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Variability of Long‐Axis Length and Area Measurements Over the 12 Projection Angles at ES and ED
| Length at ES (mm) | Area at ES (mm2) | Length at ED (mm) | Area at ED (mm2) | |
|---|---|---|---|---|
| Mean | 49.6 | 1340.4 | 54.2 | 1895.4 |
| StDev | 3.0 | 86.1 | 0.8 | 64.8 |
| StDev as % | 6.0 | 6.4 | 1.4 | 3.4 |
Shown are the mean (in mm) and SD error (StDev) in mm, and StDev as a % of the mean. ED indicates end‐diastole; ES, end‐systole
