Table 2 Clinical course of patients (cohort n = 1871)

Mortality

613 (32.8)

Mechanical ventilation

489 (26.1)

ICU admission

592 (31.6)

Admission disposition

 ER Visit Only (Discharged from ER)

165 (8.8)

 Inpatient Admission

1379 (73.7)

 Direct ER to ICU admission

327 (17.5)

Chest x-ray at admission

1821

 Infiltrates (unilateral/bilateral)

1242 (68.2)

 Atelectasis

208 (11.4)

 Pleural effusion

31 (1.7)

 Pulmonary vascular congestion/edema

106 (5.8)

 Normal

234 (12.9)

CT scan findings during admission

93

 Consolidation

15 (16.1)

 Ground glass opacities

59 (63.4)

 Pulmonary infiltrates (unilateral/bilateral)

11 (11.8)

 Interstitial abnormalities (reticular, fibrous stripes, interlobular septal thickening)

7 (7.5)

 Normal

1 (1.1)

Corticosteroids during admission

571

 Preexisting respiratory disease

230 (40.3)

 No preexisting respiratory disease

341 (59.7)