| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| Y384X3A (Diagnosis) - Terrorism involving firearms, terrorist injured, init encntr (Terrorism involving firearms, terrorist injured, initial encounter) | Single To Single | E9794 (Diagnosis) - Terrorism, firearms (Terrorism involving firearms) |
| CMS/CDC General Equivalence Mappings |
| Y384X3A (Diagnosis) - Terrorism involving firearms, terrorist injured, init encntr (Terrorism involving firearms, terrorist injured, initial encounter) | Single To Single | Alternative #1: E9794 (Diagnosis) - Terrorism, firearms (Terrorism involving firearms) |