| Parameter | Data Source | Description | Unit |
| caseid | Random | Case ID; Random number between 00001 and 06388 | |
| subjectid | EMR | Subject ID; Deidentified hospital ID of patient | |
| casestart | Case file | Recording Start Time; Set to 0 for anonymization | sec |
| caseend | Case file | Recording End Time; from casestart | sec |
| anestart | Case file | Anesthesia start time; from casestart | sec |
| aneend | Case file | Anesthesia end time; from casestart | sec |
| opstart | Case file | Operation start time; from casestart | sec |
| opend | Case file | Operation end time; from casestart | sec |
| devices | Case file | Devices used | |
| tracks | Case file | Number of track parameters | |
| casedur | Case file | Case duration | min |
| filesize | Case file | Case file size | MB |
| age | EMR | Age | years |
| sex | EMR | Sex | M/F |
| height | EMR | Height | cm |
| weight | EMR | Weight | kg |
| bmi | EMR | Body mass index | kg/m2 |
| asa | EMR | ASA Physical status classification | |
| emop | EMR | Emergency operation | |
| department | EMR | Surgical department | |
| optype | EMR | Surgery type | |
| dx | EMR | Diagnosis | |
| opname | EMR | Operation name | |
| approach | EMR | Surgical approach | |
| position | EMR | Surgical position | |
| ane_type | EMR | Anesthesia type | |
| opdur | EMR | Surgery duration | min |
| anedur | EMR | Anesthesia duration | min |
| adm | EMR | Admission time from casestart | sec |
| dis | EMR | Discharge time from casestart | sec |
| los_postop | EMR | Postoperative length of hospital stay | days |
| los_icu | EMR | Postoperative length of ICU stay | days |
| death_inhosp | EMR | In-hospital Mortality | |
| preop_htn | EMR | Preoperative hypertension | |
| preop_dm | EMR | Preoperative diabetes | |
| preop_arrhythmia | EMR | Preoperative arrhythmia | |
| preop_pft | EMR | Preoperative pulmonary function | |
| preop_hb | EMR | Preoperative hemoglobin | g/dL |
| preop_plt | EMR | Preoperative platelet count | x1000/mcL |
| preop_pt | EMR | Preoperative PT | % |
| preop_aptt | EMR | Preoperative aPTT | sec |
| preop_na | EMR | Preoperative Na | mmol/L |
| preop_k | EMR | Preoperative K | mmol/L |
| preop_gluc | EMR | Preoperative glucose | mg/dL |
| preop_alb | EMR | Preoperative albumin | g/dL |
| preop_ast | EMR | Preoperative GOT | IU/L |
| preop_alt | EMR | Preoperative GPT | IU/L |
| preop_bun | EMR | Preoperative blood urea nitrogen | mg/dL |
| preop_cr | EMR | Preoperative creatinine | mg/dL |
| preop_ph | EMR | Preoperative pH | |
| preop_hco3 | EMR | Preoperative HCO3- | mmol/L |
| preop_be | EMR | Preoperative base excess | mmol/L |
| preop_pao2 | EMR | Preoperative PaO2 | mmHg |
| preop_paco2 | EMR | Preoperative PaCO2 | mmHg |
| preop_sao2 | EMR | Preoperative SpO2 | % |
| cormack | EMR | Cormack's grade | |
| airway | EMR | Airway route | |
| tubesize | EMR | Endotracheal tube size | mm |
| dltubesize | EMR | Double lumen tube size | Fr |
| lmasize | EMR | LMA size | |
| iv1 | EMR | Site of IV line (1) | |
| iv2 | EMR | Site of IV line (2) | |
| aline1 | EMR | Site of arterial line (1) | |
| aline2 | EMR | Site of arterial line (2) | |
| cline1 | EMR | Site of central line (1) | |
| cline2 | EMR | Site of central line (2) | |
| intraop_ebl | EMR | Estimated blood loss | mL |
| intraop_uo | EMR | Intraoperative urine output | mL |
| intraop_rbc | EMR | Intraoperative RBC transfusion | Unit |
| intraop_ffp | EMR | Intraoperative FFP transfusion | Unit |
| intraop_crystalloid | EMR | Intraoperative crystalloid | mL |
| intraop_colloid | EMR | Intraoperative colloid | mL |
| intraop_ppf | EMR | Propofol bolus | mg |
| intraop_mdz | EMR | Midazolam | mg |
| intraop_ftn | EMR | Fentanyl | mcg |
| intraop_rocu | EMR | Rocuronium | mg |
| intraop_vecu | EMR | Vecuronium | mg |
| intraop_eph | EMR | Ephedrine | mg |
| intraop_phe | EMR | Phenylephrine | mcg |
| intraop_epi | EMR | Epinephrine | mcg |
| intraop_ca | EMR | Calcium chloride | mg |