Age-associated differences in the minimum alveolar concentration of volatile anesthetics

Age-associated differences in the minimum alveolar concentration of volatile anesthetics - Advance of age and requirement of anesthetics

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000001345

Enrollment

120

Registered

2008-09-01

Start date

2005-04-01

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

No specific diseases. Patients undergoing operation under general anesthesia

Interventions

Isoflurane is used in patients equal to or less than forty years old Isoflurane is used in patients between forty-one to sixty-nine years old Isoflurane is used in patients equal to or more than seven

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing operation under general anesthesia with tracheal intubation

Exclusion criteria

Exclusion criteria: Patients with cardiovascular or psychiatric diseases, or with abnormal electroencephalogram

Design outcomes

Primary

Measure	Time frame
Concentration of anesthetics for maintaining bispectral index below 50	—

Countries

Japan

Contacts

Public ContactYutaka Oda

Osaka City University Graduate School of Medicine Department of Anesthesiology

06-6645-2186

Outcome results

None listed

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