The measure of significance in reporting business analysis performance refers to how well the value delivered by the BA work products justifies the effort and resources invested. It focuses on whether the deliverables contributed meaningful value to the organization and whether they supported decision-making, change enablement, or strategic goals. BABOK Reference - Task: Assess Business Analysis Performance (Section 3.5): "Significance assesses the value delivered by the business analysis work and whether it justifies the resources expended."