Viral gastroenteritis in Charleston, West Virginia, in 2007: from birth to 99 years of age.

Objective: To describe factors associated with a rectal swab or stool sample positive for norovirus, rotavirus, or adenovirus.

Design: Retrospective study.

Setting: Charleston Area Medical Center, a regional academic medical center in Charleston, West Virginia.

Gastrointestinal norovirus in the Charleston, West Virginia area-2007: birth to 99 years of age.

Data were collected on all patients in the Charleston, WV area tested for norovirus gastroenteritis during 2007. Of the 2687 rectal swab/stool samples, 60% were from individuals <20 years of age. Stool samples were more likely to be positive compared with rectal swab samples and if obtained from January to July and from patients <5 years of age.