Performed among 92 critically ill patients with SARS-CoV-2 pneumonia N, (%) | Results | N (%) | |
---|---|---|---|
Culture of respiratory tract secretions sample | 67 (73%) | Sterile | 24 (36%) |
Sputum | 16 | Pathogenic bacteriaa | 19 (28%) |
Tracheal aspirate | 39 | Staphylococcus aureus | 6 |
Protected distal sampling | 12 | Haemophilus influenzae | 6 |
Streptococcus pneumonia | 5 | ||
Escherichia coli | 2 | ||
Klebsiella pneumoniae | 2 | ||
Enterobacter cloacae | 1 | ||
Pseudomonas aeruginosa | 1 | ||
Acinetobacter baumannii | 1 | ||
Oropharyngeal flora | 24 (36%) | ||
Legionella pneumophila urinary antigen test (BinaxNOW®—Abbott) | 88 (96%) | Negative | 88 (100%) |
Positive | 0 | ||
Streptococcus pneumoniae urinary antigen test (BinaxNOW®—Abbott) | 88 (96%) | Negative | 87 (99%) |
Positive | 1 | ||
Blood cultures | 80 (87%) | Sterile | 79 (99%) |
Staphylococcus aureus | 1 | ||
Multiplex PCRs (Film Array Biomerieux®) | 56 (61%) | No pathogen detected | 45 (80%) |
Panel RP2 plus on nasopharyngeal swab | 26 | Bacteria | |
Panel Pneumonia Plus on respiratory tract secretions | 30 | Staphylococcus aureus | 5 |
Haemophilus influenzae | 4 | ||
Pseudomonas aeruginosa | 2 | ||
Moraxella catarrhalis | 1 | ||
Acinetobacter baumannii | 1 | ||
Streptococcus pneumonia | 1 | ||
Enterobacter cloacae | 0 | ||
Escherichia coli | 0 | ||
Klebsiella aerogenes | 0 | ||
Klebsiella oxytoca | 0 | ||
Klebsiella pneumoniae | 0 | ||
Proteus spp. | 0 | ||
Serratia marcescens | 0 | ||
Streptococcus agalactiae | 0 | ||
Streptococcus pyogenes | 0 | ||
Bordetella pertussis | 0 | ||
Bordetella parapertussis | 0 | ||
Atypical bacteria | |||
Chlamydophila pneumoniae | 0 | ||
Mycoplasma pneumoniae | 0 | ||
Legionella pneumophila | 0 | ||
Viruses | |||
Influenza A | 0 | ||
Influenza B | 0 | ||
Adenovirus | 0 | ||
Respiratory Syncytial virus | 0 | ||
Coronavirus HKU1, NL63, 229E, OC43 | 0 | ||
MERS Coronavirus | 0 | ||
Human metapneumovirus | 0 | ||
Rhinovirus/enterovirus | 0 | ||
Parainfluenza virus 1, 2, 3 and 4 | 0 | ||
Influenza A and B specific PCR | 13 (14%) | Negative | 13 (100%) |
Positive | 0 (0%) |