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Table 2 Alterations in energy expenditure during pregnancy

From: Changes in hepatic triglyceride content with the activation of ER stress and increased FGF21 secretion during pregnancy

 

Non-pregnant

Late pregnancy

 

V

P17-19

VO2 (ml/h)

  

 Light (12 h)

76.163 ± 0.525

104.413 ± 2.522**

 Dark (12 h)

82.856 ± 0.422

108.279 ± 1.073**

 Whole day (24 h)

79.714 ± 0.234

106.464 ± 1.028**

VCO2 (ml/h)

  

 Light (12 h)

69.098 ± 0.540

88.522 ± 1.547**

 Dark (12 h)

78.779 ± 0.818

100.346 ± 1.135**

 Whole day (24 h)

74.235 ± 0.583

94.796 ± 1.043**

Heat production (kcal/h)

  

 Light (12 h)

0.376 ± 0.003

0.509 ± 0.012**

 Dark (12 h)

0.414 ± 0.002

0.538 ± 0.005**

 Whole day (24 h)

0.396 ± 0.002

0.524 ± 0.005**

RER

  

 Light (12 h)

0.906 ± 0.003

0.849 ± 0.007**

 Dark (12 h)

0.948 ± 0.010

0.924 ± 0.009

 Whole day (24 h)

0.928 ± 0.005

0.889 ± 0.002**

  1. Results are represented as mean ± SEM (n = 6–8) *p < 0.05, **p < 0.01, comparison of late pregnancy groups (P17-19) versus non-pregnant group (V). P value determined by unpaired t-test