iii) information gathering as a basis for case finding among individuals who had consumed food prepared in a central school kitchen in Sollentuna municipality, Stockholm, Sweden in April 2016. A total of 656 gastroenteritis cases were reported.