Table 4.
Comparison of CXR scores (a) between survivors and non-survivors group on the regular ward, (b) between survivors and non-survivors group in the ICU, and (c) between survivors and non-survivors group in the ICU who were full code only.
| (a) | Regular ward survivors (n=227) |
Regular ward non-survivors (n=28) |
Adjusted p-value |
Odds ratio (95% CI) |
|---|---|---|---|---|
| Extent score (0–8) | 3.6±2.2 | 5.0±1.9 | 0.001 | 1.73 (1.25–2.40) |
| Opacity score (0–8) | 3.0±1.4 | 4.0±1.6 | 0.001 | 2.18 (1.37–3.48) |
| Sum of extent and opacity score (0–16) | 6.6±3.4 | 9.0±3.1 | 0.001 | 1.48 (1.18–1.86) |
| Product of extent and opacity score (0–64) |
13.3±10.9 |
21.3±14.0 |
0.001 |
1.09 (1.04–1.15) |
| (b) |
ICU survivors (n=98) |
ICU non-survivors (n=59) |
Adjusted p-value |
Odds ratio (95% CI) |
| Extent score (0–8) | 4.6±2.2 | 4.7±2.0 | 0.133 | 1.17 (0.95–1.43) |
| Opacity score (0–8) | 3.6±1.6 | 3.8±1.6 | 0.023 | 1.38 (1.05–1.82) |
| Sum of extent and opacity score (0–16) | 8.2±3.7 | 8.5±3.3 | 0.050 | 1.13 (1.00–1.29) |
| Product of extent and opacity score (0–64) |
19.4±12.9 |
20.0±13.5 |
0.034 |
1.04 (1.00–1.07) |
| (c) |
ICU survivors, full code (n=92) |
ICU non-survivors, full code (n=16) |
Adjusted p-value |
Odds ratio (95% CI) |
| Extent score (0–8) | 4.7±2.2 | 4.5±2.1 | 0.983 | 1.01 (0.73–1.41) |
| Opacity score (0–8) | 3.7±1.6 | 3.7±1.9 | 0.714 | 1.09 (0.70–1.68) |
| Sum of extent and opacity score (0–16) | 8.4±3.6 | 8.2±3.7 | 0.827 | 1.02 (0.84–1.25) |
| Product of extent and opacity score (0–64) | 19.9±12.9 | 19.2±14.2 | 0.647 | 1.01 (0.96–1.07) |
CXR: chest radiograph, ICU: intensive care unit.