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A Subject Specific Surface Electromyography Model For Estimating L4/L5 Compressive Loading, Pablo Joaquin Dopico
A Subject Specific Surface Electromyography Model For Estimating L4/L5 Compressive Loading, Pablo Joaquin Dopico
Theses and Dissertations (ETD)
Introduction: Low Back Pain (LBP) is a leading cause of activity limitation worldwide and results in 149 million lost work days annually in the United States. The total costs of LBP are estimated to be $100 to $200 billion annually. Specific causes of LBP account for less than 15% of LBP cases. Heavy loading of the lumbar spine and tight hamstrings have been identified as risk factors for LBP. Tight hamstrings pull the pelvis posteriorly and reduce the lordosis of the spine, resulting in increased loading of the lumbar vertebral bodies of the spine. While this mechanism has been described, …