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Interobserver and intraobserver variability of the UGAP value assessment.
| ICC (95% CI) | p value | |
|---|---|---|
| Two UGAP measurements between two radiologists | 0.862 (0.783–0.914) | < 0.001* |
| Two UGAP measurements between one radiologist (15 min intervals) | 0.899 (0.838–0.937) | < 0.001* |
| Two UGAP measurements between one radiologist (different days) | 0.910 (0.780–0.965) | < 0.001* |
ICC intra-class correlation coefficient, CI confidence interval, UGAP ultrasound-guided attenuation parameter.
*p < 0.05.
