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Asymptomatic-bacteriuria antibiotic use fell from 20% to 3% after a nurse-led UTI decision tool

Antimicrobial Stewardship & Healthcare Epidemiology (PubMed)Jul 6, 2026

AI-summarized from the linked source. Educational brief, not medical advice.

Brief summary

At one family-medicine practice, an EHR-integrated nurse-led UTI triage tool was associated with more symptom documentation, fewer urine cultures without microscopy, and a decline in asymptomatic-bacteriuria antibiotics from 20% to 3%, with no observed increase in pyelonephritis.

What NurseJet pulled from the source

Researchers used workflow mapping and interviews with 11 nurses to build an EHR-integrated UTI symptom score and triage algorithm for an urban academic family-medicine practice. A 15-month pre-post interrupted time-series evaluation examined adoption, documentation, urine testing, antibiotic prescribing, and 30-day pyelonephritis. All nurses adopted the tool, fidelity was 77.8%, and usability was rated highly. Documentation of at least two UTI-specific symptoms increased at implementation and continued improving by 2.4 percentage points per month (95% CI 0.1 to 4.7). Urine cultures ordered without microscopy had a slope of -5.5 percentage points per month (95% CI -7.9 to -3.2). Antibiotic prescribing for asymptomatic bacteriuria fell from 20% to 3% (P=.003), with no observed increase in 30-day pyelonephritis. The findings support a nurse-led stewardship workflow, but the single-practice pre-post design cannot by itself prove that the tool caused each change.

Why this matters for nurses

Urinary complaints can trigger reflex testing and antibiotics even when defining symptoms are absent. This study matters for nurses because it places structured symptom assessment inside the triage workflow and links better documentation with fewer low-value cultures and less treatment of asymptomatic bacteriuria.

Bedside takeaway

Be aware that after a nurse-led UTI triage tool was introduced, symptom documentation increased and asymptomatic-bacteriuria antibiotic use fell from 20% to 3%, with no observed rise in 30-day pyelonephritis.

Explain this for my unit

Key takeaways

  • The mixed-methods study developed an EHR-integrated symptom score and triage algorithm with 11 family-medicine nurses.
  • All nurses adopted the tool, with 77.8% fidelity and high reported usability.
  • Symptom documentation increased while urine cultures ordered without microscopy declined over the 15-month evaluation.
  • Antibiotic treatment of asymptomatic bacteriuria fell from 20% to 3%, with no observed increase in 30-day pyelonephritis.

Practice implications

  • Outpatient triage teams can use this study when evaluating locally approved EHR prompts that require symptom documentation before urine testing. Any tool should preserve assessment and escalation for suspected upper-tract infection and should not replace local diagnostic, prescribing, or scope-of-practice rules.

Limitations & cautions

  • The study involved one urban academic family-medicine practice and only 11 nurses. Its pre-post design cannot exclude secular trends or prove causation, and results may not transfer to inpatient, emergency, long-term-care, or differently configured EHR settings without local evaluation.
  • AI-summarized from the linked source. Review the original article before applying to practice.

Citations

Exact source links

Public citations are filtered to exact credible source pages. Homepage-only or invalid links stay in admin review and are not shown here.

Antimicrobial Stewardship & Healthcare Epidemiology (PubMed)

Antimicrobial Stewardship & Healthcare Epidemiology (PubMed). Development and implementation of a nurse-led clinical decision support tool for urinary tract infection.

Open original source

https://pubmed.ncbi.nlm.nih.gov/42422871/

Professional education only

This summary does not replace clinical judgment, facility policy, provider orders, or official guidelines. Verify practice changes against the original source and local protocol.

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