Table 2.

Preexamination factors affecting urine albumin excretion.1

Effect on urine albumin excretionConsequences for urine albumin examinationReferences
ExerciseIncreasedShould not be performed after hard physical exercise (evidence is not fully congruent)(12)(13)(14)(15)(16)(17)(18)(19)(20)(21)(22)
FeverIncreasedShould not be performed until 3 days after fever(23)(24)(25)
Asymptomatic bacteriuriaNoneScreening for asymptomatic bacteriuria is not necessary.(26)(27)(28)
Posture (orthostasis)IncreasedAn increased urine albumin excretion in a young or adolescent person should be repeated by examination of a first morning urine sample.(29)(30)(31)(32)(33)