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Table 4 Repeated measures ANOVA on differences in heart rate and HRV indices between before and after lighting

From: Suppression of vagal cardiac modulation by blue light in healthy subjects

 

Main effect

Interaction

Color (DF = 2)

Time (DF = 1)a

Time × Color (DF = 2)

F value

P

F value

P

F value

P

Heart rate

0.07

0.93

0.27

0.62

0.06

0.94

LF power

0.36

0.70

6.67

0.022

0.29

0.75

HF power

4.63

0.030

22.38

<0.001

1.98

0.18

LF/HF

1.70

0.22

12.71

0.004

0.17

0.84

  1. Abbreviations are explained in the footnote found in Table 2
  2. aEffect of time between before and after lighting
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Journal of Physiological Anthropology

ISSN: 1880-6805

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