TABLE 1

Comparison of Patients’ Characteristics With Respect to Requested Pathogen-Specific Stool Examinations

VariablesRequested Pathogen-Specific Stool Microbiology
RotavirusC difficileOther BacteriaNone Requested (n = 89)
Yes (n = 218)No (n = 113)Yes (n = 102)No (n = 229)Yes (n = 210)No (n = 121)
Mean age, mo23.325.224.123.924.123.724.1
 95% CI21.4–25.122.7–27.721.3–27.022.1–25.622.1–26.021.4–26.021.5–26.7
Boy, %53.152.756.451.553.152.955.1
Non-Hispanic white, %71.667.079.2**66.073.264.566.3
Recent travel, %6.6 (n = 198)7.76.5 (n = 93)7.2 (n = 209)6.8 (n = 190)7.1 (n = 113)8.4 (n = 83)
Rotavirus season, %55.358.950.559.153.362.058.4
Mean duration of illness, d3.53.34.13.13.63.33.2
 95% CI3.2–3.82.9–3.63.6–4.7* γγγ2.9–3.43.2–3.93.0–3.62.8–3.5
Use of antibiotic, %33.926.841.6** γ27.133.528.128.1
Vomiting, %88.593.883.2** γγ93.588.094.296.6
Dehydration, %
 <345.450.953.444.548.243.847.2
 3–951.846.444.652.447.953.749.4
 >92.82.72.03.12.92.53.4
  • * P < .02; ** P < .01: comparison between patients with and without stool testing on a specified pathogen.

  • γ P < .05; γγ P < .02; γγγ P < .01: comparison between patients who were tested for each pathogen with the patients who were in the reference group (no stool study for rotavirus, C difficile, or bacterial culture was requested).