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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