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Table 1 Myocardial tracking and quantification time by method

From: Comparison of cardiovascular magnetic resonance feature tracking and tagging for the assessment of left ventricular systolic strain in acute myocardial infarction

 

Feature Tracking (FT)

Tagging

p value (FT v Tagging)

Short-axis cine segments excluded

0 (0%)

18 (5%)

<0.001

Long-axis cine segments excluded

0 (0%)

81 (21%)

<0.001

Number of excluded short-axis segments in infarct core

0 (0%)

3/18 (17%)

<0.001

Number of excluded long-axis segments in infarct core

0 (0%)

14/81 (17%)

<0.001

Analysis time per patient (minutes)

25.3±3.7

33.4±5.6

<0.001

Post-processing time per patient (minutes)

12.9±2.0

30.3±5.9

<0.001

Total analysis time (minutes)

38.2±3.8

63.7±10.3

<0.001

  1. Infarction defined where ≥1% segmental late gadolinium enhancement.