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Table 2 Mean image scores by acoustic window for telementored ultrasound in four different thoraco-abdominal windows (FAST)

From: Offshore telementored ultrasound: a quality assessment study

Acoustic windowPositionnMeanaStandard deviation%≥3,b
Subcostal 4-chamber7372.650.7257
Peri-hepatic8373.350.7584
Peri-splenic9373.140.8278
Pelvic10373.730.5197
  1. aImage quality scoring system: 1 = no visible image, 5 = excellent image quality
  2. b%≥3Percentage of images with score of ≥ 3, which was defined as the cut-off score for images with sufficient quality to extract clinical information, n number of scans