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Table 4 Carotid plaque burden among atherosclerotic and cardioembolic groups

From: Paradoxical role of hepatocyte growth factor in ischemic stroke: stroke risk/stroke recovery

  The patient group Test U P value
Carotid atherosclerosis N = 50 Cardioembolic N = 50 Total N = 100
Number of plaques
 X ± SD 7.16 ± 5.23 0.0 ± 0.0 3.58 ± 5.15 8.4 < 0.001
 Range 0–17 0–0 0–17
  No % No %    X2  
Plaque burden
 No plaques 6 12.0 50 100 56 56 78.6 < 0.001
 Mild 14 28.0 0 0 14 14
 Moderate 10 20.0 0 0 10 10
 Severe 20 40.0 0 0 20 20
  1. X mean, SD standard deviation, X2 Chi-square test, U Mann–Whitney U, *highly significant