Cardiac Anesthesia Subcommittee Minutes
July 20, 2020
1:00-2:00pm EST
Zoom
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Danny Muehlschlegel, Brigham and Women’s
Eric Davies, Henry Ford Health System
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Doug Shook, Brigham and Women’s
Michael Grant, Johns Hopkins
Dirk Varelmann, Brigham and Women’s
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Jake Abernathy, Johns Hopkins
Cantwell Clark, Dartmouth
Amanda Rhee, Mount Sinai
Ying Low, Dartmouth
Peter Neuburger, NYU Langone
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Brandi Bottiger, Duke
Brent Luria, NYU Langone
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Eleanor Vega, Duke
Valerie Sera, OHSU
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Eric JohnBull, Duke
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Govind Rangrass, University of Chicago
Nazish Hasmi, Duke
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Allison Janda, Michigan Medicine
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Negmeldeed Mamoun, Duke
Anna Dubovoy, Michigan Medicine
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Mihai Podgoreanu, Duke
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Mike Mathis, Michigan Medicine
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Gaurav Katta, Henry Ford Health System
Ian Gannon, Michigan Medicine
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Jayakar (Jay) Guruswamy, Henry Ford Health
System
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Thomas (TJ) Krall, University of California- San
Francisco
Srdjan Jelacic, University of Washington
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Ashanpreet (Ashan) Grewal, University of Maryland
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Josh Billings, Vanderbilt
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Nirav Shah, MPOG Associate Director
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Andrea Reidy, Washington University
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Kate Buehler, MPOG Clinical Program Manager
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Yunwei Chen, Washington University
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Brooke Szymanski, MPOG QI Coordinator
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Josh Douin, University of Colorado
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Meridith Bailey,
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Rob Schonberger, Yale
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Victoria Lacca, MPOG Administrative Program
Manager
1. Introductions & Background of MPOG/ASPIRE
a. Roles within ASPIRE and Roll Call
i. Nirav Shah, MD – MPOG Director of Quality
ii. Michael Mathis, MD – MPOG Director of Research
iii. Kate Buehler, MSN – Clinical Program Manager
iv. Allison Janda, MD – MPOG Cardiac Anesthesia Subcommittee Lead
v. Roll call for attendance- see above
b. MPOG History
i. Formed in 2008
ii. >50 hospitals (Academic and private practice)
iii. 13 million cases
iv. 27 billion physiologic observations to date
v. Dual mission of research and quality improvement
c. Data Collected through MPOG
i. Demographic Information
ii. Preoperative H&P
iii. Medications / Infusions / Fluids / Outputs
iv. Physiologic values/ Laboratory values
v. Intraop events
vi. IV Access
vii. Staff in / out
viii. Professional fee CPT codes
ix. Discharge ICD 9/10 codes
x. Outcome record / Outcome registry
d. MPOG provides a reporting dashboard to assist sites with quality improvement as well
as provider feedback emails that are sent monthly to participating sites
i. Some of the ASPIRE measure are pertinent to cardiac cases though not specific
to cardiac anesthesia
ii. Individual providers can review their email to identify practice opportunities to
improve care
2. Current Status of Cardiac data/measures within MPOG
a. Cardiac cases: 4% of total cases in MPOG registry
i. Total: 194,819 cardiac cases
ii. 146,042 from 1/2014-12/2019
iii. 33,307 from 2018-2019
b. 1 cardiac-specific measure: FLUID-01-C: Minimizing Colloid Use (Cardiac)
c. MPOG offers the option for STS-integration for sites interested:
i. STS-Adult Cardiac Surgical Database (STS-ACSD, aka “STS Cardiac”) 3 sites
ii. STS-General Thoracic Surgical Database (STS-GTSD, “STS Thoracic”) 8 sites
iii. STS-Intemacs (LVAD database) tentative
iv. More STS-MPOG integrated sites are in the pipeline
d. MPOG Cardiac-related resources: AKI Toolkit- Cardiac section
i. Please send any feedback you may have to: Allison Janda
(ajanda@med.umich.edu) and Kate Buehler (kjbucrek@med.umich.edu
)
3. 2020-2021 Plans
a. Call for Measure Survey Results
i. 16 providers completed the survey – Thank you!
ii. Highest rated measures (no overwhelming consensus)
1. Post-bypass hypothermia avoidance (62% listed in the top 3)
2. Glucose management (56% listed in the top 3)
3. Postoperative AKI avoidance (44% listed in the top 3)
4. Hypotension avoidance (44% listed in the top 3)
5. Antibiotic timing (38% listed in the top 3)
iii. FYI: MPOG data capture - measure limitations
1. 4 Hours before Anesthesia Start 6 hours after Anesthesia End (for
hemodynamic and medication administration granular data)
2. Laboratory values are included within 365 days of the procedure
3. What can’t we do?
a. Limited outcome data at this point
b. Unable to provide feedback for STS data as only a few sites have
merged STS data at this point
4. TJ Krall, UCSF - Is MPOG able to capture bypass start and end times?
a. Allison Janda, MPOG Coordinating Center- Yes, it’s not 100%
accurate, occasionally arterial line placement may be mis-
mapped to bypass cannulation if “arterial cannula inserted” was
selected by the in-room provider, for example, so the time may
be incorrect for a few cases but overall, data capture for those
times is pretty accurate
b. Nirav Shah, MPOG Director of Quality- MPOG uses phenotypes
to determine these times based on site mapping to standardized
MPOG concepts. A number of MPOG concepts make up the
phenotypes to determine specific times or case types. These
phenotypes are created and validated using MPOG data.
c. Mike Mathis, MPOG Director of Research – The phenotypes are
constructed by using a number of concepts (data fields) to serve
as ques or validation that something such as initiating bypass is
occurring.
b. Measure Goals
i. Discuss viable measure options with current state
1. Limitations exist within MPOG
ii. Build 1 cardiac-specific measure in 2020
iii. Build 2-3 cardiac-specific measures in 2021
iv. Table those topics requiring more discussion for later
v. Future potential for STS/INTERMACS-MPOG merged outcome reports
c. Post-bypass hypothermia avoidance
i. Current TEMP-03 Measure:
1. Percentage of patients, with procedures >60 minutes under
GA/neuraxial, with at least one body temperature ≥ 36
o
C
2. Excludes cardiac surgeries
ii. Considerations in new measure development:
1. Threshold?
2. Timing (post-CPB)?
3. Exclusions for specific cardiac cases (e.g. spinal protection w/ thoracic
aortic)?
iii. Govind Rangrass, University of Chicago- Another consideration in the
development would be source of temperature (Swan vs. esophageal vs. skin) Do
esophageal temperature from the TEE probe get recorded in some sites buy not
others? Blood temperature may be the optimal core temperature…we could also
discuss the merits of an absolute cutoff for the measure of ‘hypothermia’ vs.
temporal trends in temp changes
iv. Rob Schonberger, Yale- Need to make sure we are not encouraging
hyperthermia. Would ‘normothermia’ be a better measure- or perhaps two
separate measures?
1. Mike Mathis, MPOG Coordinating Center - Agrees with Rob. There will
be cases where hypothermia is actually helpful (e.g. spinal cord
protection for thoracic aortic procedures)
v. Jake Abernathy, Johns Hopkins- CPOM created an avoidance of hyperthermia
measure that will be incorporated soon- could look to that measure for guidance
vi. Mike Mathis, MPOG Coordinating Center - Some of these issues can be
addressed via carefully designed inclusions/exclusions; others addressed via
careful risk adjustment (in the case of outcome measures)
vii. Brandi Bottiger, Duke- If including all cardiac surgery, might be interesting for
the user to assess their performance by case type (e.g. aortic surgery v. CABG v.
valve v. LVAD, etc.) instead of excluding
1. Mike Mathis, MPOG Coordinating Center - Agrees with Brandi. To do
this, need surgical CPT codes which MPOG does not currently capture for
all sites
viii. Mihai Podgoreanu, Duke- Is DHCA captured as a procedural phenotype in
MPOG?
1. Mike Mathis, MPOG Coordinating Center- Not yet- although could
consider doing this, just depends on where we want to focus our effort.
To see what phenotypes we currently have developed, can go to MPOG
website (mpog.org) – Tools – Phenotype Browser:
https://collations.mpogresearch.org/Collations?type=general&query=na
ix. Josh Billings, Vanderbilt- Are there data that mild hypothermia post bypass or
surgical insult protects organs? Do we know or assume that normothermia is
indeed best practice before we make it a goal?
1. Allison Janda, MPOG Coordinating Center- Great point! If we move
forward with a measure, needs to evidence to support it and want to
make sure whatever measures we endorse that it is practice we want to
support.
d. Glucose Management
i. Current GLU-01 Measure:
1. Percentage of cases with perioperative glucose > 200 mg/dL with
administration of insulin or glucose recheck within 90 minutes of
original glucose measurement
ii. Considerations:
1. Lower glucose threshold?
2. Set a shorter threshold for rechecks?
3. Initiation of an insulin infusion or treatment requirement?
iii. Gaurav Katta, Henry Ford Health System - Is the current GLU 01 measure recheck
or treatment? Is the requirement to simply recheck within 90 minutes not
necessarily treat?
1. Nirav Shah, ASPIRE Director- That is correct. For cardiac, could modify
this measure to consider treatment alone if determine appropriate by
this committee.
e. Antibiotic Timing
i. Current ABX-01 Measure:
1. % of cesarean deliveries with documentation of antibiotic
administration initiated within one hour before surgical incision
2. Currently only applies to cesarean deliveries
ii. Considerations:
1. Timing?
2. Type of antibiotics?
f. Hypotension and AKI Avoidance
i. Hypotension avoidance considerations:
1. BP threshold?
2. Varying thresholds for on pump or off?
3. Couple with evidence of malperfusion (e.g. rising lactate?)
4. Excluding specific types of cardiac cases is challenging without
consistent contribution of surgical CPTs
ii. AKI avoidance considerations:
1. Current AKI-01 still includes cardiac cases
2. Change the threshold for flagged cases?
3. STS and KDIGO definitions are inconsistent
g. ASPIRE Opioid Dashboard: Is this of interest to the cardiac subcommittee?
h. Recommendations
i. Build 1 cardiac-specific measure in 2020
1. Glucose management?
2. Post-bypass hypothermia avoidance?
3. Antibiotic timing?
4. Where to start? Glucose management or temperature management?
a. Ashanpreet (Ashan) Grewal, University of Maryland - glucose
management may be the lowest hanging fruit
i. Gaurav Katta, - I agree. I think glucose management
would be better since there is likely more variability
between providers, it already has an MPOG framework,
and it is mostly affected by the anesthesia provider.
Post-bypass hypothermia is affected by multiple
providers (e.g. when perfusion and cardiac surgery
decide to separate from bypass). Not that we shouldn’t
tackle that and it’s an excellent measure, but glucose
would in my opinion be easier to tackle due to
anesthesia involvement/ownership.
b. Danny Muehlschlegel, Brigham and Women’s - Vote for temp
management
c. Jake Abernathy, Johns Hopkins- Which measure has more
variation with the general ASPIRE population? Perhaps pulling
some initial data to assess where the variation lies may help us
determine which measure to start with. CPOM has built
measures in the past that are topped out as soon as they’re
rolled out due to no variation in performance. Would be nice to
avoid that if possible.
i. Rob Schonberger, Yale- Fantastic point! The areas of
large variability overlapping with strong evidence should
be the focus.
ii. Mike Mathis, MPOG Coordinating Center – Would agree
with this approach
iii. TJ Krall, UCSF - Would be useful information
d. Yunwei Chen, Washington University- Glucose management
may be easier as there’s already a framework in MPOG
e. TJ Krall, UCSF - No particularly strong opinion but also feel that a
purely on-bypass hypotension avoidance would be reasonable to
tackle. Pre- and post- bypass hypotension avoidance would be
more challenging, but there seems to be a lot of variability in the
bypass MAP goal
f. Ashanpreet (Ashan) Grewal, University of Maryland – If CABG
data is easier to isolate, then we can start by focusing on those
specific cases
i. Andrea Reidy, Washington University - Not doing many
isolated CABGs at our center
ii. Build 2-3 cardiac-specific measures in 2021
1. Glucose management?
2. Post-bypass hypothermia avoidance?
3. Antibiotic timing?
iii. More discussion
1. Hypotension avoidance
2. AKI avoidance
a. Josh Douin, University of Colorado- Since MPOG data is the most
granular to only 6 hours postop, how are we capturing patients
with AKI on postop day 2 or 3? Do we have lab data which could
be used to satisfy KDIGO criteria?
i. Mike Mathis, MPOG Coordinating Center- Labs are
captured 365 days before and after surgery, so should
be able to get these POD #2 or 3 for AKI. We don’t have
ICU flowsheet data post 6 hours however, so hard to
capture urine output or RRT. Although again, STS-
cardiac integration could capture these components of
an AKI outcome.
iv. Opportunities for STS-merged outcome reports requires institutions to
integrate with STS
1. Please reach out to Mike Mathis (mathism@med.umich.edu
) and
Allison Janda (ajanda@med.umich.edu) if you’re interested merging
MPOG and STS at your institution; we’re happy to help.
4. Subcommittee membership and meeting schedule
a. Open to all anesthesiologists or those interested in improving cardiothoracic measures
i. Do not have to practice at an active MPOG institution
b. Basecamp forum: best format for communication between members?
i. Yes, the group agreed that Basecamp would work great.
c. How often should this group meet?
i. Need help with measure build questions and the approval process
ii. Decided to meet quarterly with intermittent electronic communications via
Basecamp in between
d. Proposed 2020 – 2021 Meeting Schedule
i. Summer 2020 Meeting: July 20, 2020
ii. Fall 2020 Meeting: October/November, 2020
iii. Winter 2021 Meeting: January, 2021
iv. Spring 2021 Meeting: April, 2021
e. Doug Shook, BWH- Agree this meeting schedule seems appropriate and Basecamp is
great for continued conversation between meetings. Is the goal to provide this measure
feedback directly to the providers or will they remain at the department level?
i. Allison Janda, MPOG Coordinating Center- Initially will roll-out to department
first to confirm results are valid and then ultimately offer for all providers to
access via provider feedback emails and dashboards.
Meeting adjourned at 1400