Table 1.
Clinical Characteristics and Routine Microbiological Testing of the Patient Cohort During the 2021–2022 Winter Season
| Characteristic | Patients with RMg (n = 87)* |
Patients without RMg (n = 85) |
|---|---|---|
| Patient details | ||
| Age, median (IQR) | 53 (39–65) | 62 (53–71) |
| Sex, n (%) | 30 (34) | 27 (32) |
| ECMO, n (%) | 33 (38) | 4 (5) |
| Reason for admission, n (%) | ||
| Respiratory infection | ||
| COVID-19 | 29 (33) | 18 (21) |
| LRTI (other) | 20 (23) | 17 (20) |
| CAP | 7 (8) | 4 (5) |
| Medical (nonrespiratory) | 13 (15) | 14 (17) |
| Cardiothoracic surgery | 7 (8) | 16 (19) |
| Other surgery | 7 (8) | 11 (13) |
| Septic shock | 4 (5) | 5 (6) |
| Respiratory culture† | ||
| No. of LRT samples | 242 | 180 |
| Gram-negative organisms | 99 (41) | 76 (42) |
| Gram-positive organisms | 35 (14) | 31 (17) |
| Candida spp. | 85 (35) | 67 (37) |
| Candida spp. only | 50 (21) | 36 (20) |
| Aspergillus spp. | 2 (1) | 0 (0) |
| No growth or URTF | 81 (33) | 48 (27) |
Definition of abbreviations: CAP = community-acquired pneumoniae; ECMO = extracorporeal membrane oxygenation; IQR = interquartile ranges; LRT = lower respiratory tract; URTF = upper respiratory tract flora.
*
Clinical details at the time of each RMg test presented in Data File E2. These include patients excluded postdownstream data analysis.
†
Organisms cultured from all LRT samples collected during the 15-wk study period are listed in Table E2.