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Bacteriuria during urinary tract catheterization: suprapubic versus urethral route: a prospective randomized trial
R E Vandoni1, A Lironi, P Tschantz
1Service de Chirurgie, Hôpital des Cadolles, Neuchâtel, Switzerland.
Acta Chirurgica Belgica
|January 1, 1994
Summary
Suprapubic catheterization significantly reduces bacteriuria compared to urethral catheterization. This study found suprapubic routes preferable for maintaining urine sterility, with no significant difference in patient discomfort.
Area of Science:
- Urology
- Infectious Diseases
- Medical Devices
Background:
- Urinary tract infections are a common complication of catheterization.
- Both urethral and suprapubic catheterization methods carry risks of infection and patient discomfort.
Purpose of the Study:
- To compare the infectious potential and tolerance of suprapubic versus urethral catheterization routes.
- To evaluate the incidence of bacteriuria and patient-reported pain between the two catheterization methods.
Main Methods:
- A randomized prospective trial involving 50 patients, with 25 assigned to suprapubic and 25 to urethral catheters.
- Daily monitoring for bacteriuria and daily patient interrogation regarding pain and discomfort.
- Standardized single-dose pre-operative antibiotic prophylaxis was administered to all participants.
Main Results:
- All suprapubic catheter specimens remained sterile, while 9 patients with urethral catheters developed bacteriuria.
- Significant differences in bacteriuria rates emerged by the third day (p < 0.05) and increased by days 4 and 5 (p < 0.01).
- No statistically significant difference in pain or discomfort was observed between the suprapubic and urethral groups.
Conclusions:
- Suprapubic catheterization demonstrates a superior safety profile regarding urine sterility compared to the urethral route.
- The findings suggest suprapubic catheterization is a preferable option for minimizing infection risk in catheterized patients.