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Lumbar excursion (mean, SD) for the early phase (0–50% of movement time) of the reaching movement for each condition of the Pick Up an Object (PUO) test for the back-healthy (BH), low back pain group with < 20% modified Oswestry Disability Index score (LBP-Low), and the low back pain group with ≥20% modified Oswestry Disability Index score (LBP-High).
*Indicates significant difference between the LBP-High group and both the BH and LBP-Low group
