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Table 3 Segmental peak SCS, mean ± standard deviation

From: Feature tracking compared with tissue tagging measurements of segmental strain by cardiovascular magnetic resonance

  Healthy volunteers (n = 10) LBBB (n = 10) HCM (n = 10)
  CMR-FT mid (%) Tissue tagging (%) p-value CMR-FT mid (%) Tissue tagging (%) p-value CMR-FT mid (%) Tissue tagging (%) p-value
1. Basal anterior -15.7 ± 9.6 -16.8 ± 2.8 0.58 -9.1 ± 5.8 -9.2 ± 3.5 0.88 -17.6 ± 7.6 -13.9 ± 3.4 0.17
2. Basal anteroseptal -14.2 ± 7.5 -15.6 ± 2.5 0.45 -8.6 ± 9.0 -6.9 ± 3.3 0.51 -11.3 ± 7.5 -13.3 ± 3.9 0.51
3. Basal septal -17.6 ± 3.1 -16.1 ± 2.4 0.17 -5.7 ± 5.4 -7.9 ± 3.9 0.24 -13.6 ± 9.7 -13.3 ± 2.7 0.80
4. Basal inferior -14.5 ± 5.8 -15.4 ± 1.4 0.80 -5.4 ± 4.4 -6.8 ± 3.8 0.51 -20.1 ± 9.0 -14.2 ± 3.8 0.17
5. Basal posterior -18.7 ± 6.3 -19.8 ± 3.0 0.58 -13.1 ± 11.2 -11.6 ± 6.8 0.65 -28.1 ± 11.9 -15.3 ± 2.7 0.02
6. Basal lateral -21.8 ± 7.7 -17.8 ± 3.0 0.09 -13.9 ± 8.1 -13.1 ± 5.7 0.96 -13.8 ± 8.5 -12.5 ± 2.5 0.02
7. Mid anterior -24.2 ± 2.0 -18.1 ± 2.6 0.02 -6.7 ± 3.7 -8.4 ± 3.6 0.39 -26.5 ± 8.9 -16.3 ± 2.3 0.58
8. Mid anteroseptal -15.7 ± 8.2 -16.6 ± 2.0 0.65 -4.8 ± 5.2 -7.4 ± 3.4 0.09 -18.1 ± 10.4 -13.4 ± 5.2 0.17
9. Mid septal -17.3 ± 7.9 -15.7 ± 2.0 0.65 -5.8 ± 5.5 -8.3 ± 4.8 0.17 -15.3 ± 7.7 -13.7 ± 4.7 0.68
10. Mid inferior -22.0 ± 7.8 -15.9 ± 0.9 0.03 -6.3 ± 6.0 -8.0 ± 3.9 0.20 -21.0 ± 12.4 -13.3 ± 4.4 0.09
11. Mid posterior -17.9 ± 9.5 -21.2 ± 2.6 0.65 -7.1 ± 4.3 -12.7 ± 5.6 <0.01 -24.2 ± 10.1 -15.9 ± 2.7 0.09
12. Mid lateral -20.9 ± 6.6 -19.4 ± 2.4 0.65 -10.2 ± 6.4 -13.8 ± 4.0 0.14 -18.0 ± 6.7 -15.5 ± 4.1 0.44
13. Apical anterior -22.7 ± 11.9 -14.4 ± 3.7 <0.01 -11.3 ± 11.1 -9.3 ± 4.7 0.65 -13.7 ± 8.6 -10.7 ± 4.9 0.77
14. Apical septal -17.7 ± 8.7 -12.8 ± 2.6 0.11 -14.6 ± 16.9 -9.1 ± 4.3 0.51 -20.4 ± 9.2 -9.9 ± 3.8 0.03
15. Apical inferior -26.5 ± 8.2 -13.6 ± 3.5 <0.01 -15.1 ± 16.1 -11.4 ± 5.0 0.96 -29.1 ± 9.1 -12.0 ± 4.6 0.01
16. Apical lateral -32.0 ± 4.9 -15.3 ± 1.8 <0.01 -11.7 ± 14.5 -13.7 ± 4.2 0.07 -25.7 ± 10.8 -12.6 ± 5.1 0.01
Mean -20.0 ± 3.1 -16.5 ± 1.6 <0.01 -9.4 ± 3.6 -9.9 ± 1.1 0.67 -19.8 ± 3.9 -13.8 ± 2.5 <0.01
  1. Left bundle branch block patients (LBBB), hypertrophic cardiomyopathy patients (HCM), cardiovascular magnetic resonance myocardial feature-tracking with mid-wall contours (CMR-FTmid).