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. 2019 Sep;40(9):1529–1537. doi: 10.3174/ajnr.A6171

Table 3:

Interobserver agreement for the evaluation of QISS-MRA and CE-MRA based on the introduced 3-, 4-, and 5-point scale scoring systems in the “Image Analysis” sectiona

Variable Interobserver Agreement
Image quality 0.54 (0.46–0.62)
Venous contamination 0.86 (0.80–0.91)
Quality of global arterial visualization
    Right side 0.72 (0.70–0.74)
    Left side 0.71 (0.69–0.72)
ICA stenosis
    Right side 0.94 (0.89–0.97)
    Left side 0.95 (0.90–0.98)
a

Data are agreement (95% CI).