Table 2 Maximum diameter of the landing zone and depth of the left atrial appendage, before and after administration of 500 mL IV bolus of normal saline
Pre 500 ml bolus | Post 500 ml bolus | Delta (volume bolus - baseline) | p value | |
|---|---|---|---|---|
90o, landing zone (mm) | 19.6 ± 3.6 | 21.1 ± 3.6 | 1.5 ± 1.0 | <0.001 |
90o, depth (mm) | 26.5 ± 5.5 | 28.0 ± 5.5 | 1.5 ± 1.8 | <0.001 |
135o, landing zone (mm) | 20.2 ± 4.1 | 21.5 ± 4.3 | 1.3 ± 1.0 | <0.001 |
135o, depth (mm) | 23.9 ± 5.8 | 25.5 ± 6.3 | 1.6 ± 2.0 | <0.001 |