Subthreshold insomnia (ISI score: 8–14)
Conditions
Interventions
Negative emotional memory suppression group:Negative emotional memory suppression training
Waitlist group:Delayed intervention
Neutral emotional memory suppression group:Neutral emotional memory suppression training
Sponsors
Guangdong Provincial People's Hospital(Guangdong Academy of Medical Sciences)
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1.Age between 18–65 years. 2.Long-term residency in China. 3.Presence of insomnia symptoms at baseline(8<=ISI<=14). 4.Experienced emotion-related memory events in the past three years. 5.Ability to read and understand Chinese, and proficiency with electronic devices. 6.Willingness to sign informed consent form.
Exclusion criteria
Exclusion criteria: 1.Current diagnosis of insomnia disorder; 2.Current psychiatric disorders affecting sleep, including anxiety disorders, depressive disorders, bipolar disorder, schizophrenia, or post-traumatic stress disorder; 3.Current suffering from sleep disorders such as restless legs syndrome and sleep apnea; 4.Current diagnosed with neurological disorders such as epilepsy, stroke, Alzheimer's disease, Parkinson's disease, or has experienced brain injury; 5.Severe intellectual disability or severe physical illness; 6.Current employment involving transmeridian travel, night shifts, or rotating shift work; 7.Pregnancy or lactation; 8.Other conditions unsuitable for study participation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Insomnia Severity Index; | — |
Secondary
| Measure | Time frame |
|---|---|
| Training efficacy;Pittsburgh Sleep Quality Index Score;Epworth Sleepiness Scale Score;Morningness-Eveningness Questionnaire Score;Mid-Sleep on Free days corrected for Sleep debt on Work days of Munich Chronotype Questionnaire;International Physical Activity Questionnaire Short Form;Beck Depression Inventory Score-II;Beck Anxiety Inventory Score;Big Five Inventory-2;Patient Health Questionnaire Score-15;Warwick-Edinburgh Mental Well-being Scale Score;Thought Control Ability Questionnaire Score; | — |
Countries
China
Contacts
Public ContactShi-Bin Wang
Guangdong Provincial People's Hospital(Guangdong Academy of Medical Sciences)
Outcome results
None listed