Table 2: Relative percentage of failed recording attempts by auscultation site.

Recording point

Failed recordings (%)

’

Left carotid

16.7%

“

Right carotid

10.9%

Œ

Erb’s

7.7%

Ž

Apex

7.2%



Pulmonary

5.4%



Aortic

5.0%

‘

Erb’s right

4.3%



Tricuspid

3.4%