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. 2021 Jun 29;2021(6):CD004011. doi: 10.1002/14651858.CD004011.pub4

Zomorrodi 2018.

Study characteristics
Methods Study design: RCT
Dates study conducted: April 2016‐September 2016
Participants Population: mixed
Setting: Tabriz
Country: Iran
Inclusion criteria: all patients suffered from end‐stage renal failure and had negative urinary culture and had been operated by the same team of surgery using 3 medications (tacrolimus, prednisolone and mycophenolate mofetil)
Exclusion criteria: any patient with history of lower urinary tract disease and abnormality of lower urinary tract and also any patient who disagreed with the study was excluded
Condition for hospitalisation: renal transplantation for end stage renal failure
Number of participants: eligible; 88 randomised; 88 reported
Age (mean and SD): A 43.52 ± 13.6; B 43.20 ± 14.39
Use of antibiotic prophylaxis: not reported
Interventions Group A (n = 44): IUC removal 3 days post‐op
Group B (n = 44): IUC removal 7 days post‐op
Size and type of catheter used: not reported
Study definition of short‐term catheterisation (days): not reported
Intended duration of catheterisation for each group:
Group A: 3 days post‐op
Group B: 7 days post‐op
Outcomes UTI
Definition of CAUTI or bacteriuria Not reported
Sponsorship/funding This study was supported by Tabriz University of Medical Sciences, Tabriz, Iran.
Ethical approval The research followed the tenets of the Declaration of Helsinki. Consent for operation and study had been taken. The ethical committee of Tabriz University of Medical Sciences approved the research. All patients’ information remained confidential.
Notes  
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk Quote: “The patients were all divided into two groups randomly”
Comment: unclear method of randomisation
Allocation concealment (selection bias) Unclear risk Not reported
Blinding of participants and personnel (performance bias)
All outcomes High risk Not reported. Unlikely given nature of intervention
Blinding of outcome assessment (detection bias)
All outcomes Unclear risk Not reported
Blinding of microbiological outcome (detection bias) Low risk Not reported. Assume lab technician blinded to participants of the trial
Incomplete outcome data (attrition bias)
All outcomes Low risk Appears to be free from attrition bias
Selective reporting (reporting bias) Low risk Appears to be free from reporting bias. Outcomes reported in protocol also reported in trial
Other bias Low risk Appears to be free from other sources of bias

APR: abdominoperineal resection; ASA: American Society of Anesthesiologists; AUA: American Urological Association; AUB: abnormal uterine bleeding; AUR: acute urinary retention; BP: blood pressure; CAUTI: catheter‐associated urinary tract infection; CDC: Centers for Disease Control and Prevention; cfu: colony forming unit; CS: caesarian section; DVT: deep vein thrombosis; EAU: European Association of Urology; FIGO: International Federation of Gynecology and Obstetrics; ICU: intensive care unit; IM: intramuscular(ly); IPSS: International Prostate Symptom Score; IQR: interquartile range; ITT: intention‐to‐treat; IUC: indwelling urethral catheter; IV: intravenous; LAR: low anterior resection; PCEA: patient‐controlled epidural anaesthesia; Post‐op: post‐operative(ly); PSA: prostate‐specific antigen; PTFE: polytetrafluoroethylene; QoL: quality of life; RCT: randomised controlled trial; RUV: residual urine volume; SD: standard deviation; TUIP: transurethral incision of the prostate; TURP: transurethral resection of the prostate; UTI: urinary tract infection; VAS: visual analogue scale