1. Urinary catheter-days
Calculating Data
In your facility, there are 3 CAUTIs identified during the month of March. From your data collection efforts, you have identified 3,441 resident-days and 186 (indwelling urinary) catheter-days.
For the month of March…
What is the CAUTI incidence rate?
What is the CAUTI population rate?
What is the catheter utilization rate?
CAUTI incidence rate per 1,000 catheter-days
Urinary catheter-days
X 1000
CAUTI Rate =
# CAUTIs identified
Population CAUTI rate per 10,000 resident-days
Resident-days
CAUTI Rate =
X 10,000
# CAUTIs identified
Note: this data does not count suprapubic, condom catheters
What is the catheter utilization rate? 5.4%
What is the CAUTI incidence rate?
What is the CAUTI population rate? 8.718
Urinary catheter utilization ratio (calculated monthly)
Urinary catheter-days
Resident-days
Urinary Catheter Utilization Ratio =

2. Urinary catheter-days
CAUTI Incidence Rate
In your facility, there are 3 CAUTIs identified during the month of March. From your data collection efforts, you have identified 3,441 resident-days and 186 (indwelling urinary) catheter-days.
CAUTI incidence rate per 1,000 catheter-days
Urinary catheter-days
X 1,000
CAUTI Rate =
# CAUTIs identified
186
X 1,000
CAUTI Rate = 3
Note: this data does not count suprapubic, condom catheters
What is the catheter utilization rate? 5.4%
What is the CAUTI incidence rate?
What is the CAUTI population rate? 8.718
CAUTI Rate = 16.13

3. CAUTI Population Rate Population CAUTI rate per 10,000 resident-days
In your facility, there are 3 CAUTIs identified during the month of March. From your data collection efforts, you have identified 3,441 resident-days and 186 (indwelling urinary) catheter-days.
Population CAUTI rate per 10,000 resident-days
Resident-days
CAUTI Rate =
X 10,000
# CAUTIs identified
3,441
CAUTI Rate =
X 10,000 3
Note: this data does not count suprapubic, condom catheters
What is the catheter utilization rate? 5.4%
What is the CAUTI incidence rate?
What is the CAUTI population rate? 8.718
CAUTI Rate = 8.72

4. Catheter Utilization Ratio
In your facility, there are 3 CAUTIs identified during the month of March. From your data collection efforts, you have identified 3,441 resident-days and 186 (indwelling urinary) catheter-days.
Urinary catheter utilization ratio (calculated monthly)
Urinary catheter-days
Resident-days
Urinary Catheter Utilization Ratio =
186
3,441
Urinary Catheter Utilization Ratio =
Note: this data does not count suprapubic, condom catheters
What is the catheter utilization rate? 5.4%
What is the CAUTI incidence rate?
What is the CAUTI population rate? 8.718
Urinary Catheter Utilization Ratio = 0.054