A Self-Help Method for Nightmares

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00513045

Acronym

Nightmares

Enrollment

399

Registered

2007-08-08

Start date

2007-04-30

Completion date

2008-11-30

Last updated

2008-11-19

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

Conditions

Nightmares

Keywords

Nightmares, treatment, self-help

Brief summary

The objective of this study is to validate a newly designed self-help treatment for nightmares. This self-help treatment is based on Imagery Rehearsal Therapy. This treatment will be validated in comparison to an exposure treatment a diary condition and a waiting list condition.

Interventions

BEHAVIORALIRT

Cognitive behavior intervention

BEHAVIORALExposure

Exposure intervention

Study design

Allocation

RANDOMIZED

Intervention model

CROSSOVER

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Yes

Inclusion criteria

* Suffering from Nightmares * Access to internet * A valid e-mail address * Be able to understand Dutch

Exclusion criteria

* Severe posttraumatic complaints * Severe depression * High anxiety ratings * In therapy for post traumatic stress disorder * Being suicidal * Schizophrenic or having a psychosis episode

Design outcomes

Primary

Measure	Time frame
Nightmare frequency	1 year
Nightmare distress	1 year

Secondary

Measure	Time frame
Sleep quality	1 year
Sleep complaints	1 year
Anxiety ratings	1 year
Posttraumatic complaints (low - moderate - high)	1 year
Depression ratings	1 year

Countries

Netherlands

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026