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  Indian J Med Microbiol
 

Figure 1 Receiver-operating characteristic curve for detection of the best cutoff point of serum ferritin in case of fever of unknown origin. The area under the curve (AUC) was 0.79. There was a highly significant difference in the AUC (P<0.001) at 95% confidence interval of 0.71–0.88.

Figure 1 Receiver-operating characteristic curve for detection of the best cutoff point of serum ferritin in case of fever of unknown origin. The area under the curve (AUC) was 0.79. There was a highly significant difference in the AUC (P<0.001) at 95% confidence interval of 0.71–0.88.