Key result
Ultrasound elastography studies of chronic venous insufficiency require BMI adjustment and reconsideration of causal direction.
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Methodological commentary highlights confounding by body mass index in chronic venous insufficiency elastography, suggesting reassessment of causal pathways.
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Gu et al. (2026) studied this question. Ultrasound elastography studies of chronic venous insufficiency require adjustment for body mass index and careful reconsideration of causal direction.
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