A quality review of 50 percent of all favorable title II, title XVI, and concurrent
            DDS initial, and reconsideration determinations; required by the Social Security Act.
            The PER sample targets those determinations most likely to be incorrect, for identification
            and correction before they take effect. See DI 30005.005.
         
         NOTE: Favorable title XVIII Medicare for Qualified Government Employment (MQGE) disability
            claims are also subject to PER review.