Table 3.
Type of Initial Respiratory Support, Chest X-Ray Findings, Admitting Ward and Severity of the Disease on Admission
| Variable | N | Overall, N = 157a | Patient Outcome | p-valueb | |
|---|---|---|---|---|---|
| Survivor, N = 107a | Non-Survivors, N = 50a | ||||
| Initial support | 157 | <0.001 | |||
| No support | 52 (33%) | 50 (47%) | 2 (4.0%) | ||
| Nasal prongs | 25 (16%) | 22 (21%) | 3 (6.0%) | ||
| Face mask | 12 (7.6%) | 5 (4.7%) | 7 (14%) | ||
| Non-rebreather mask | 62 (39%) | 29 (27%) | 33 (66%) | ||
| Intubated | 6 (3.8%) | 1 (0.9%) | 5 (10%) | ||
| Chest x-ray | 135 | 0.029 | |||
| Normal | 20 (15%) | 19 (21%) | 1 (2.2%) | ||
| Bilateral patchy shadowing | 46 (34%) | 26 (29%) | 20 (43%) | ||
| Ground glass opacities | 32 (24%) | 19 (21%) | 13 (28%) | ||
| Interstitial abnormalities | 9 (6.7%) | 5 (5.6%) | 4 (8.7%) | ||
| Local patchy shadowing | 12 (8.9%) | 9 (10%) | 3 (6.5%) | ||
| Others | 16 (12%) | 11 (12%) | 5 (11%) | ||
| Admitted to | 157 | <0.001 | |||
| General ward | 99 (63%) | 85 (79%) | 14 (28%) | ||
| HDU | 29 (18%) | 13 (12%) | 16 (32%) | ||
| ICU | 29 (18%) | 9 (8.4%) | 20 (40%) | ||
| Severity | 157 | <0.001 | |||
| Moderate | 51 (32%) | 48 (45%) | 3 (6.0%) | ||
| Severe | 61 (39%) | 48 (45%) | 13 (26%) | ||
| Critical | 45 (29%) | 11 (10%) | 34 (68%) | ||
Notes: aMedian (IQR) or frequency (%), bFisher’s exact test; Pearson’s Chi-squared test.
Abbreviations: HDU, high dependency unit; ICU, intensive care unit.