Table 4 Objective measures of sleep quality—actigraphy.

From: Bifidobacterium longum 1714 improves sleep quality and aspects of well-being in healthy adults: a randomized, double-blind, placebo-controlled clinical trial

 

B. longum 1714

Placebo

P-value

N

Mean ± SD

N

Mean ± SD

Wake episodes

 Weeks 1–4

42

16.0 ± 5.8

42

16.0 ± 5.5

0.95

 Weeks 5–8

42

15.0 ± 4.6

42

16.0 ± 4.6

 

Sleep efficiency

 Weeks 1–4

42

92.0 ± 4.0

42

91.0 ± 3.9

0.29

 Weeks 5–8

42

92.0 ± 2.9

42

91.0 ± 2.9

 

Sleep latency

 Weeks 1–4

42

83.0 ± 48.0

42

83.0 ± 47.0

0.69

 Weeks 5–8

42

83.0 ± 46.0

42

88.0 ± 37.0

 

Wake-time after sleep onset

 Weeks 1–4

42

0.62 ± 0.3

42

0.67 ± 0.4

0.34

 Weeks 5–8

42

0.62 ± 0.2

42

0.68 ± 0.2

 
  1. ITT population. SD Standard Deviation.
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