Table 3.

Absolute visual grading analysis tool.

Absolute Visual Grading Analysis (VGA) score 5 – excellent image quality: no limitation for clinical use 4 – good image quality: minimal limitations for clinical use 3 – sufficient image quality: moderate limitations for clinical use but no substantial loss off information 2 – restricted image quality: relevant limitations for clinical use, clear loss of information 1 – poor image quality: image not useable, loss of information, image must be repeated