From: Effects of day-time exposure to different light intensities on light-induced melatonin suppression at night
Light conditions
DLMO
Dim
22:15 (69)
100 lx
22:10 (70)
300 lx
21:58 (72)
900 lx
21:52 (76)
2700 lx
21:51 (57)
Mean (S.D.)