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Fig. 4 | BMC Musculoskeletal Disorders

Fig. 4

From: The role of femoral obliquity angle and T1 pelvic angle in predicting quality of life after spinal surgery in adult spinal deformities

Fig. 4

Mechanism of sagittal malalignment modified from Roussouly et al. classification [15] for FOA e TPA variation. a Physiological sagittal alignment; b Compensation phase: reduction of lumbar lordosis (LL) compensated by pelvic retroversion (PR) and hips flexion, increasing TPA and FOA, no trunk inclination; c Decompensation phase: pelvic retroversion and further increase of TPA and anterior trunk inclination

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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