Additional identifiers
EudraCT number
ClinicalTrials.gov number
Protocol/serial number
5 RO1 AG12364-11A1
Study information
Scientific title
Acronym
GLRX
Study hypothesis
Bright green light would reduce depression and improve sleep disorders related to circadian rhythm disturbance.
Ethics approval
Not provided at time of registration
Study design
Randomised controlled trial
Primary study design
Interventional
Secondary study design
Randomised controlled trial
Trial setting
Not specified
Trial type
Not Specified
Patient information sheet
Condition
Depression and sleep disturbance
Intervention
One hour of bright green light treatment compared to one hour of dim red light treatment given within one hour of waking.
Intervention type
Other
Phase
Not Specified
Drug names
Primary outcome measures
Mood scales, light recording, and wrist actigraphy
Secondary outcome measures
Not provided at time of registration
Overall trial start date
01/02/2004
Overall trial end date
31/01/2005
Reason abandoned
Eligibility
Participant inclusion criteria
Human age 60-79 with no history of mania or diagnosis of bipolar disorder.
Participant type
Patient
Age group
Adult
Gender
Not Specified
Target number of participants
33
Participant exclusion criteria
Not provided at time of registration
Recruitment start date
01/02/2004
Recruitment end date
31/01/2005
Locations
Countries of recruitment
United States of America
Trial participating centre
9500 Gilman Drive
La Jolla, CA
92093-0667
United States of America
Funders
Funder type
Government
Funder name
National Institutes of Health, National Institute of Aging, 5 RO1 AG12364-11A1
Alternative name(s)
Funding Body Type
Funding Body Subtype
Location
Results and Publications
Publication and dissemination plan
Not provided at time of registration
Intention to publish date
Participant level data
Not provided at time of registration
Results - basic reporting
Publication summary
2005 results on http://www.ncbi.nlm.nih.gov/pubmed/16283926
Publication citations
-
Results
Loving RT, Kripke DF, Knickerbocker NC, Grandner MA, Bright green light treatment of depression for older adults [ISRCTN69400161]., BMC Psychiatry, 2005, 5, 42, doi: 10.1186/1471-244X-5-42.