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Environmental Treatment for Seasonal Affective Disorder (SAD)

Yale University logo

Yale University

Status

Completed

Conditions

Seasonal Affective Disorder

Treatments

Device: Inactivated negative ion generator
Device: Litebook treatment devices

Study type

Interventional

Funder types

Other

Identifiers

NCT00139997
22,777 (Other Identifier)

Details and patient eligibility

About

The purpose is to study treatments of Seasonal Affective Disorder (SAD).

Full description

This is a multicenter, randomized controlled trial of negative ion generation versus light-emitting diode phototherapy for seasonal affective disorder. Participants appropriate for the study are subjects with a DSM IV diagnosis of Major Depression, with seasonal pattern, winter type. Subjects were seen at Yale University,New Haven,CT University of British Columbia,Vancouver,BC Groningen University Hospital,Groningen, The Netherlands, Royal Ottawa Hospital, Ottawa,Ontario, McGill University, Montreal,Quebec, University Hospital,Saskatoon, Saskatchewan. The trial is 4 weeks in duration.

This trial has now been completed.

Enrollment

26 patients

Sex

All

Ages

18 to 65 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Subjects meet DSM-IV criteria for major depressive episodes with a seasonal pattern, winter type.

Exclusion criteria

  • Significant suicidal risk
  • Serious medical illness
  • Pregnancy
  • Other DSM-IV diagnoses
  • Taking mood altering medication
  • May not travel to a sunny destination during study

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Quadruple Blind

26 participants in 2 patient groups, including a placebo group

LED phototherapy device
Experimental group
Description:
Litebook treatment devices: LED phototherapy device, used for 30 min before 8 am
Treatment:
Device: Litebook treatment devices
Inactivated Negative Ion Generator
Placebo Comparator group
Description:
Equivalent exposure to inactivated negative ion generator
Treatment:
Device: Inactivated negative ion generator

Trial contacts and locations

5

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Data sourced from clinicaltrials.gov

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