Therapeutic efficacy of transcranial direct current stimulation in treating auditory hallucinations in schizophrenia: A meta-analysis

Figure 1 Study selection flow diagram for meta-analysis inclusion.

Figure 2 Risk of bias evaluation for studies included, utilizing Cochrane's criteria. Areas marked in red signify a high risk, whereas green areas indicate a low risk.

Figure 3 Forest plot presenting the results of the meta-analysis on transcranial direct current stimulation efficacy in schizophrenia.

Figure 4 Sensitivity analysis outcome graph evaluating the consistency of the meta-analysis results.

Figure 5 Evaluation of publication bias for included studies via funnel plot visualization.