. Author manuscript; available in PMC: 2022 Nov 1.

Published in final edited form as: J Strength Cond Res. 2021 Nov 1;35(11):3236–3242. doi: 10.1519/JSC.0000000000003263

Table 2.

Exercise Characteristics (mean ± SD)

	Pregnant	Controls	p-value	95% CI of mean difference
VO_2max (ml/kg/min)	33.7±9.6	41.0±8.6	0.04	0.52 – 14.1
HR_max (bpm)	167.6±12.7	182.0±11.0	0.003	5.5 – 24.1
RPE_max	17.3±1.8	17.9±1.7	0.39	−0.72 – 1.9
Lactate_max (mmol/L)	6.7± 2.5	DNC
Glucose_max (mg/dL)	86.7±18.9	DNC
RER_max	1.20±0.19	1.24±0.13	0.62	−0.19 - 0.1
6MWT predicted VO_2max (ml/kg/min)	35.7±4.5	40.6±4.6	0.006	1.60 – 8.2
YMCA predicted VO_2max (ml/kg/min)	42.9±15.8	38.3±14.2	0.43	−15.9 – 6.7

DNC: data not collected

CI: confidence interval