TABLE 1.

Diarrhea frequency related to other clinical parameters for CDAD patients

ParameterValue for disease groupaP valueb
MildModerateSevere
Total no. of patients459722
Male genderc23/45 (51)45/97 (46)4/22 (18)0.0067
Median aged76 (2-93)69 (1-95)57 (1-83)0.034
Abdominal painc7/36 (19)30/78 (38)11/20 (55)0.022
Blood in stoolc4/39 (10)19/84 (23)12/22 (55)<0.0001
Vomitingc7/40 (18)30/89 (34)10/21 (48)0.013
Fever > 38°Cc12/40 (30)32/82 (39)11/20 (55)0.17
Mortalityc13/45 (29)33/97 (34)1/22 (5)0.022
  • a The mild, moderate, and severe disease groups were defined as patients having <3, 3 to 10, and >10 loose stools per day, respectively.

  • b Chi-square test. For comparisons of age, the numerical Kruskal-Wallis method was applied.

  • c Values indicate the number of patients positive for the given parameter. Data are given in the form n/ntotal because of missing data. Values in parentheses are percentages.

  • d Ages are given in years. Values in parentheses are ranges.