A Randomised Double-blind Placebo-controlled Trial to Determine the Effect of Cranberry Juice on Decreasing the Incidence of Urinary Symptoms and Urinary Tract Infections in Patients Undergoing Radiotherapy for Cancer of the Bladder or Cervix

The power of the study to detect differences was limited by the below target sample size and poor compliance. Further research is recommended, taking cognisance of the factors contributing to the limitations of this study.