Lack of emergency medical services documentation is associated with poor patient outcomes: a validation of audit filters for prehospital trauma care.
Laudermilch DJ, Schiff MA, Nathens AB, et al. Lack of emergency medical services documentation is associated with poor patient outcomes: a validation of audit filters for prehospital trauma care. J Am Coll Surg. 2010;210(2):220-7. doi:10.1016/j.jamcollsurg.2009.10.008.
In this study of trauma patients, failure of emergency medical technicians to document vital signs was associated with increased mortality.