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Table 5 Intra-observer and inter-observer CoVs for strain value measured by the same software (n = 64)

From: Left atrial strain reproducibility using vendor-dependent and vendor-independent software

 

Intra-observer

Inter-observer

Sct

Scd

Sr

Sct

Scd

Sr

VSSLV

3.30%

1.52%

2.24%

3.49%

1.95%

2.57%

VISLV

0.71%

2.31%

1.15%

4.10%

3.67%

3.83%

VISLA

1.18%

0.05%

0.43%

0.85%

2.68%

1.32%

  1. Intra-observer and inter-observer CoVs for differences of Sct and Sr measured by VSSLV were significant (both, p < 0.05)
  2. Intra-observer and inter-observer CoVs for differences of Sct measured by VISLV had no significant differences (p > 0.05)
  3. Intra-observer and inter-observer CoVs for differences of strain measured by VISLA, were of no significant differences (p > 0.05)