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. Author manuscript; available in PMC: 2013 Mar 15.
Published in final edited form as: Infect Control Hosp Epidemiol. 2009 Dec;30(12):1166–1171. doi: 10.1086/648089

Table 1.

Actual results of C. difficile toxin testing during the study period (excluding results from the pseudo-outbreak). 41% with a negative first test had a second test performed. 53% with a negative second test had a third test performed

Test number Positive Negative
First 1,426 7,103
Second 166 2,744
Third 59 1,400