Table 2.
Comparison of first laboratory studies after arrival at the emergency department between the mild and moderately severe group and severe group
| Mild and moderately severe (n=620) | Severe (n=52) | P | |
|---|---|---|---|
| WBC | |||
| Count (103/µL) | 10.90 (8.15-13.63) | 12.61 (8.71-19.05) | 0.018 |
| NLR | 5.70 (3.02-9.94) | 14.85 (9.18-24.01) | <0.001 |
| ESR | 12.00 (5.00-35.00) | 17.50 (4.25-47.75) | 0.563 |
| CRP (mg/L) | 0.80 (0.70-1.00) | 71.1 (18.58-149.01) | <0.001 |
| Amylase (IU/L) | 336.50 (112.00-935.50) | 462.50 (113.00-1213.25) | 0.662 |
| Lipase (U/L) | 655.60 (112.00-935.50) | 423.80 (84.45-2068.68) | 0.156 |
| BUN (mg/dL) | 13.90 (10.60-18.08) | 22.20 (12.80-36.70) | <0.001 |
| Creatinine (mg/dL) | 0.80 (0.70-1.00) | 1.30 (0.80-2.58) | <0.001 |
| AST (U/L) | 54.00 (26.00-188.00) | 92.00 (33.00-303.25) | 0.039 |
| ALT (U/L) | 44.50 (21.00-110.00) | 41.00 (16.50-128.25) | 0.848 |
| ALP (U/L) | 123.00 (80.00-225.75) | 132.50 (88.00-222.00) | 0.824 |
| Total bilirubin (mg/dL) | 1.10 (0.70-1.90) | 1.55 (0.90-2.65) | 0.002 |
Values are expressed as median (IQR). IQR=Interquartile range, WBC=White blood cell, ESR=Erythrocyte sedimentation rate, CRP=C-reactive protein, BUN=Blood urea nitrogen, AST=Aspartate transaminase, ALT=Alanine transaminase, ALP=Alkaline phosphatase, NLR=Neutrophil-lymphocyte ratio