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Table 2:

Estimated figure of merit by reader and methoda

Estimated FOM
CAD−CAD+Difference95% CIP Value
Reader 10.6670.7260.060(−0.184–0.304).62
Reader 20.6600.8420.182(0.021–0.344).028
Reader 30.7890.8920.103(−0.071–0.276).24
Reader 4b0.5940.7460.152(−0.042–0.347).12
Reader 50.5140.7170.203(−0.158–0.564).26
Reader 60.7070.630-0.077(−0.371–0.217).60
Overall0.6550.7590.104(0.025–0.183).011
  • a For all except reader 6, there was a definite increase in the FOM when CAD results were available, though the difference was statistically significant for only 1 reader (reader 2).

  • b General radiologist; all other readers are neuroradiologists.