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Table 1 McNemar tabulations for the access and return cannulae positioning (ICE versus iCATHe)

From: A novel echocardiographic imaging technique, intracatheter echocardiography, to guide veno-venous extracorporeal membrane oxygenation cannulae placement in a validated ovine model

Access cannula ICE
Correct Incorrect Total
iCATHe Correct 17 1 18
Incorrect 1 1 2
Total 18 2 20
Return cannula ICE
Correct Incorrect Total
iCATHe Correct 2 14 16
Incorrect 1 3 4
Total 3 17 20