Evaluation of the Nitrite and Leukocyte Esterase Activity Tests for the Diagnosis of Acute Symptomatic Urinary Tract Infection in Men
Author(s) -
Jeanne Koeijers,
A. G. H. Kessels,
S. Nys,
A.I.M. Bartelds,
Gé Donker,
E.E. Stobberingh,
Annelies Verbon
Publication year - 2007
Publication title -
clinical infectious diseases
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.44
H-Index - 336
eISSN - 1537-6591
pISSN - 1058-4838
DOI - 10.1086/521254
Subject(s) - leukocyte esterase , dipstick , nitrite , medicine , urinary system , urine , gastroenterology , esterase , diagnostic test , immunology , enzyme , biochemistry , pediatrics , biology , nitrate , ecology
For 422 male patients with symptoms indicative of a urinary tract infection, nitrite and leukocyte esterase activity dipstick test results were compared with results of culture of urine samples. The positive predictive value of a positive nitrite test result was 96%. Addition of results of the leukocyte esterase test did not improve the diagnostic accuracy of the nitrite test.
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