Table 1 Sleep architecture. Means ± SD. TST, total sleep time; REM, nonrapid eye movement sleep; SE, sleep efficiency.

From: Evidence of an active role of dreaming in emotional memory processing shows that we dream to forget

Sleep stage

Non-dream recallers

Dream-recallers

p-values

TST (min)

452.68 (69.95)

482.25 (67.97)

0.04

Light (min)

205.92 (54.09)

224.92 (51.89)

0.08

Deep (min)

115.14 (42.71)

116.86 (38.63)

0.83

REM (min)

81.36 (36.05)

86.92 (36.96)

0.45

Wake (min)

50.26 (22.94)

53.54 (33.83)

0.56

SE (%)

88.97 (4.34)

89.14 (5.75)

0.87