MMWR. 2001;50:406-410
2 figures omitted
Swimming is the second most popular exercise in the United States with approximately 400 million pool visits annually.1 During the summer of 2000, five outbreaks of cryptosporidiosis linked to swimming pools were reported to CDC. This report summarizes the investigations of two of these outbreaks involving approximately 1000 cases and provides recommendations to reduce the transmission of pool-related disease.
Ohio
In July 2000, the Delaware City/County Health Department (DCCHD) learned of several laboratory-confirmed cases of cryptosporidiosis potentially linked to a private swim club. To determine associated exposures, DCCHD, in collaboration with the Ohio State Health Department and CDC, conducted an investigation.
A descriptive study and two telephone-based case-control studies were conducted: a community-based study to examine potential sources of the outbreak and a swim club-based study to identify club-related risk factors. Persons were asked about source of drinking water, recent travel, visits to pools and . . . [Full Text of this Article]