WCAB En Banc Clarifies Process for Rebutting Combined Values Chart

The California Workers’ Compensation Appeals Board published an en banc decision Monday clarifying the process for rebutting the combined values chart in the Permanent Disability Rating Schedule. Claimants attempting to argue that the combined values chart does not apply because multiple impairments have no overlapping deleterious impact must focus on the effects of the injury on activities of daily living and not on body parts, the WCAB said. Claimants who instead try to prove that multiple impairments have a synergistic effect — that is, they combine to have a greater effe...