A negative urinalysis rules out catheter-associated urinary tract infection in trauma patients in the intensive care unit.
Stovall RT, Haenal JB, Jenkins TC, Jurkovich GJ, Pieracci FM, Biffl WL, Barnett CC, Johnson JL, Bensard DD, Moore EE, Cothren Burlew C. A negative urinalysis rules out catheter-associated urinary tract infection in trauma patients in the intensive care unit. J Am Coll Surg. 2013 Jul; 217(1):162-6.