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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

From: Safety and effects of volume loading during transesophageal echocardiography in the pre-procedural work-up for left atrial appendage closure

  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