Learning process in association with emotion in patients with mood disorders, using fear conditioning paradigm

Learning process in association with emotion in patients with mood disorders, using fear conditioning paradigm - Learning process in association with emotion in patients with mood disorders, using fear conditioning paradigm

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000012019

Enrollment

Registered

2013-10-14

Start date

2013-10-14

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

Mood disorders

Interventions

Patients with mood disorders will undergo the fear conditioning and extinction experiment. Patients with schizophrenia will undergo the fear conditioning and extinction experiment. Patients with neuro

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1) Diagnosis of mood disorders according to the ICD-10 2) 18 years or older of age 3) Female 4) Being capable to provide informed consent (control group 1) 1) Diagnosis of schizophrenia, schizotypal and delusional disorders according to the ICD-10 2) 18 years or older of age 3) Female 4) Being capable to provide informed consent (control group 2) 1) Diagnosis of neurotic, stress-related and somatoform disorders according to the ICD-10 2) 18 years or older of age 3) Female 4) Being capable to provide informed consent (control group 3) 1) Individuals with no psychiatric disorder according to the ICD-10 2) 18 years or older of age 3) Female 4) Being capable to provide informed consent

Exclusion criteria

Exclusion criteria: 1) Presence of any unstable physical or neurological disorder 2) Presence of severe depression (i.e. a score of >=4 in items of inner tension and/or pessimistic thoughts in the Montgomery-Asberg Depression Scale) or imminent suicidal thought (i.e. a score of >=4 in the item of suicidal thoughts in the MADRS)

Design outcomes

Primary

Measure	Time frame
Magnitude of the event-related skin conductance response	—

Countries

Japan

Contacts

Public ContactHiroyuki Uchida

Keio University School of Medicine Department of Neuropsychiatry

hiroyuki.uchida.hu@gmail.com03-3353-1211(62454)

Outcome results

None listed

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