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Assessing the impact of physician prescribing feedback on antibiotic use for urinary tract infections

A randomized trial assessing the impact of personalized prescribing feedback to family physicians on antibiotic prescribing for outpatient uncomplicated acute cystitis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN16938907
Enrollment
20000
Registered
2022-12-02
Start date
2010-12-03
Completion date
Unknown
Last updated
2023-08-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Uncomplicated acute cystitis Infections and Infestations

Interventions

An interdisciplinary team with expertise in antimicrobial resistance, infection disease, primary care, pharmacoepidemiology, and public health developed an educational portrait aimed to improve the qu

Sponsors

British Columbia Ministry of Health
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Female patients who visited a family physician during the study period where the primary diagnosis code on the Medical Services Plan billing record was coded as 595.x (Cystitis). Reversed billing claims were excluded: 1. Female patients only 2. Extract Medical Service Plan claims where the first 3 digits of the ICD-9 diagnosis code are 595 (acute cystitis) 3. Aged 18 years old and over

Exclusion criteria

Exclusion criteria: 1. Reversed medical services billing claims from above. 2. Males 3. Aged <18 years 4. Episodes that meet “complicating” factors

Design outcomes

Primary

MeasureTime frame
Proportion of acute cystitis patients prescribed nitrofurantoin as first-line treatment, using BC Ministry of Health administrative data on physician visits and dispensed medications at community pharmacies, in the 12-month period post-intervention

Secondary

MeasureTime frame
Proportion of acute cystitis patients prescribed ciprofloxacin, TMP-SMX, or no treatment, using BC Ministry of Health administrative data on physician visits and dispensed medications at community pharmacies, in the 12-month period post-intervention

Countries

Canada

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026