Fig. 1From: Diagnostic accuracy of arthroscopic biopsy in periprosthetic infections of the hipForrest plot of positive likelihood ratios (LR+) of all examined tools and their combinations for diagnosing PJI of the hip. Squares mark the LR+ values whereas the horizontal lines indicate the 95% confidence interval. Values of >10 exhibit a high probability of a patient with PJI having a positive test result (compare Table 3)Back to article page