Table 1.

Interventions/attempts to reduce CAUTI.

Intervention	Effect
Prophylactic: Hiprex31	No improvement
Prophylactic: antibiotics32	No improvement
Increased intake of water15	No improvement
Rinsing bladder with sodium chloride 9 mg/ml daily. Mechanical cleaning.15	No improvement
A review of hygiene procedures15	No improvement
Rinsing bladder with chlorhexidine (0.2 mg/ml) twice a week for a month	No improvement
Bladder instillation with Uro-Tainer Suby G and dose escalation for Solution R twice a week in order to acidify patient ratios in the bladder, thereby reducing the bacterial burden	Less smelly urine 2 days after instillation, less urgency, and less leakage. Patient did however stop treatment due to continued leakage through the urethra and erythema as a reaction to the citric acid.
Change to silver releasing catheter (Dover Silver) 16, Nelaton 40 cm20	Some effect. Patient became free from CAUTI for a short period. During this period, she had less smelly urine, less urgency, and less leakage through the urethra, but the symptoms reoccurred after approximately 3 months.
Instillation of chondroitin sulphate 20 ml 1/week as an intravesical GAG layer replenishment33	No improvement
Cranberry juice34	No improvement
Local estrogen, Vagifem 10 µg, 2 times/week32	No improvement