Objective: The authors had for aim to study the coincidence of RSV and rotavirus epidemic peaks in pediatric patients hospitalized in the Paris area.
Methodology: A retrospective hospital-based monocentric cohort study was made over a 12-year period (1993-2004). Clinical and laboratory findings were prospectively collected on admission.
Results: Three thousand and four hundred ninety-six stool samples were positive for rotavirus; 3,507 nasopharyngeal aspirates were positive for RSV. The coincidence of epidemic peaks for both viruses in November, December, and January was observed during the 12 years of the study.
Conclusion: The exact coincidence of winter outbreaks of RSV and rotavirus is a characteristic of the Paris area. It contributes to increase overcrowding in pediatric units and nosocomial infections.