Table 1.

MPOG Minimum Data Requirement

Category	Detail
Identifiers held at local site	Full namea
	Date of birtha
	Social security numbera
	Medical record numbera
Other demographics	Age at date of surgery
	Gender
Basic case information	Admission type
	Age at the time of operation
	Facility and operating room type
	Primary procedure text
	Primary diagnosis text
Preoperative documentation	ASA PS classification
	Height
	Weight
	Laboratory values taken up to 365 d before anesthesia
	Preoperative comorbidities (cardiac, pulmonary, endocrine, renal, hepatic, and immunologic) organized within a preoperative history and physical document
	Home medications
Intraoperative documentation	Case times
	Fluid inputs and outputs
	Medication administrations
	Observational/procedure notes
	Point-of-care laboratory values
	Staff tracking/sign-in/sign-out times for anesthesia attendings
	Vital signs, machine captured minute-by-minute
Postoperative documentation	Laboratory values taken up to 365 d after anesthesia
Outcomes	In-hospital all-cause mortality
Charge capture and administration	Hospital discharge diagnoses codes
	Professional fee anesthesia billing codes

At the time of publication, this is available online on the MPOG website: https://www.mpog.org/join/mindataelements.

Abbreviations: ASA PS, American Society of Anesthesiologists Physical Status; MPOG, Multileft Perioperative Outcomes Group; PHI, protected health information.

^aIdentifiers are required for PHI removal; PHI is subsequently removed from patient record “before” data upload to the MPOG central repository. PHI remains stored at the local site.