Table 4 Intra- and inter-observer reproducibility based on identical images
Intra-observer | Â | Observer 1 | Observer 2 |
|---|---|---|---|
IVSd (mm) | Median (range) | 7.5 (4.2-11.9) | 7.4 (3.7-11.6) |
| Â | Mean diff. (95% CI) | 0.2 (-0.2- 0.6) | 0.4 (0.0-0.8) |
| Â | LoA | -1.4-1.8 | -1.2-2.1 |
| Â | SDC | 1.6 | 1.8 |
LVPWd (mm) | Median (range) | 6.9 (3.9-12.3) | 7.1 (4.0-11.3) |
| Â | Mean diff. (95% CI) | 0.4(-0.3-1.1) | 0.5 (0.1-0.9) |
| Â | LoA | -2.5-3.4 | -1.3-2.3 |
| Â | SDC | 3.3 | 2.0 |
LVEDd (mm) | Median (range) | 43.2 (26.3-57.2) | 43.9 (26.3-57.2) |
| Â | Mean diff. (95% CI) | 0.4 (-0.3-1.0) | 0.6 (0.1-1.1) |
| Â | LoA | -2.6-3.3 | -1.6-4.9 |
| Â | SDC | 2.9 | 2.2 |
LVMI | Median (range) | 79 (45–226) | 82 (47–221) |
(g/m2) | Mean diff. (95% CI) | 4.0 (-1.4-9.4) | 4.7 (0.8-8.7) |
| Â | LoA | -19.2-27.2 | -12.2-21.7 |
| Â | SDC | 22.8 | 16.6 |
Inter-observer | Â | Observer 1 vs 2 | |
IVSd (mm) | Mean diff (95% CI) | 0.4 (0.0-0.7) | |
| Â | LoA | -1.1-1.9 | |
| Â | SDC | 1.6 | |
LVPWd (mm) | Mean diff. (95% CI) | 0.3 (-0.1-0.8) | |
| Â | LoA | -1.57-2.25 | |
| Â | SDC | 1.9 | |
LVEDd (mm) | Mean diff. (95% CI) | 1.5 (0.7-2.3) | |
| Â | LoA | -2.0-4.9 | |
| Â | SDC | 3.4 | |
LVMI | Mean diff. (95% CI) | 0.1 (-5.3-5.6) | |
(g/m2) | LoA | -23.3-23.5 | |
| Â | SDC | 22.9 | |