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Measurement Mike Davies, MD FACP Mark Murray and Associates
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Review importance of measurement Review what to measure Review how to measure it Tools Interpretation of measures
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Importance of Measurement What is our aim? What will we change? How will we know a change is an improvement?
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“Kinds” of Data Judgment –Research –Performance appraisal –“do something TO you” Improvement –Process improvement efforts –“do something WITH you”
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Key Metrics Primary Care Delay Demand Supply Panel Size Continuity No show Lead time
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Backlog Supply Activity Demand Lead Time Delay A B How to “See” Universe from which demand comes
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Solution A for Delay Demand Supply
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Solution B for Delay Demand Supply
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Perfect Flow Demand Supply
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Delay How long do patients wait?
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Delay Third next available appointment (time to open space) Future open capacity (amount of open space) Actual Waiting (“A” to “B”)
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A B C Three Ways to Measure Delay D
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Days to 3rd Next Available
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Measurement of Delay “Actual Waiting” Method A B
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Future Open Capacity 60-80-85%
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Future Open Capacity Select a time period Count total (open and full) appointment slots within the period. This is the denominator. Then, count how many of those are open. This is the numerator. Graph this data on a run chart similar to the third next available appointment run chart.
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Demand How much work is there?
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Demand For Appointments Panel Universe” From Which Demand Comes Is……
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Demand
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Two Kinds of Demand External demand – work that comes from the world –Walk in –Call in –Write in –Referred in Internal demand – work we make for ourselves –Appointments we ask for in the future
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Measuring Patient Demand Demand = –My patients appointment requests made today for today or future –My patients walk-ins to the clinic –Patients “deflected” to Urgent Care / Walk-in Clinic / Emergency Room/Partner –Done by hash marks on a paper
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Predict Demand External From the “world” Walk in Call in Write in Includes “deflections” to other venues Internal From the provider herself
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Which of these are counted as “demand”? Patient is seen today & rescheduled in 1 week? Patient walks in asking for appointment? Patient calls in requesting a med refill? Patient writes a letter requesting appointment? Pt. calls in asking the doctor to call her back? Pt. requests appointment, but we’re full, so they’re sent to the ER? Pt. e-mail medical question to the nurse? Patient asks for appt. today and receives it? Pt. schedules appt. for 1 year from today?
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How do I measure demand? Option 1: “Tic” marks on paper –Often done 1 week per month –Allows one to categorize demand easily –Takes time to train staff and implement Option 2: (If schedule computerized) Computer report of “number of appointments made” –Misses requests for appointments ultimately not scheduled
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Understanding Demand Demand is predictable Must understand total or “true” demand Must measure demand to really understand it
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Demand Dr. Green Oct 14-18
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Internal Demand External Demand
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Check by hour of day
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Supply How much resource is there to meet the demand?
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Supply Measure Supply
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Measuring Supply Number of appointments available in a given day. –Must consider appointment length and bookable hours available
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How It Works Backlog Of Appts Supply Activity Or “Supply Used”
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Measuring Supply 21 appointments per day (20 minutes each for 7 hours) 24 appointments per day (15 minutes each for 7 hours) 7 appointments per day (1 hour each for 7 hours) 15 appointments per day (20 min for 4 hours plus 1 hour each for 3 hours)
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Supply Dr. Green Oct 14-18
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Balance Supply and Demand
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Dr. Green Supply/Demand Oct 14-18
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Putting it Together
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Individual Clinic Trend
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Understand D and S Bottom Line 1. Establish equitable panels/case loads 2. Measure demand for appointments 3. Measure supply of appointments 4. Measure activity (“supply used”) 5. Use the information to plan and track improvements!
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Panels in PC Case Load in SC
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Demand For Appointments Panel Universe” From Which Demand Comes Is……
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Panels Why are panels important? –They define which patients have established a healing relationship with which providers –The establish and promote continuity –They equitably distribute the work (in PC) –They are the “universe” from which “demand” comes
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Factors Affecting Panel Size Support Staff (10%+ variation) Rooms (5%+ variation) Midlevels (72% of MD panel size) Experience (Young providers less) New Providers (Take 15-18 months to build a full panel Part time vs Full time (equally productive)
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Panel Effect of Panel Size Panel
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Panel Report Example
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Panels in Canada* *N ote, these are estimates and may not be accurate
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Continuity “Of my patients visits to primary care, how many visits were to me?” My patients visit to me My patients total visits to primary care
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ER Visits/Total Visits @ 10 Different Sites A16.15% B11.90% C17.26% D6.27% E2.84% F3.14% G0.89% H13.67% I2.52% J21.35%
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Continuity Report Example
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No Show No Show (“Lost Opportunity”) –% patients coded as no-show in computer –Conceptually includes those clinic appointments cancelled AFTER the appointment was supposed to occur.
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Lead Time Measure Demand Supply Lead Time
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Check-in to Nurse Nurse to Room Dr. in to Dr. out Check-out to leave Lead Time Synchronization Point System Measuring Flow Through the Office
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Time
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Lead Time Study
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How to Measure Cycle Time Option 1: Give patients a paper and ask them to record times they reach certain steps. Then tally the information. Option 2: Give patients a paper and ask staff to record times the patient reaches them. Option 3: Other
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Flow Through the Office
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Backlog Supply Activity Demand Lead Time Delay A B Measurement Summary (C)
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Measurement Interpretation
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Placeholder for BB movie
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Clinic Weekly Demand, Supply
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Average Clinic Delay
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Possible Reasons for D>S Pattern With Delay Measure Stable or Decreasing No Shows Discontinuity Excessively Short RVI (Churning) Panel too big Deflections Other?
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Average Clinic Delay
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Possible Reasons for D>S Pattern With Delay Measure Increasing Growing demand or shrinking supply –Panels too big? –Losing providers?
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Supply/Supply Used
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Possible Reasons for Supply>Supply Used Panel too big Short RVI (Churning) Too little clinic supply relative to panel Consequence of Supply>Supply Used Increase productivity ($) Burnout (eventually)
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Supply/Supply Used
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Supply Variation Christmas Vacation Jamaica Winter Retreat Summer Family Holiday
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Demand Variation FallWinterSummer Fall Winter
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Advantages of Measuring Demand Plan for “big picture” variation –Seasons (Holiday, snowbird, return from snowbird, flu, vacation) –Contingency plan for staff –Vacation plan for staff Provides information about Red Zone Length
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TAKT Time Supply divided by demand Example: 480 minutes supply TAKT = 24 min 20 per day demand 480 minutes supplyTAKT = 16 min 30 per day demand
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No-Shows 30% 10%
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No-Shows 7% 45%
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Case Study
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Measurement Basics What is Aim? Is data connected to aim? What are the data definitions? Is the data collection sufficient? Is the data collection reasonably accurate? How is the data displayed? What does it mean? Where is it going?
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What is the first question?
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What is the next question?
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Why is D>S?
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What is the effect of no-shows on D>S?
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What else could be causing more D than S? 89% Continuity 67% Continuity
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What if continuity was better?
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How “fast” do we need to go to do all the work today?
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