TABLE 4.
TYPICAL (N = 14) | LIGHTa (N = 14) | |
---|---|---|
Friday DLMO phase* | ||
Mean | 21:13 h | 21:07 h |
SD | 67 min | 52 min |
Minimum | 18:50 h | 19:10 h |
Maximum | 23:13 h | 21:59 h |
Sunday DLMO phase* | ||
Mean | 21:59 h | 21:44 h |
SD | 78 min | 65 min |
Minimum | 19:23 h | 19:55 h |
Maximum | 23:47 h | 23:32 h |
Phase shift (min) | ||
Mean | −46 | −38 |
SD | 34 | 28 |
Minimum | 4 | 29 |
Maximum | −100 | −95 |
30% and 100% brightness combined.
Times given in 24-h clock time. SDs given in minutes and computed across participants.