Table 3.

Performance of the new PJI definition versus the current MSIS and ICM criteria [15] (Adapted with permission from “The 2018 Definition of Periprosthetic Hip and Knee Infection: An Evidence-Based and Validated Criteria.” The Journal of Arthroplasty. Elsevier; 2018; License Number 4332741333898)

Criteria	Sensitivity (95% CI)	Specificity (95% CI)
MSIS (2011)	79.3% (73.4–84.4)	99.5% (97.3–99.99)
ICM (2013)	86.9% (81.8–91.1)	99.5% (97.3–99.99)
New PJI definition (2018)	97.7% (94.7–99.3)	99.5% (97.2–99.99)