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Table 2 The intra- and interobserver variability among the different methods in percent

From: Left atrial volume measurement with automated border detection by 3-dimensional echocardiography: comparison with magnetic resonance imaging

Method

Intraobserver (%)

Interobserver (%)

Semiautomated 3D Technique

2

5.1

Magnetic Resonance Imaging

1.8

6.4

Area Length Method

9.9

12.4