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Table 1 Effect of dobutamine on twist and torsion

From: Evaluation of left ventricular torsion using cardiac MRI. Validation of feature tracking

  Dobutamine Dobutamine Dobutamine ANOVA Significance Pearson correlation Significance
  0 mcg 7.5mcg 15mcg F p r p
Twist 11.53±4.9 13.1±6.4 22.7±11.5 (1.56, 14.02) = 3.4 0.07 0.497 0.001
Torsion 5.3±2 6.7±4.2 7.7±3.5 (1.36, 10.86) = 1.08 0.35 0.288 0.002