Table 2.

Precision results with 760 catheters and four user tries. The more conservative %CV_RMS is 20% higher than its non-RMS counterpart $\overline{\%CV}$. The same holds for the estimated deviations in mm.

$\overline{HD}$	$\overline{\%CV}$	${\stackrel{\sim }{D}}_{\overline{\%CV}}$	%CVRMS	D̃CVRMS	$\overline{HD}+3·{\stackrel{\sim }{D}}_{C{V}_{\mathit{RMS}}}$
1.57 mm	15.84 %	0.25 mm	18.66 %	0.29 mm	2.44 mm