Pre-operative blood test
| Test | Result | Normal range |
|---|---|---|
| White blood cell (/µL) | 6,200 | 4,000~10,000 |
| Erythrocyte sedimentation rate (mm/hr) | 14 | 0~20 |
| C-reactive protein (mg/L) | 5 | 0~5 |
| Cyclic citrullinated peptide antibody (U/mL) | 53.2 | 0~5 |
| Rheumatic factor (IU/mL) | 9.7 | 0~14 |
