Variable | Overall survival (OS) | |
---|---|---|
Hazard ratio (95% CI) | P | |
Categorical age | Â | Â |
 < 40 | 1.00 (reference) |  |
40–60 | 1.791 (0.212 to 15.119) | 0.592 |
 > 60 | 2.118 (0.258 to 17.384) | 0.485 |
Gender | Â | Â |
Female | 1.00 (reference) | Â |
Male | 1.727 (1.154 to 2.585) | 0.008* |
Shortness of breath | Â | Â |
No | 1.00 (reference) | Â |
Yes | 1.697 (1.054 to 2.731) | 0.029* |
Hypertension | Â | Â |
No | 1.00 (reference) | Â |
Yes | 1.271 (0.853 to 1.893) | 0.239 |
Cerebral infarction | Â | Â |
No | 1.00 (reference) | Â |
Yes | 1.999 (0.921 to 4.342) | 0.080 |
Imaging score | Â | Â |
1.0–2.0 | 1.00 (reference) |  |
3.0–4.0 | 0.638 (0.127 to 3.191) | 0.584 |
5.0–6.0 | 0.472 (0.092 to 2.421) | 0.368 |
7.0–8.0 | 0.603 (0.120 to 3.027) | 0.539 |
Mode of ventilation | Â | Â |
No oxygen | 1.00 (reference) | Â |
OWNC | 0.713 (0.058 to 8.810) | 0.792 |
HFNC | 8.181 (0.702 to 95.353) | 0.093 |
NIV | 18.714 (1.584 to 221.082) | 0.020* |
IV | 21.148 (1.809 to 247.183) | 0.015* |
Categorical CEA | Â | Â |
 > 7.3 | 1.00 (reference) |  |
0–7.3 | 0.570 (0.354 to 0.917) | 0.020* |
Albumin (g/l) | Â | Â |
 < 30 | 1.00 (reference) |  |
30–35 | 0.894 (0.550 to 1.454) | 0.653 |
35–40 | 0.594 (0.285 to 1.240) | 0.164 |
 > 40 | 0.595 (0.072 to 4.937) | 0.630 |
Neutrophils (× 109/l) |  |  |
 < 1.8 | 1.00 (reference) |  |
1.8–6.3 | 0.739 (0.162 to 3.370) | 0.696 |
 > 6.3 | 0.630 (0.140 to 2.788) | 0.538 |
Lymphocytes (× 109/l) |  |  |
 < 1.1 | 1.00 (reference) |  |
1.1–3.2 | 1.343 (0.773 to 2.332) | 0.296 |
CRP (mg/l) | Â | Â |
 > 160 | 1.00 (reference) |  |
0–6 | 0.686 (0.056 to 8.457) | 0.768 |
6–160 | 0.683 (0.452 to 1.023) | 0.064 |
Hypokalemia | Â | Â |
No | 1.00 (reference) | Â |
Yes | 1.068 (0.656 to 1.737) | 0.792 |