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Table 2 Exercise performance, hormonal, and body composition values after six weeks of the ACSM minimum guidelines for aerobic exercise

From: The effects of a formal exercise training programme on salivary hormone concentrations and body composition in previously sedentary aging men

Variable	Week 0	Week 6
VO_2max (ml·kg·min^-1)	26.85 ± 5.31	28.55 ± 4.80
VO_2max (ml·kg·min^-1)	26.85 ± 5.31	p = .012
VO_2max (L·min^-1)	2.38 ± 0.46	2.51 ± 0.43
VO_2max (L·min^-1)	2.38 ± 0.46	p = .035
Peak power output (W·kg^-1)	7.58 ± 1.68	7.77 ± 1.58
Peak power output (W·kg^-1)	7.58 ± 1.68	p = .580
Peak power output (W)	672.80 ± 157.98	682.7500 ± 152.13
Peak power output (W)	672.80 ± 157.98	p = .344
Testosterone (pmol·L^-1)	378.80 ± 127.33	484.30 ± 182.35
Testosterone (pmol·L^-1)	378.80 ± 127.33	p = .010
Cortisol (nmol·L^-1)	2.76 ± 1.47	3.20 ± 1.45
Cortisol (nmol·L^-1)	2.76 ± 1.47	p = .156
Total body mass (kg)	90.44 ± 18.09	89.28 ± 17.36
Total body mass (kg)	90.44 ± 18.09	p = .003
FFM (kg)	63.76 ± 8.69	64.70 ± 8.01
FFM (kg)	63.76 ± 8.69	p =.084
Body fat percentage (%)	28.73 ± 5.00	26.69 ± 5.20
Body fat percentage (%)	28.73 ± 5.00	p =.003

Values are mean ± SD; VO_2max = maximal oxygen uptake, FFM = fat free mass. p values are reported for differences between week 0 and week 6.

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