Observational study on risk factors for death during surgery under general anesthesia

Observational study of risk factors for death during surgery under general anesthesia using artificial intelligence

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-jRCT1020240042

Enrollment

65000

Registered

2024-12-06

Start date

2024-10-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Adults Patients undergoing non-cardiac surgery under general anesthesia

Interventions

Artificial intelligence, mortality, risk factor

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who underwent non-cardiac surgery under general anesthesia at Tohoku University Hospital Men and women aged 18 or older

Exclusion criteria

Exclusion criteria: Patients under 18 years of age and those undergoing cardiac and open chest surgery

Design outcomes

Primary

Measure	Time frame
Patient mortality within 30 days after surgery	—

Secondary

Measure	Time frame
Cause of death, Days from surgery to discharge (discharge), Over 18 years old, Age, height, weight, BMI, Surgery time, anesthesia time, amount of infusion, amount of blood loss, amount of blood transfusion, amount of urine, Surgery department (orthopedics, etc.), type of surgery (cholecystectomy), Open surgery, laparoscopic surgery, Combined with epidural anesthesia, Sevoflurane, desflurane, suprene, propofol, diprivan, remifentanil, altiba, fentanyl, Amount of rocuronium and sugammadex used (whether or not used), Amount of ephedrine, atropine sulfate, neosynedine, perdipine, alprostadil alfadex, herbesser, adrenaline, inovan, noradrenaline, meylon, linden, lasix, furosemide, calcicol, onoact, landiolol, sigmart, nicorandil, solumedrol used (whether or not used), Whether or not extubation was performed, number of days until extubation for intubated patients admitted to the ICU, ASA classification, time of admission to the operating room, vital signs at admission to the operating room (blood pressure, pulse, saturation)	—

Measure

Time frame

Cause of death, Days from surgery to discharge (discharge), Over 18 years old, Age, height, weight, BMI, Surgery time, anesthesia time, amount of infusion, amount of blood loss, amount of blood transfusion, amount of urine, Surgery department (orthopedics, etc.), type of surgery (cholecystectomy), Open surgery, laparoscopic surgery, Combined with epidural anesthesia, Sevoflurane, desflurane, suprene, propofol, diprivan, remifentanil, altiba, fentanyl, Amount of rocuronium and sugammadex used (whether or not used), Amount of ephedrine, atropine sulfate, neosynedine, perdipine, alprostadil alfadex, herbesser, adrenaline, inovan, noradrenaline, meylon, linden, lasix, furosemide, calcicol, onoact, landiolol, sigmart, nicorandil, solumedrol used (whether or not used), Whether or not extubation was performed, number of days until extubation for intubated patients admitted to the ICU, ASA classification, time of admission to the operating room, vital signs at admission to the operating room (blood pressure, pulse, saturation)

—

Contacts

Public ContactHiroshi Hoshijima

Tohoku University Graduate School of Dentistry

hhoshi6@gmail.com+81-22-717-8420

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026