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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: J Card Fail. 2017 Jul 14;23(9):690–696. doi: 10.1016/j.cardfail.2017.07.394

Table 2.

Gas exchange and breathing pattern measurements for control and heart failure groups. No differences were observed between the groups except patients with HF had a greater minute ventilation. Data are mean plus or minus standard error of the mean.

Control Heart Failure
VO2, ml*min−1 239 ± 15 303 ± 30
VCO2, ml*min−1 188 ± 12 253 ± 25
RER   0.79 ± 0.02   0.84 ± 0.07
RR, breaths*min−1 15.1 ± 0.6 16.2 ± 1.6
Tidal volume, ml 546 ± 41 699 ± 88
VE, l*min−1   7.9 ± 0.4   10.6 ± 1.0*
VE/VCO2 44.0 ± 1.2 44.6 ± 3.6
*

P<0.05