Table 1.
Patients’ characteristics and outcomes.
| Characteristics: | OR (95% CI) | p-value | |
|---|---|---|---|
| Female, n (%) | 172 (36.1) | reference | |
| Male, n (%) | 305 (63.9) | 1.04 (0.58-1.89) | 0.14 |
| Age, median (Q1-Q3) years | 71 (58-81) | 1.13 (1.09-1.17) | <0.01 |
| P/F ratio at admission, median (Q1-Q3) | 313 (191.0-371) | 0.99 (0.99-0.99) | <0.01 |
| P/F ratio at admission <300, n (%) | 220 (46.2) | 9.66 (4.27-21.88) | <0.01 |
| NEWS2 at admission, median (Q1-Q3) | 4 (2-7) | 1.48 (1.34-1.63) | <0.01 |
| NEWS2 at admission 0-4, n (%) | 261 (54.7) | reference | |
| NEWS2 at admission 5-6, n (%) | 86 (18.0) | 6.23 (2.23-17.42) | <0.01 |
| NEWS2 at admission ≥7, n (%) | 130 (27.3) | 17.55 (7.18-42.89) | <0.01 |
| Comorbidities: | |||
| Cardiovascular (including hypertension), n (%) | 294 (61.6) | 2.68 (1.34-5.34) | <0.01 |
| Diabetes, n (%) | 83 (17.4) | 1.60 (0.81-3.14) | 0.17 |
| Gastrointestinal, n (%) | 74 (15.5) | 0.94 (0.42-2.08) | 0.88 |
| Autoimmune, n (%) | 62 (13.0) | 1.62 (0.77-3.42) | 0.20 |
| Obesity, n (%) | 55 (11.5) | 0.76 (0.29-2.00) | 0.58 |
| Pulmonary, n (%) | 58 (12.2) | 2.05 (0.99-4.24) | 0.05 |
| Renal, n (%) | 51 (10.7) | 5.91 (3.03-11.53) | <0.01 |
| Cancer, n (%) | 58 (12.2) | 1.78 (0.84-3.76) | 0.13 |
| Outcomes: | |||
| Length of stay, median (Q1-Q3) | 10 (6-16) | ||
| Intra-hospital mortality, n (%) | 55 (11.5) | ||
| 30-day post-discharge mortality, n (%) | 74 (15.5) | ||
| Complications: | |||
| Venous thromboembolism (pulmonary embolism – Deep vein thrombosis), n (%) | 28 (5.9) | ||
| Acute coronary syndrome, n (%) | 9 (1.9) | ||
| Sepsis, n (%) | 24 (5.1) | ||
| Guillian-Barrè syndrome, n (%) | 1 (0.2) | ||
| Pneumothorax, n (%) | 4 (0.8) | ||
| Pneumomediastinum, n (%) | 7 (1.5) | ||
| Patients with 1 or more complications, n (%) | 66 (13.9) | ||
Abbreviations: NEWS2=National Early Warning Score 2; n=number, P/F ratio= PiO2/FiO2 ratio; Q1= first quartile; Q3=third quartile.