Rhinovirus infection
Most infections (75%) occurred between September and February, with the highest incidence in October (31%). Fever (14.7%), common cold (34.4%) and the combination of both (36%) were the most frequent symptoms. One patient presented a lower VRTI (1.6%).
Of all episodes, 34% required hospital admission. Antibiotics (intravenous or oral) were administered in 52.4% and 1.6% required oxygen supply. Co-infection was identified in 19.6% episodes (table I ).