The Safety Analysis and Risk Mitigation Process  Section 3  42 3.5_SMSM_201904  Originally published April 2019  Uncontrolled copy when downloaded 4. An effect categorized as catastrophic is one that results in a fatality or fatal injury. 5. Ground Collision. An airplane on the ground collides with an object or person. 6. Minor Injury. Any injury that is neither fatal nor serious. 7. Serious Injury. Any injury that: a. Requires hospitalization for more than 48 hours, commencing within seven days from the date the injury was received; b. Results in a fracture of any bone (except simple fractures of fingers, toes, or nose); c. Causes severe hemorrhages, nerve, muscle, or tendon damage; d. Involves any internal organ; or e. Involves second- or third-degree burns, or any burns affecting more than five percent of the body’s surface. 8. Fatal Injury. Any injury that results in death within 30 days of the accident. 9. Refer to  FAA Order JO 8020.16,  Air Traffic Organization Aircraft Accident and Incident Notification, Investigation, and Reporting , for more information about pilot deviations . 10. Near mid-air collision definitions are derived from FAA Order 8900.1,  Flight Standards Information Management System,  Volume 7, which defines the following categories: critical, potential, and low potential. Refer to Section 9 for the complete definitions of these categories. d. Pilot Mitigation. Pilot executed ATC mitigation in a timely manner.