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. Author manuscript; available in PMC: 2015 Mar 17.
Published in final edited form as: Eur Radiol. 2014 May 28;24(8):1942–1949. doi: 10.1007/s00330-014-3219-5

Fig. 5. Comparison of receiver operating characteristic (ROC) analysis.

Fig. 5

Graphs show a slightly larger area under the curve (AUC) for percent-signal drop at arterial-phase MRA (AUC = 0.996, 95%-CI = 0.938–1.000) as compared to delayed-phase MRA (AUC= 0.991, 95%-CI = 0.929–1.000); however, this difference was not statistically significant (p=0.449).