Clinical characteristics of patients with respiratory samples positive for H1N1v, positive for other respiratory pathogens or negative.

*w/: presence of the clinical sign,†w/o: absence of the clinical sign,‡N/A: not available.§These data include the three patients whose respiratory samples could not be studied with the multiplex assay because of RT-PCR inhibitors.∥Comparison between the three groups of patients (with respiratory samples respectively positive for H1N1v, positive for other respiratory pathogens or negative). If p value is significant ((¶) and with patients without any detection of respiratory pathogens (**).††Significant p values (