| 1 | 2 | 3 | 4 |  |  |  |  |
---|---|---|---|---|---|---|---|---|
 | Intra-observer N = 84 | Inter-observer N = 75 | Same-day rescan N = 85 | Interval Scan N = 74 | p value (1 vs. 2) | p value (1 vs. 3) | p value (2 vs. 3) | p value (3 vs. 4) |
LA stasis, % | Â | Â | Â | Â | Â | Â | Â | Â |
 CV (95% CI) | 0.032 (0.023–0.041) | 0.073 (0.052–0.097) | 0.101 (0.080–0.124) | 0.144 (0.116–0.175) | < 0.001 | < 0.001 | 0.076 | 0.015 |
 Bias (BA limits) | 0.01 (− 0.02 to 0.02) | 0.00 (− 0.09 to 0.07) | 0.00 (− 0.09 to 0.09) | − 0.01 (− 0.16 to 0.14) |  |  |  |  |
LA peak velocity, m/s | Â | Â | Â | Â | Â | Â | Â | Â |
 CV (95% CI) | 0.012 (0.009–0.015) | 0.080 (0.039–0.131) | 0.065 (0.042–0.093) | 0.068 (0.058–0.079) | 0.007 | < 0.001 | 0.645 | 0.795 |
 Bias (BA limits) | 0.00 (− 0.01 to 0.01) | 0.01 (− 0.09 to 0.07) | 0.00 (− 0.05 to 0.06) | 0.00 (− 0.05 to 0.06) |  |  |  |  |
LA mean velocity, m/s | Â | Â | Â | Â | Â | Â | Â | Â |
 CV (95% CI) | 0.010 (0.008–0.013) | 0.037 (0.025–0.051) | 0.051 (0.038–0.064) | 0.076 (0.063–0.088) | < 0.001 | < 0.001 | 0.134 | 0.007 |
 Bias (BA limits) | 0.00 (0.00 to 0.00) | 0.00 (− 0.01 to 0.01) | 0.00 (− 0.020 to 0.022) | 0.00 (− 0.03 to 0.03) |  |  |  |  |
LA vorticity, rad | Â | Â | Â | Â | Â | Â | Â | Â |
 CV (95% CI) | 0.012 (0.010–0.014) | 0.081 (0.041–0.126) | 0.072 (0.052–0.094) | 0.074 (0.059–0.090) | 0.002 | < 0.001 | 0.816 | 0.875 |
 Bias (BA limits) | 0.00 (− 0.73 to 0.73) | − 0.17 (− 4.67 to 4.32) | − 0.01 (− 4.12 to 4.15) | 0.41 (− 3.90 to 4.73) |  |  |  |  |
LA vortex volume, ml | Â | Â | Â | Â | Â | Â | Â | Â |
 CV (95% CI) | 0.076 (0.053–0.099) | 0.112 (0.083–0.143) | 0.086 (0.059–0.115) | 0.108 (0.080–0.137) | 0.045 | 0.564 | 0.172 | 0.254 |
 Bias (BA limits) | − 1.12 (− 5.44 to 3.05) | − 1.18 (− 6.45 to 4.10) | 0.42 (− 3.22 to 4.06) | − 0.51 (− 7.32 to 60.30) |  |  |  |  |