Offshore telementored ultrasound: a quality assessment study

The Ultrasound Journal

Table 1 Mean image scores by acoustic window of telementored ultrasound in six different cardio-thoracic windows (FATE)

Acoustic window	Position	n	Mean^a	Standard deviation	%^≥3,b
Subcostal 4-chamber	1	37	3.49	0.65	92
Apical 4-chamber	2	37	3.54	0.56	100
Parasternal long-axis	3	37	3.32	0.58	97
Parasternal short-axis	4	37	3.32	0.58	95
Pleura right side	5	37	4.19	0.46	100
Pleura left side	6	37	3.70	0.62	95

^aImage quality scoring system: 1 = no visible image, 5 = excellent image quality
^b%^≥3 Percentage of images with a score ≥ 3, which was defined as the cut-off score for images with sufficient quality to extract clinical information, n number of scans