| Source ICD-10 | Mapping Type | Target ICD-9 |
| Recommended Mapping (based on statistical analysis) |
| Y389X2D (Diagnosis) - Terrorism, secondary effects, civilian injured, subs encntr (Terrorism, secondary effects, civilian injured, subsequent encounter) | Single To Single | E9799 (Diagnosis) - Terrorism, secondary (Terrorism secondary effects) |
| CMS/CDC General Equivalence Mappings |
| Y389X2D (Diagnosis) - Terrorism, secondary effects, civilian injured, subs encntr (Terrorism, secondary effects, civilian injured, subsequent encounter) | Single To Single | Alternative #1: E9799 (Diagnosis) - Terrorism, secondary (Terrorism secondary effects) |