Table 3.
Comparison of the mean image quality, motion artifacts, and diagnostic confidence
Reader 1 | Reader 2 | |||||
---|---|---|---|---|---|---|
CS | CS DL | p value | CS | CS DL | p value | |
Diagnostic confidence | 3.2 ± 0.1 | 3.8 ± 0.2 | 0.18 | 2.9 ± 0.2 | 3.7 ± 0.1 | 0.04 |
Motion artifacts | 3.7 ± 0.4* | 3.8 ± 0.4* | 0.23 | 3.7 ± 0.4* | 3.8 ± 0.5* | 0.25 |
Overall image quality | 2.8 ± 0.3 | 3.7 ± 0.1 | 0.02 | 2.7 ± 0.1 | 3.8 ± 0.3 | 0.01 |
Data are presented as means ± standard deviations
4-point Likert scale (4 = excellent; 1 = inadequate)
*Motion artifacts graded with a 3-point scale: 2 = severe, 3 = little, 4 = none