There has been a decline in burn injury deaths in the last two decades. The most significant factor that impacted this decline is:
1. Early excision and closure of the burn wound.
2. Improved resuscitation.
3. Control of infection.
4. Support of the hypermetabolic response.
Early excision and closure of the burn wound.
Rationale: The decline in the death rate from burn injuries is mostly attributed to early excision and closure of the burn wound. Less significant reasons are improved resuscitation, control of infection, and support of the hypermetabolic response.
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