Fig. 5From: Relation of serum level of tumor necrosis factor-alpha to cognitive functions in patients with Parkinson’s diseaseROC curve for TNF-α to detect severity of PD using H&Y staging. At cut-off point value > 113.65, sensitivity and specificity of TNF-α were 50% (AUC = 0.49, p value = 0.69). TNF-α tumor necrosis factor-α, PD Parkinson’s disease, H&Y Hoehn and YahrBack to article page