Presence of a predisposing condition - Predisposing conditions include peptic ulcer disease, acute appendicitis, acute diverticulitis, and inflamed Meckel diverticulum. Indeed, acute appendicitis is still one of the common causes of bowel perforation in elderly patients and is associated with relatively poor outcomes.
(2) Two-Stage Allocation: It can be observed that both the costing systems follow a two stage allocation procedure. In traditional costing, in the first stage, overhead costs are allocated to production departments. But in ABC, in the first stage, overhead costs are assigned to each major activity and not to departments.
Activity-based costing is a method of assigning indirect costs to products and services which involves finding cost of each activity involved in the production process and assigning costs to each product based on its consumption of each activity.