Table 2. Pre-specified candidate clinical predictors of non-survived and survived admissions of AECOPD patients (n = 923 admissions).
| Characteristics | Missing values, n(%) | Non-survived admissions (n = 101) | Survived admissions (n = 822) | p-value | ||
|---|---|---|---|---|---|---|
| mean | ±SD | mean | ±SD | |||
| Demographic data | ||||||
| Age, years | 0 (0) | 76.8 | ±11.0 | 74.1 | ±11.1 | 0.020 |
| Initial assessments | ||||||
| BT,°C | 1 (0.1) | 37.4 | ±0.9 | 37.1 | ±0.6 | <0.001 |
| MAP, mmHg | 0 (0) | 90.3 | ±20.3 | 98.3 | ±15.4 | <0.001 |
| Require intubation, (n, %) | 0 (0) | 96 | (95.1) | 561 | (68.3) | <0.001 |
| Initial investigations | ||||||
| Radiographic consolidation, (n, %) | 0 (0) | 65 | (64.4) | 304 | (37.0) | <0.001 |
| Complete blood count | ||||||
| WBC count, /mm3 | 1 (0.1) | 15296 | ±6978 | 13738 | ±6083 | 0.017 |
| Eosinophil count, /mm3, median (IQR) | 1 (0.1) | 9.5 | (0, 172) | 40.8 | (0, 228) | 0.010 |
| Blood chemistry | ||||||
| Sodium, mmol/l | 4 (0.4) | 137.5 | ±7.6 | 138.8 | ±4.6 | 0.013 |
| BUN, mg/dl, median (IQR) | 0 (0) | 21 | (14, 32) | 15 | (11, 21) | <0.001 |
| SCr, mg/dl, median (IQR) | 0 (0) | 1.1 | (0.8, 1.5) | 0.9 | (0.8, 1.2) | 0.002 |
| Serum albumin, g/dl | 323 (35.0) | 3.4 | ±0.6 | 3.9 | ±0.5 | <0.001 |
| Point of care testing | ||||||
| Initial glucose, mg/dl | 218 (23.6) | 143 | (108, 193) | 142 | (118, 169) | 0.528 |
Abbreviations: BT, body temperature; BUN, blood urea nitrogen; IQR, interquartile range; MAP, mean arterial pressure; SCr, serum creatinine; SD, standard deviation; WBC, white blood cell.