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Table 5 Frequency of artifacts

From: Improved dark blood imaging of the heart using radial balanced steady-state free precession

   LV signal dropout Incomplete blood suppression near myocardium Streaking or ghosting artifacta
Weighting Slice Orientation Radial bSSFP Cartesian FSE Radial bSSFP Cartesian FSE Radial bSSFP Cartesian FSE
T1 short-axis 2/13 4/13 0/13 0/13 10/13 7/13
T1 four-chamber 1/7 0/7 1/7 5/7 6/7 1/7
T1 any 3/20 4/20 1/20 5/20 16/20* 8/20
T2 short-axis 4/20** 14/20 2/20 3/20 7/20 7/20
T2 four-chamber 0/1 0/1 0/1 1/1 1/1 0/1
T2 any 4/21** 14/21 2/21 4/21 8/21 7/21
all comparisons 7/41* 18/41 3/41 9/41 24/41 15/41
  1. aStreaking artifact for radial imaging and ghosting artifact for Cartesian imaging
  2. Data presented as number of instances/number of data sets
  3. * P < 0.05, ** P < 0.01 versus Cartesian FSE protocol; McNemar test