Microbes | Acute respiratory tract infections | |||
---|---|---|---|---|
Pre-COVID cohort (n = 96) | COVID cohort (n = 80) | Difference in proportion (95% CI) | p-value | |
Number of detections | Number of detections | |||
Viruses | 62 | 24 | – | – |
Influenza A virus | 29 (30) | 0 | − 30% (− 41% to − 20%) | < 0.0001 |
Human metapneumovirus | 16 (17) | 0 | − 17% (− 26% to − 8%) | < 0.0001 |
Rhino-/enterovirus | 3 (3) | 12 (15) | 12% (1% to 21%) | 0.0061 |
Coronavirus (SARS-CoV-2) | 0 | 10 (13) | 13% (3% to 20%) | 0.0003 |
Respiratory syncytial virus | 7 (7) | 0 | − 7% (− 15% to 0%) | 0.0164 |
Coronavirus (229E, OC43, HKU1, NL63) | 5 (5) | 0 | − 5% (− 12% to 1%) | 0.0641 |
Parainfluenza virus | 2 (2) | 1 (1) | − 1% (− 7% to 6%) | > 0.9999 |
Adenovirus | 0 | 1 (1) | 1% (− 5% to 6%) | 0.4545 |
Bacteria | 108 | 79 | – | – |
H. influenzae | 35 (36) | 21 (26) | − 10% (− 24% to 4%) | 0.1934 |
S. pneumoniae | 24 (25) | 12 (15) | − 10% (− 22% to 3%) | 0.1331 |
S. aureus | 7 (7) | 18 (23) | 15% (4% to 26%) | 0.0048 |
M. catarrhalis | 11 (11) | 8 (10) | − 1% (− 11% to 9%) | 0.8114 |
E. coli | 8 (8) | 3 (4) | − 5% (− 13% to 4%) | 0.3490 |
S. agalactiae | 6 (6) | 5 (6) | 0% (− 9% to 8%) | > 0.9999 |
P. aeruginosa | 3 (3) | 2 (3) | 1% (− 7% to 7%) | > 0.9999 |
K. pneumoniae | 3 (3) | 1 (1) | − 2% (− 8% to 5%) | 0.6270 |
S. marcescens | 3 (3) | 1 (1) | − 2% (− 8% to 5%) | 0.6270 |
E. cloacae complex | 1 (1) | 2 (3) | 2% (− 6% to 7%) | 0.5916 |
Proteus spp. | 2 (2) | 1 (1) | − 1% (− 7% to 6%) | > 0.9999 |
K. oxytoca | 1 (1) | 1 (1) | 0% (− 6% to 6%) | > 0.9999 |
M. pneumoniae | 2 (2) | 0 | − 2% (− 8% to 4%) | 0.5013 |
K. variicola | 0 | 2 (3) | 3% (− 5% to 8%) | 0.2052 |
A. calcoaceticus–A. baumanii complex | 1 (1) | 0 | − 1% (− 6% to 5%) | > 0.9999 |
L. pneumophila | 1 (1) | 0 | − 1% (− 6% to 5%) | > 0.9999 |
S. maltophilia | 0 | 1 (1) | 1% (− 5% to 6%) | 0.4545 |
S. pyogenes | 0 | 1 (1) | 1% (− 5% to 6%) | 0.4545 |
Other detections: | 4 | 9 | – | – |
C. albicans | 3 (3) | 8 (10) | 7% (− 3% to 15%) | 0.1144 |
P. jirovecii | 1 (1) | 1 (1) | 0% (− 6% to 6%) | > 0.9999 |