Friday, December 1, 2023

Time to de-implement urine dipsticks in older adults

  1. Jerome A Leis, infectious diseases physician,
  2. Katrina L Piggott, geriatrician
  1. Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
  1. Jerome.leis{at}

We thank Zhang for comments regarding our article.1 Urinary tract infections are overdiagnosed among older adults and judicious antimicrobial use to prevent patient harms and antimicrobial resistance is needed.2

We would, however, caution against the idea that the negative predictive value (NPV) of a urine dipstick justifies its widespread use among older adults. Firstly, published performance characteristics are based on urine culture cutoffs of >105. …

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