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Table 2 Clinical symptoms by laboratory-confirmation of cryptosporidiosis in gastroenteritis cases, hotel X, Norway, March 2007

From: Investigation of Swedish cases reveals an outbreak of cryptosporidiosis at a Norwegian hotel with possible links to in-house water systems

Symptoms Lab-confirmed infection % Non-confirmed infection* % Total %
Diarrhoea 100 (9/9) 100 (15/15) 100 (24/24)
Bloody diarrhoea 0 (0/3) 0 (0/9) 0 (0/12)
Abdominal cramps 100 (9/9) 79 (11/14) 87 (20/23)
Headache 83 (5/6) 54 (7/13) 63 (12/19)
Fever 67 (4/6) 55 (6/11) 59 (10/17)
Nausea 75 (3/4) 45 (5/11) 53 (8/15)
Vomiting 25 (1/4) 9 (1/11) 13 (2/15)
  1. Cases with missing or uncertain answer were excluded
  2. * Negative stool sample or stool sample not taken