InsomniaACT-INCT04866914
Acceptance and Commitment Therapy for Insomnia
A study testing Acceptance and Commitment Therapy for Insomnia and Cognitive Behavioral Therapy for Insomnia in people with Insomnia, run by University of Sao Paulo General Hospital at 1 site in Brazil.
Trial summary
Insomnia is a frequent complaint and is associated with impairments in physical and psychological health. Although Cognitive-Behavioral Therapy (CBT) demonstrates effective results for insomnia, there are those who do not respond to this type of intervention or present difficulties in adherence. Read more about this study
- Who is it for?
- Ages 18 to 59 years
- Conditions the study is for
- Insomnia
- What is being tested?
- Acceptance and Commitment Therapy for Insomnia and Cognitive Behavioral Therapy for Insomnia
- Type of treatment
- Lifestyle or therapy programme
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 227 participants
- Where
- 1 siteBrazil
- Study dates
- 15 Mar 2021to 15 Mar 2023
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 59 years
- All sexes
- No healthy volunteers
- Adult
Who may be able to join
- Clinical diagnosis of chronic insomnia
Who cannot join
- Neurological degenerative disease
- Psychotic disorder
- sleep apnea, restless legs or periodic limb movements during sleep, or a circadian-based sleep disorder (e.g., delayed or advanced sleep phase syndrome)
- cognitive impairments
- unavailability in attending the sessions.
Trial locations and contacts
1 site in 1 country.
About this study
Official title: Acceptance and Commitment Therapy for Chronic Insomnia in Adults
Insomnia is a frequent complaint and is associated with impairments in physical and psychological health. Although Cognitive-Behavioral Therapy (CBT) demonstrates effective results for insomnia, there are those who do not respond to this type of intervention or present difficulties in adherence. Acceptance and Commitment Therapy (ACT) presents itself as a potentially useful intervention for the treatment of insomnia, for which, instead of focusing on controlling the symptoms, the respective approach focuses on accepting the feelings and thoughts associated, through value-based actions. The aim of this study is to evaluate the effectiveness of ACT for chronic insomnia in adults. Participants will be 150 adults aged between 18 and 59 years, diagnosed with chronic insomnia who will be randomly assigned to the ACT, CBT and wait list (WL) groups. For both groups (ACT and CBT), the intervention will be performed in six group and weekly sessions. Assessments of sleep patterns, insomnia, depression, anxiety, psychological flexibility, acceptance of sleep, beliefs about sleep, personality traits will be performed in the pre-treatment, post-treatment and six-month follow-up. After the intervention is completed, participants will respond to an inventory of compliance and satisfaction. Treatment effects will assessed using the fixed effects of group variables (ACT vs. CBT-I and ACT vs. waitlist) and their interaction with time (pre-test vs. post-test and pretest vs. six-month follow-up). Estimated pairwise contrasts to examine changes across time within groups will be used. Variables will analyzed using generalized mixed models (GMM).
- Conditions
- Insomnia
- Being tested
- Acceptance and Commitment Therapy for Insomnia, Cognitive Behavioral Therapy for Insomnia
- Keywords
- INSOMNIA, acceptance and commitment therapy, Cognitive behavioral therapy, SLEEP
- Medical subject headings
- Sleep Initiation and Maintenance Disorders
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Acceptance and Commitment Therapy for InsomniaBehavioural
Also called ACT-I
ACT-I treatment group: Participants diagnosed with chronic insomnia will receive group treatment. The six sessions will be aimed at psychoeducation about sleep added to the therapeutic processes of acceptance, mindfulness, availability, values, defusion and commitment, used in ACT.
Cognitive Behavioral Therapy for InsomniaBehavioural
Also called CBT-I
Active control group CBT-I: Participants diagnosed with chronic insomnia will receive treatment in a group. The six sessions will be aimed at cognitive-behavioral components, such as education and sleep hygiene, stimulus control, sleep restriction and demystification / restructuring of belief beliefs.
| Study group | Role | What they receive |
|---|---|---|
| ACT for Insomnia | Experimental | Not described Receives: Behavioral: Acceptance and Commitment Therapy for Insomnia |
| CBT for Insomnia | Active comparator | Not described Receives: Behavioral: Cognitive Behavioral Therapy for Insomnia |
| Wait List | No intervention | Not described |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in the score of Insomnia Severity Index (ISI)
Change in the total score of Insomnia Severity Index (ISI)
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Secondary outcomes (10)
Remission - categorical variable
a final ISI score under 8 points
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Treatment response - categorical variable
change or reduction in the ISI total score of 8 points or more
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Reduction in Sleep Onset Latency (SOL)
Reduction in Sleep Onset Latency (SOL) measured by sleep diary
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Reduction in Wake After Sleep Onset (WASO)
Reduction in Wake After Sleep Onset (WASO) measured by sleep diary
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Increase in Total Sleep Time (TST)
Increase in Total Sleep Time (TST) measured by sleep diary
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Increase in Sleep Efficiency (SE)
Increase in Sleep Efficiency (SE) measured by sleep diary
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Hospital Anxiety and Depression Scale (HADS)
Change in the total score for the anxiety variable (HADAS-A) and total score for the depression variable (HADAS-D)
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Acceptance and Action Questionnaire-II (AAQ-II)
Change in the the total score of Acceptance and Action Questionnaire-II (AAQ-II)
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Sleep Problem Acceptance Questionnaire (SPAQ)
Change in the the total score of Sleep Problem Acceptance Questionnaire (SPAQ)
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Dysfunctional Beliefs and Attitudes about Sleep (DBAS-16)
Change in the the total score of Dysfunctional Beliefs and Attitudes about Sleep (DBAS-16)
Measured: baseline, 7 weeks and 24 weeks after treatment commencement.
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted30 Apr 2021
- Study start15 Mar 2021
- Primary completion15 Mar 2023
- Study completion15 Mar 2023
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for InsomniaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 227 participants (actual)
Sponsor and investigators
- Lead sponsor
- University of Sao Paulo General Hospital
- Sponsor type
- University, hospital or other
- Collaborators
- Fundação de Amparo à Pesquisa do Estado de São Paulo
- Responsible party
- Sponsor
- Investigators
- RENATHA RAFIHI-FERREIRA, PHD, Principal investigator, University of Sao Paulo General Hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT04866914
- Sponsor's protocol ID
- 65743917.2.0000.0068
- Acronym
- ACT-I
- Status last verified
- May 2021
- First submitted
- 13 Apr 2021
- Last updated
- 9 Nov 2023
- Results posted
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 9 Nov 2023. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Acceptance and Commitment Therapy for Chronic Insomnia in Adults
- ClinicalTrials.gov ID
- NCT04866914
- Acronym / sponsor ID
- ACT-I / 65743917.2.0000.0068
- Conditions
- Insomnia
- Keywords
- INSOMNIA, acceptance and commitment therapy, Cognitive behavioral therapy, SLEEP
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 227 participants (actual)
- Lead sponsor
- University of Sao Paulo General HospitalUniversity, hospital or other
- Collaborators
- Fundação de Amparo à Pesquisa do Estado de São Paulo
- Study start
- 15 Mar 2021 (actual)
- Primary completion
- 15 Mar 2023 (actual)
- Study completion
- 15 Mar 2023 (actual)
- First posted
- 30 Apr 2021 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Insomnia is a frequent complaint and is associated with impairments in physical and psychological health. Although Cognitive-Behavioral Therapy (CBT) demonstrates effective results for insomnia, there are those who do not respond to this type of intervention or present difficulties in adherence. Acceptance and Commitment Therapy (ACT) presents itself as a potentially useful intervention for the treatment of insomnia, for which, instead of focusing on controlling the symptoms, the respective approach focuses on accepting the feelings and thoughts associated, through value-based actions. The aim of this study is to evaluate the effectiveness of ACT for chronic insomnia in adults. Participants will be 150 adults aged between 18 and 59 years, diagnosed with chronic insomnia who will be randomly assigned to the ACT, CBT and wait list (WL) groups. For both groups (ACT and CBT), the intervention will be performed in six group and weekly sessions. Assessments of sleep patterns, insomnia, depression, anxiety, psychological flexibility, acceptance of sleep, beliefs about sleep, personality traits will be performed in the pre-treatment, post-treatment and six-month follow-up. After the intervention is completed, participants will respond to an inventory of compliance and satisfaction. Treatment effects will assessed using the fixed effects of group variables (ACT vs. CBT-I and ACT vs. waitlist) and their interaction with time (pre-test vs. post-test and pretest vs. six-month follow-up). Estimated pairwise contrasts to examine changes across time within groups will be used. Variables will analyzed using generalized mixed models (GMM).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| ACT for Insomnia | Experimental | Behavioral: Acceptance and Commitment Therapy for Insomnia |
| CBT for Insomnia | Active comparator | Behavioral: Cognitive Behavioral Therapy for Insomnia |
| Wait List | No intervention | – |
Who may qualify
- Ages
- 18 to 59 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult
Key inclusion criteria (1 listed)
- Clinical diagnosis of chronic insomnia
Key exclusion criteria (5 listed)
- Neurological degenerative disease
- Psychotic disorder
- sleep apnea, restless legs or periodic limb movements during sleep, or a circadian-based sleep disorder (e.g., delayed or advanced sleep phase syndrome)
- cognitive impairments
- unavailability in attending the sessions.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Acceptance and Commitment Therapy for InsomniaAlso: ACT-IACT-I treatment group: Participants diagnosed with chronic insomnia will receive group treatment. The six sessions will be aimed at psychoeducation about sleep added to the therapeutic processes of acceptance, mindfulness, availability, values, defusion and commitment, used in ACT. | Behavioural | ACT for Insomnia |
| Cognitive Behavioral Therapy for InsomniaAlso: CBT-IActive control group CBT-I: Participants diagnosed with chronic insomnia will receive treatment in a group. The six sessions will be aimed at cognitive-behavioral components, such as education and sleep hygiene, stimulus control, sleep restriction and demystification / restructuring of belief beliefs. | Behavioural | CBT for Insomnia |
Primary outcome
Change in the score of Insomnia Severity Index (ISI)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the total score of Insomnia Severity Index (ISI)
10 secondary outcomes
Remission - categorical variable
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Treatment response - categorical variable
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Reduction in Sleep Onset Latency (SOL)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Reduction in Wake After Sleep Onset (WASO)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Increase in Total Sleep Time (TST)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Increase in Sleep Efficiency (SE)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Hospital Anxiety and Depression Scale (HADS)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Acceptance and Action Questionnaire-II (AAQ-II)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Sleep Problem Acceptance Questionnaire (SPAQ)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Change in the Dysfunctional Beliefs and Attitudes about Sleep (DBAS-16)
Time frame: baseline, 7 weeks and 24 weeks after treatment commencement.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 9 Nov 2023.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
RENATHA RAFIHI-FERREIRA, PHD principal investigator
University of Sao Paulo General Hospital
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Acceptance and Commitment Therapy for Insomnia and Cognitive Behavioral Therapy for Insomnia in people with Insomnia, run by University of Sao Paulo General Hospital at 1 site in Brazil.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 1 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 9 Nov 2023. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Brazil. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in the score of Insomnia Severity Index (ISI) (time frame: baseline, 7 weeks and 24 weeks after treatment commencement.). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 9 Nov 2023.