AMA Guides 5th Edition - California Orthopaedic Association
AMA Guides 5th Edition - California Orthopaedic Association
AMA Guides 5th Edition - California Orthopaedic Association
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Spine Percentages• The <strong>AMA</strong> <strong>Guides</strong>, Chapter 15, The Spine,page 427, 15.13 Criteria for ConvertingWhole Person Impairment to RegionalSpine Impairment• Lumbar 90%, Thoracic 40%, and Cervical 80%.• 50% loss of lumbar spine function forADLs would provide a 45% WPI (50% X90% = 45%)