Table 2.
Radiologic, bronchoscopic, and microbiological data
| All n = 131 | SARS-CoV-2 not identified n = 88 | SARS-CoV-2 identified n = 43 | p value | |
|---|---|---|---|---|
| Radiologic data | ||||
| Type of CT characteristic | ||||
| Bilateral | 95 (75.52) | 62 (70.45) | 33 (76.74) | 0.4489 |
| Peripheral | 83 (63.36) | 49 (55.68) | 34 (79.07) | 0.0091 |
| Posterior | 77 (58.78) | 40 (45.45) | 37 (86.05) | <0.001 |
| Ground-glass opacities | 108 (102.44) | 70 (79.55) | 38 (88.37) | 0.2124 |
| Consolidation | 76 (58.02) | 49 (55.68) | 27 (62.79) | 0.4388 |
| Multilobar | 80 (61.07) | 48 (54.55) | 32 (74.42) | 0.0285 |
| CT characteristics per patient | ||||
| 1 | 12 (9.16) | 10 (11.36) | 2 (4.65) | 0.002 |
| 2 | 9 (6.87) | 7 (7.95) | 2 (4.65) | |
| 3 | 23 (17.56) | 19 (21.59) | 4 (9.30) | |
| 4 | 38 (29.01) | 32 (36.36) | 6 (13.95) | |
| 5 | 26 (19.85) | 11 (12.50) | 15 (34.88) | |
| 6 | 23 (17.56) | 9 (10.23) | 14 (32.56) | |
| Number of CT characteristics | 4 (3–5) | 4 (3–4) | 5 (4–6) | <0.0001 |
| Bronchoscopic data | ||||
| Setting | ||||
| The patient's bedside | 57 (43.51) | 37 (42.05) | 20 (46.51) | 0.0017 |
| Bronchoscopic suite | 60 (45.80) | 47 (53.41) | 13 (30.23) | |
| Subintensive/ICU | 14 (10.69) | 4 (4.55) | 10 (23.26) | |
| Sedation | ||||
| Conscious | 116 (88.55) | 84 (94.32) | 33 (76.74) | 0.0030 |
| General anesthesia | 15 (11.45) | 5 (5.68) | 10 (23.26) | |
| Length of procedure, min | 8 (7–9) | 8 (8–9.5) | 8 (7–9) | 0.0468 |
| Endobronchial secretions | 46 (36.22) | 33 (39.29) | 13 (30.23) | 0.3151 |
| Erythematous mucosa | 31 (23.85) | 21 (24.14) | 10 (23.26) | >0.9999 |
| Microbiological data | ||||
| At least 1 pathogen* | 46 (35.11) | 33 (37.50) | 13 (30.23) | 0.4132 |
| Virus (non-SARS-CoV-2) | 10 (7.75) | 7 (8.14) | 3 (6.98) | >0.9999 |
| Bacteria | 30 (22.90) | 20 (22.73) | 10 (23.26) | >0.9999 |
| Fungi | 19 (14.50) | 16 (18.18) | 3 (6.98) | 0.0507 |
Values are expressed as n (%) or median (IQR). CT, computed tomography; ICU, intensive care unit; SARS-CoV-2, Severe Acute Respiratory Syndrome Coronavirus 2.