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Density plots showing the variations in the joint angles at the hip of 3 sitting positions, stratified by BMI (overweight, BMI ≥ 23 kg/m2): A) benjangkapradit prostration; B) squatting; and C) standard leg-cross. The flexion and extension of the hip are the positive and negative values, respectively. The dashed lines signify the median value of the hip joint angle. The P values were computed with the Mann–Whitney U test
