Meta-analysis of dopaminergic-serotonergic modulation strategies for depressive symptoms in Parkinson’s disease

Figure 1 Literature screening flow chart.

Figure 2 Forest plot. A: Forest plot of motor function; B: Forest plot of depressive symptom improvement; C: Forest plot of quality of life; D: Forest plot of adverse event. RR: Risk ratio; CI: Confidence interval.

Figure 3 Sensitivity analyses to improve motor function and adverse events. A: Improvement in motor function sensitivity analysis; B: Adverse event sensitivity analysis. CI: Confidence interval.

Figure 4 Funnel plot of publication bias.

Figure 5 Bayesian posterior distribution plot. MCMC: Markov Chain Monte Carlo.