Table 7 The diagnostic performance of different serum parameters for PJI
From: Limited value of platelet-related markers in diagnosing periprosthetic joint infection
Biomarker | AUC (95%CI) | Youden index | Optimal cutoff value | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|---|
CRP (mg/L) | 0.826(0.758–0.882) | 0.5443 | 3.60 | 83.54 | 70.89 |
ESR (mm/h) | 0.846(0.780–0.898) | 0.5443 | 19.00 | 93.67 | 60.76 |
PC/CRP | 0.804(0.733–0.863) | 0.4937 | 37.80 | 73.42 | 75.95 |
PC/AGR | 0.802(0.731–0.861) | 0.5063 | 160.63 | 84.81 | 65.82 |
PLR | 0.738(0.662–0.804) | 0.3924 | 181.51 | 54.43 | 84.81 |
PC (× 109/L) | 0.702(0.624–0.772) | 0.3165 | 203.00 | 89.87 | 41.77 |
PVR | 0.672(0.593–0.744) | 0.2785 | 20.47 | 87.34 | 40.51 |
PNR | 0.553(0.472–0.632) | 0.1266 | 69.28 | 55.70 | 56.96 |
MPV | 0.544(0.463–0.623) | 0.1139 | 10.20 | 74.68 | 36.71 |