A hospital emergency service department was analyzing the factors that were contributing to failing performance against response time targets set for urgent care response calls. It listed the main issues that prevented the ambulance from bringing the patient back to the hospital on time. Problem Frequency Ambulance driver was unable to locate patient 22 Road traffic 30 Ambulance performance issues 8 Staff availability 8 Equipment issues 12 Uncooperative patient 14 Delayed support from other agencies such as fire and police 6 Total 100 Organize these causes into a cause-and-effect diagram. (Supply chain).