The claimant then had a total knee replacement, with his doctor opining a 40% <a href="https://thelomad.com/getmad.today/wp-contentwww.getmad.today/blog/2018/12/review-of-workers-compensation-board-schedule-loss-of-use-frequently-asked-questions-and-new-permanency-forms/">schedule loss</a> of use of the right leg