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A multicenter clinical study on the predictive value of maximum urinary flow rate (Qmax) changes for urinary tract infections in critically ill patients

A multicenter clinical study on the predictive value of maximum urinary flow rate (Qmax) changes for urinary tract infections in critically ill patients

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600129708
Enrollment
Unknown
Registered
2026-08-07
Start date
2023-08-30
Completion date
Unknown
Last updated
2026-08-10

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

Conditions

urinary tract infection

Interventions

test group:None

Sponsors

Tongde Hospital of Zhejiang Province
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Adult critically ill patients with indwelling catheterization in the ICU; 2. APACHE? Score >= 8 points; 3. Signed informed consent.

Exclusion criteria

Exclusion criteria: 1. Refusal to sign the informed consent; 2. Gravidas; 3. < 18 years old; 4. Urinary tract infection before enrollment; 5. Patients with continuous indwelling catheterization greater than 2 weeks without performing bladder exercise; 6. Patients with oliguria or anuria; 7. Patients with intra-abdominal pressure higher than 20 cmH2O; 8. Patients unable or refused to undergo indwelling catheterization.

Design outcomes

Primary

MeasureTime frame
Maximum urinary flow rate (Qmax);Duration of ICU stay;Length of hospital stay;28 day mortality rate;

Secondary

MeasureTime frame
Bladder pressure during voiding urine;Urinary output;white blood cell counts;Neutrophils;Procalcitonin;lactic acid;Heparin binding protein;Interleukin-6;Interleukin-1;tumor necrosis factor;liver function;renal function;urinalysis;Urine culture+drug sensitivity;Renal replacement therapy;Mechanical ventilation time;24-hour entry and exit volume;

Countries

China

Contacts

Public ContactMeng Jianbiao

Tongde Hospital of Zhejiang Province

mjb1050@163.com+86 134 8611 5715

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 25, 2026