Although pairwise Wilcoxon comparisons in the total sample did not reach statistical significance ( p > 0.05), the effect sizes (r) showed moderate practical differences between certain anatomical regions, highlighting areas of relatively higher ergonomic load.
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Kinematic Assessment of the Physician's Body Position and Musculoskeletal Loads During Breast and Abdominal Ultrasound Examinations.
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0.0500
0.4060
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did not achieve significancep = 0.406
In the combined analysis (Total), which included both upper and lower body data, the Friedman test for RULA did not achieve significance ( p = 0.406, W = 0.25), whereas the Friedman test for REBA indicated a statistically significant difference ( p = 0.040, W = 0.625), reflecting greater overall variation across anatomical sites in the latter assessment.