Fig. 2From: Associated factors with poor treatment response to initial glucocorticoid therapy in patients with adult-onset Still’s diseaseAssociation of WBC count with a poor treatment outcome during 4 weeks. Receiver-operating characteristic (ROC) curve for WBC (A). The area under the ROC curve was 0.737 (95% CI: 0.618-0.856, p=0.001); the analysis showed that the best cut-off for WBC was 13,050/μl, providing a sensitivity of 72% and a specificity of 65%. Analysis using the Kaplan-Meier method and the log-rank test (B). Cumulative rate of patients with a poor treatment outcome was 60.0% in those with WBC ≥13,050/μl and 23.5% in those with WBC <13,050/μlBack to article page