Three-dimensional time-of-flight magnetic resonance angiography combined with high resolution T2-weighted imaging in preoperative evaluation of microvascular decompression

Figure 1 Literature search and results. 3D TOF MRA: Three-dimensional time-of-flight magnetic resonance angiography; HR T2WI: High resolution T2-weighted imaging.

Figure 2 Methodological quality of the included studies assessed by the Quality Assessment of Diagnostic Accuracy Studies checklist. A: Methodological quality graph; B: Methodological quality summary.

Figure 3 Heterogeneity and publication bias of the meta-analysis. A: Galbraith plot; B: Deeks’ funnel plot.

Figure 4 Summary effect size of the meta-analysis. A: Pooled sensitivity and specificity; B: Pooled positive likelihood ratio and pooled negative likelihood ratio; C: Pooled diagnostic odds ratio; D: Summary receiver operating characteristic curve. CI: Confidence interval; AUC: Area under the curve.

Figure 5 Assessment of clinical application value of three-dimensional time-of-flight magnetic resonance angiography combined with high resolution T2-weighted imaging. A: Likelihood ratio scatter plot; B: Fagan nomogram shows the post-test probability.