Research short: What is the best way to evaluate permanent impairment?

In most jurisdictions, when a person experiences a work injury that leads to a long term medical condition, they are paid a lump sum. Eligibility for the sum is determined by assessing whether a worker has suffered a permanent impairment that is likely to impact on their future employment prospects as a result of the injury. Over the last decade, many Australian jurisdictions have moved across to the American Medical Association's...