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Dan Bronson-Lowe, PhD, CIC Baxter Healthcare
Generates knowledge Structured study design Generalizable results
Example
RCT of different central line dressings and CLABSI
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10/26/2016 Dan Bronson-Lowe, PhD, CIC Baxter Healthcare Generates - - PDF document
10/26/2016 Dan Bronson-Lowe, PhD, CIC Baxter Healthcare Generates knowledge Structured study design Generalizable results Example RCT of different central line dressings and CLABSI 3 10/26/2016 1 10/26/2016 Evaluates
Generates knowledge Structured study design Generalizable results
RCT of different central line dressings and CLABSI
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Evaluates knowledge Provides foundation for high-quality practice Focused on specific practice question
Assess research and expert opinion about timing of
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Incorporate knowledge Make changes to improve processes/outcomes Focused on specific group
Modify timing of central line dressing changes and
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Identify / Describe the problem Generate a Hypothesis Select a Change / Intervention Prepare for Implementation
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CAUTI, CDI, or SSI rates are high Hand hygiene or flu vaccination rates are low PPE isn’t being used in isolation rooms right Terminal cleaning of rooms is mediocre Too much time is being spent compiling data
What do you really want to look at?
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What kind of analysis are you going to do? What can you actually obtain? Examples:
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Reliable but not Valid Reliable and Valid
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Data Collection Tool Measuring Devices Collection Process / Procedures Training
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Population Sample Size <30 All 30 - 100 30 101 - 500 50 >500 70 The Joint Commission PI Project Guidelines3
Selection bias Interviewer bias Recall bias
Implement the change Collect data
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Analyze the data Assess the impact of the change
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Display data to make process performance visible Determine the impact of change Determine if the impact is sustained4
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Total number of data points on the run chart that do not fall
Lower limit for the number of runs (less is too few) Upper limit for the number of runs (more is too many) 12 3 11 18 6 14 24 8 18 30 11 21 36 13 25 Run Chart: Number of Runs Test for Random Data4 Total number of data points on the run chart that do not fall
Lower limit for the number of runs (less is too few) Upper limit for the number of runs (more is too many) 12 3 11 18 6 14 24 8 18 30 11 21 36 13 25 Run Chart: Number of Runs Test for Random Data4 10/26/2016 24
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Something didn’t work. What?
The changes weren’t followed
The changes didn’t impact the outcome The outcome got worse The changes were followed and the outcome got
Communicate the findings Refine the change Prepare for the next PDSA cycle
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