| Intra-observer | Inter-observer |
---|
CV (%) | ICC | 95% CI | CV (%) | ICC | 95% CI |
---|
LAVmax | 6.5 | 0.95 | 0.87–0.98 | 7.4 | 0.93 | 0.83–0.97 |
LAVpre-a | 7.1 | 0.95 | 0.88–0.98 | 8.6 | 0.93 | 0.82–0.97 |
LAVmin | 6.7 | 0.96 | 0.90–0.98 | 7.7 | 0.95 | 0.87–0.98 |
LA total EF | 2.2 | 0.95 | 0.89–0.98 | 2.7 | 0.93 | 0.82–0.97 |
LA passive EF | 6.6 | 0.94 | 0.85–0.97 | 8.4 | 0.89 | 0.73–0.95 |
LA active EF | 4.3 | 0.96 | 0.89–0.98 | 6.6 | 0.88 | 0.72–0.95 |
εs | 6.6 | 0.93 | 0.83–0.97 | 9.3 | 0.88 | 0.72–0.95 |
εe | 7.9 | 0.94 | 0.86–0.98 | 10.0 | 0.91 | 0.76–0.96 |
εa | 7.1 | 0.96 | 0.90–0.98 | 9.8 | 0.93 | 0.84–0.97 |
SRs | 7.4 | 0.93 | 0.84–0.97 | 10.3 | 0.88 | 0.73–0.95 |
SRe | 8.4 | 0.94 | 0.86–0.98 | 10.6 | 0.91 | 0.79–0.96 |
SRa | 5.5 | 0.98 | 0.96–0.99 | 8.4 | 0.96 | 0.89–0.98 |
- CV coefficient of variation, ICC intraclass correlation coefficient, LAVmax left atrial maximum volume, LAVpre-a left atrial pre-atrial contraction volume, LAVmin left atrial minimum volume, LAEF left atrial emptying fraction, εs total strain, εe passive strain, εa active strain, SRs peak positive strain rate, SRe peak early negative strain rate, SRa peak late negative strain rate