150
Participants
Start Date
September 30, 1998
Primary Completion Date
June 30, 2003
Study Completion Date
April 30, 2004
bright light box
10,000 lux bright light therapy
dawn simulator
gradual rise in bedroom illumination prior to wake-up
high-output negative ion generator
automated air ion delivery in bedroom prior to wake-up
low-output negative ion generator
automated air ion delivery in bedroom prior to wake-up
dawn light pulse
rectangular light pulse matched for lux.time of dawn simulation delivered prior towake-up
Columbia Presbyterian Medical Center, New York
National Institute of Mental Health (NIMH)
NIH
New York State Psychiatric Institute
OTHER