Not all patients meet the 1Â day per percent burn rule: A simple method for predicting hospital length of stay in patients with burn

- The traditional length of stay estimation of 1 day per percent burn is biased, particularly in patients older than 40 years.
- Length of stay after burn varies by decade of age, burn size, and inhalation injury.
- Estimating length of stay in U.S. treated adults can be accomplished with three simple formulas depending on patient characteristics.