Table 4.

Respiratory exchange ratio and plasma hormone and metabolic biomarker levels across time (mean ± SD).

Parameter	Breast Cancer Survivor Group	Control Group
Epinephrine (pg/mL)
Pre-exercisea	49.7 ± 9.9	27.1 ± 5.7
0 h post-exercise	55.4 ± 13.9	39.7 ± 14.8 *
2 h post-exercise	43.0 ± 3.3	36.1 ± 16.8
Norepinephrine (pg/mL)
Pre-exercise	258.0 ± 109.6	518.0 ± 555.3
0 h post-exercise	515.5 ± 433.5 *	745.2 ± 729.4 *
2 h post-exercise	527.3 ± 381.3†	715.2 ± 488.8†
Cortisol (ng/mL)
Pre-exercise	137.7 ± 73.2	147.7 ± 49.2
0 h post-exercise	133.2 ± 85.0	76.5 ± 17.0 *
2 h post-exercise	93.8 ± 69.1	85.8 ± 31.1†
Free fatty acid (mEq/L)
Pre-exercise	0.28 ± 0.09	0.27 ± 0.05
0 h post-exercise	0.57 ± 0.19 *	0.49 ± 0.14 *
2 h post-exerciseb	0.63 ± 0.18†	0.37 ± 0.20
Glucose (mg/dL)
Pre-exercise	92.8 ± 7.7	97.9 ± 8.7
0 h post-exercise	84.3 ± 10.5 *	93.6 ± 7.8
2 h post-exercise	94.0 ± 23.7	86.0 ± 17.0
Lactate (mmol/L)
Pre-exercise	0.89 ± 0.14	0.91 ± 0.15
0 h post-exercise	4.33 ± 2.12 *	5.93 ± 1.57 *
2 h post-exercise	1.74 ± 0.35†	1.93 ± 0.37†
Respiratory exchange ratio (RER)c	0.91 ± 0.05	0.84 ± 0.04

^ap < 0.05 for comparing pre-exercise values between groups

^bp < 0.05 for comparing 2 h post-exercise values between groups

^cp < 0.05 for comparing RER values between groups

^*p < 0.05 for pre-exercise vs. 0 h post-exercise

^†p < 0.05 for pre-exercise vs. 2 h post-exercise