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Table 3 Summary of respiratory pathogen testing results

From: Multiplex PCR point of care testing versus routine, laboratory-based testing in the treatment of adults with respiratory tract infections: a quasi-randomised study assessing impact on length of stay and antimicrobial use

Result Routine PCR /serology/culture (Control) FilmArray® (Intervention)
Total 211 334
Invalid or Inhibitory 3 (1.4) 4 (1.2)
Negative (%) 165 (78.2) 249 (74.6)
Positive (%) 43 (20.4) 81 (24.3)
Positive for a virus (%) 43 (20.4) 76 (22.8)
Positive for a bacterium (%) 0 (0) 5 (1.5)
Influenza A 6 13 (2 dual)
Influenza B 15 18 (1 dual)
Adenovirus 2 3
Parainfluenza virus 1 0 0
Parainfluenza virus 2 0 0
Parainfluenza virus 3 5 8 (1 dual)
Parainfluenza virus 4 Not tested 0
Human metapneumovirus 2 2
Rhinovirus (/enterovirus) 12 16
Respiratory syncytial virus 1 6 (1 dual)
Coronavirus 229E Not tested 3 (2 dual)
Coronavirus HKU1 Not tested 4 (2 dual)
Coronavirus NL63 Not tested 5
Coronavirus OC43 Not tested 3 (1 dual)
Mycoplasma pneumonia 0 5
Bordetella pertussis 0 0
Chlamydia pneumoniae 0 0
  1. Dual infections: Coronavirus HKU1 & Influenza A, Coronavirus 229E & HKU1, Parainfluenza 3 & Coronavirus 229E, Coronavirus OC43 & RSV and Influenza A & Influenza B