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Table 3 Exposure to risk factors in the three days before onset of disease, among the 52 cases of salmonellosis infection investigated by the local health authority

From: The response of a local health authority to reported cases of salmonellosis in a Portuguese municipality, 2007 to 2011

Exposures Number Percentage
Ingestion of food items   
 Raw or undercooked egg products 26 50.0
 Other suspected food items 1 2.0
 No exposure to suspected food items 19 36.5
 Information missing 6 11.5
Water source used in the residence   
 Only public water supply 31 59.6
 Only well and/or spring 11 21.2
 Simultaneous access to safe water and wells/springs 6 11.5
 Information missing 4 7.7
Aquatic recreation (swimming pools)   
 Yes 7 13.5
 No 43 82.7
 Information missing 2 3.8