Data for: Diagnostic Utility of Gut α-Synuclein in Parkinson’s Disease: A Systematic Review and Meta-Analysis

Fig1:Flow chart for the systematic literature search. Fig2. Forest plot demonstrating the association between gut α-synuclein and PD(CI, confidence interval; PD, Parkinson’s disease; OR, odds ratio). Fig3. Forest plot in subgroup analysis demonstrating the association between gut α-synuclein and PD(a: subgroup analyzes by IHC sites; b: subgroup analyzes by antibody species). Fig4. SROC curve(a: sites:colon and stomach; b:antibody: α-synuclein and phosphorylated α-synuclein).