Minimum Data Requirements
Participation in MPOG requires extraction of core data from the EHR and, in some cases, supplemental systems. Due to variation across EHR vendors and implementations, sites may contribute additional elements beyond this minimum.

- Patient Identifiers (Local Only – for PHI scrubbing/BRI)
- Full name*
- DOB*
- SSN*
- MRN*
- Gender (sex at birth, legal sex, gender identity)
*Stored locally only. Not transmitted to MPOG.
- Basic Case Information
- Admission type
- Surgical service
- Age at procedure
- Facility & procedure room type
- Primary procedure text
- Primary diagnosis text
- Preoperative Data
Required
- ASA status
- Anesthetic plan
- Height (within 30 days before procedure)
- Weight (within 30 days before procedure)
- Basic comorbidities from H&P (cardiac, pulmonary, endocrine, renal, etc.)†
- Home medications (name, dose, frequency)
- Core physiologic variables (SBP, DBP, HR, Temp, Temp route)
† H&P timeframe is determined by the site’s extract.
- Review of Systems, preop notes, events, nursing notes
- Substance use history
- Emergency status
- Admission status (inpatient/outpatient)
- PMH, PSH, anesthesia history
- Race/ethnicity
- Smoking/Tobacco Use status
- Last Menstrual Period
- Intraoperative Data
Case Times
- Anesthesia start/end
- In room/out room
- Procedure start/end
- Incision time
- PACU phases I/II/III in/out
Monitoring & Physiologic Data (machine + manual)
- SBP/DBP (invasive, non-invasive, continuous)
- HR (EKG & SpO2)
- Respiration Rate
- SpO2
- Temperature & route
- Train of Four
- Pain scores
- Ventilator data (mode, TV, RR, PEEP, pressures, I:E, gases)
Medications & Fluids
- All intraop meds (start/end times for infusions)
- IV fluids
- Vasopressors, inotropes, antihypertensives
- Antibiotics, insulin, steroids, antiemetics, pain meds
Intake/Output
- IV intake
- Blood products (PRBC, plasma, platelets, cell saver, whole blood)
- EBL, urine, emesis
Notes & Events
- Airway, line, block placement notes
- Procedure/anesthesia notes
- Intraop events
- Provider handoffs
Staff Tracking
- Sign-in/out for attendings
- All anesthesia, surgical, nursing, perfusion, trainee roles
- Postoperative Data
- PACU notes & events
- PACU phase times (In/Out, Phase I, II, III times, Transfer to Floor Time)
- Postop physiologic data
- Postop handoff & destination
- In-hospital mortality
- Outcomes
- In-hospital mortality
- Postoperative Nausea and Vomiting (PONV)
- Reintubation
- Difficult intubation
- Hypothermia
- Dysrhythmia
- Dental injury
- Laryngospasm
- Failed/inadequate block or neuraxial
- Cardiac arrest
- Procedures & Clinical Events to Capture
Airway
- ETT/LMA placement, size, removal
- Intubation/extubation
Blocks / Neuraxial
- Spinal, epidural, labor epidural, CSE, regional
- Needle size, location, technique, paresthesia
OB
- Contraction frequency/duration
- FHR, Apgar
- Delivery of newborn/placenta
- Uterine incision
Lines / Cardiac / Bypass
- Arterial line placement, size, location
- Cardiopulmonary bypass timing & components
- Circulatory arrest, cooling, clamp times, cardioplegia
- Charge Capture & Billing
- Hospital discharge billing codes
- Professional anesthesia billing codes
- Primary payer
- All discharge diagnoses from stay
- Labs
- All labs ±365 days from DOS
- Extendable if patient has additional cases
- Supplemental (Optional Extracts)

