Laboratory data and SIRS on admission
| Non-survivors | Survivors | p Value | |
|---|---|---|---|
| WBC (/μL) | 12 041±6450 | 9712±3315 | 0.26 |
| Lymphocyte (/μL) | 1182±780 | 1447±570 | 0.040 |
| CRP (mg/dL) | 9.7±6.0 | 10.4±8.7 | 0.90 |
| KL-6 (U/mL) | 1513±687 | 1535±1013 | 0.63 |
| SP-D (ng/mL) | 427±321 | 360±262 | 0.54 |
| BNP (pg/mL) | 168±164 | 93±171 | 0.0098 |
| D-dimer (mg/mL) | 4.1±4.6 | 6.2±10.5 | 0.35 |
| PCT (ng/mL) | 0.33±0.60 | 0.13±0.12 | 0.17 |
| Pao2:Fio2 ratio | 157±53 | 213±81 | 0.012 |
| SIRS (±) | 28/4 | 4/15 | 9.9×10−7 |
| SIRS score | 2.5±0.9 | 1.1±1.0 | 5.4×10−6 |
Comparison between groups was by Mann-Whitney's U test (for continuous variables) or the χ2 test (for categorical variables).
BNP, brain natriuretic peptide; CRP, C reactive protein; KL-6, Krebs von den Lungen-6; PCT, procalcitonin; SIRS, systemic inflammatory response syndrome; SP-D, surfactant protein D; WBC, white blood cell count.