Plasma orexin level in patients with delirium

Plasma orexin level in patients with delirium - Plasma orexin level in patients with delirium

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024565

Enrollment

Registered

2016-10-26

Start date

2017-10-01

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

delirium

Interventions

Obtain 10 mL of blood by venous puncture. Two time per patient. The first time is on 2nd-4th hospital day, and the second time is 10th-12th hospital day.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: All inpatients in the geriatric ward in the Nagoya University Hospital.

Exclusion criteria

Exclusion criteria: 1. Patients taking suvorexant (antagonist of orexin receptors). 2. Patients planned to discharge before the 10th hospital day.

Design outcomes

Primary

Measure	Time frame
Difference in plasma orexin concentration between patients with and without delirium on the two to four hospital day.	—

Secondary

Measure	Time frame
1. Difference in plasma orexin concentration between on early hospital day (day 2 to 4) and on later hospital day (day 10 to 12) in patients with delirium on the early hospital day. 2. Difference in plasma orexin concentration between on early hospital day (day 2 to 4) and on later hospital day (day 10 to 12) in patients without delirium on the early hospital day.	—

Countries

Japan

Contacts

Public ContactHirotaka Nakashima

Nagoya University Hospital Centre for Community Liaison and Patient Consultation

naka621@med.nagoya-u.ac.jp052-744-1920

Outcome results

None listed

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