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Table 3 Amount of advance in DLMO and sleep/wake time in each group

From: Intake of l-serine before bedtime prevents the delay of the circadian phase in real life

 

Placebo

(n = 17)

l-serine

(n = 15)

p value

DLMO

− 0:25 ± 0:41

0:05 ± 0:41

p = 0.04*

Bedtime

− 0:08 ± 0:26

− 0:28 ± 1:06

p = 0.30

Wake time

− 0:13 ± 0:37

− 0:16 ± 0:57

p = 0.88

Time in bed [h]

0.09 ± 0.54

− 0.19 ± 0.61

p = 0.18

  1. Values are means and S.D. *p < 0.05
  2. Amount of increase only in time in bed
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Journal of Physiological Anthropology

ISSN: 1880-6805

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