Table 5.
Plasma levels of all markers in patients with culture-positive and culture-negative PJI
| Markers | Culture-positive PJI (n = 60) | Culture-negative PJI (n = 19) | P value |
|---|---|---|---|
| CRP (mg/L) | 39.56 ± 51.78 | 28.73 ± 37.83 | 0.450 |
| ESR (mm/h) | 46.32 ± 28.35 | 33.68 ± 19.69 | 0.123 |
| PLT (× 109/L) | 284.03 ± 105.21 | 303.93 ± 69.87 | 0.120 |
| MPV (fL) | 9.83 ± 0.92 | 9.95 ± 0.92 | 0.536 |
| PCT (%) | 0.28 ± 0.09 | 0.30 ± 0.06 | 0.080 |
| PMR | 29.53 ± 12.88 | 31.09 ± 8.60 | 0.175 |
| GLB | 35.05 ± 6.25 | 31.61 ± 3.89 | 0.036 |
| AGR | 1.02 ± 0.21 | 1.21 ± 0.23 | 0.014 |
| PLT/AGR | 298.21 ± 155.53 | 268.04 ± 80.83 | 0.939 |
PJI, periprosthetic joint infection; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein; PLT, platelet; MPV, mean platelet volume; PCT, plateletcrit; PMR, PLT to MPV ratio; GLB, globulin; AGR, albumin to globulin ratio