Table 3.
Events, interventions, and univariate analysis of variables associated with long COVID in Belo Horizonte, Brazil.
| Characteristics | OverallN = 439 | No long COVIDN = 70 | Long COVIDN = 369 | Univariate analysisP-value |
|---|---|---|---|---|
| Events and interventions, N (%) | ||||
| ICU admission | 77 (18.0) | 7 (10.0) | 70 (19.0) | 0.07 |
| Ventilatory support | ||||
| Nasal catheter | 219 (50.0) | 41 (59.0) | 178 (48.0) | 0.99 |
| Face mask | 145 (33.0) | 22 (31.0) | 123 (33.0) | 0.92 |
| Noninvasive ventilation | 37 (8.4) | 3 (4.3) | 34 (9.2) | 0.04 |
| Mechanical ventilation | 37 (8.4) | 4 (5.7) | 33 (8.9) | 0.34 |
| Hemodialysis | 9 (2.1) | 2 (2.9) | 7 (1.9) | 0.64 |
| Shock/use of vasoactive amines | 12 (2.7) | 2 (2.9) | 10 (2.7) | 0.99 |
| Pulmonary thromboembolism | 30 (6.8) | 7 (10.0) | 23 (6.2) | 0.30 |
| Deep vein thrombosis | 2 (0.5) | 0 (0) | 2 (0.5) | 0.99 |
| Presumed bacterial infection | 204 (46.0) | 35 (50.0) | 169 (46.0) | 0.52 |
| Community infection | 177 (40.0) | 26 (37.0) | 151 (41.0) | 0.55 |
| Nosocomial infection | 41 (9.3) | 5 (7.1) | 36 (9.8) | 0.49 |
| Stroke | 1 (0.2) | 0 (0) | 1 (0.3) | 0.99 |
| Acute myocardial infarction | 4 (0.9) | 1 (1.4) | 3 (0.8) | 0.50 |
| Dexamethasone use | 435 (99.0) | 70 (100) | 365 (99.0) | 0.99 |
| Azithromycin use | 205 (47.0) | 32 (46.0) | 173 (47) | 0.86 |
ICU, intensive care unit.