Assessment of exercise-induced stress by automated measurement of salivary cortisol concentrations within the circadian rhythm in Japanese female long-distance runners

Sports Medicine - Open

Table 3 Running intensities during each exercise program performed by female long-distance runners

	Day 1		Day 2		p₁	p₂	p₃	p₄
	Early morning exercise	Afternoon exercise	Early morning exercise	Afternoon exercise	p₁	p₂	p₃	p₄
Exercise program	10,000-m fixed running	Interval training	50 min fixed-speed running	50 min fixed-speed running
Running distance (m)	10,000	8000	10,000	10,000
Running velocity (m/min)	238 (238–240)	222 (222–227)	200 (200–200)	200 (200–200)	0.026	0.317	0.001	0.002
Borg Scale score	12.0 (10.3–13.0)	13.0 (12.0–15.0)	13.0 (12.0–13.0)	13.0 (12.0–15.0)	0.081	0.380	0.230	1.000
Rate of change in the pulse rate (%)	185.0 (142.3–191.5)	166.0 (149.3–198.8)	164.5 (129.3–196.8)	147.0 (138.0–185.0)	0.754	0.286	0.307	0.213

Data are expressed as medians (25th–75th percentiles)
p₁ early morning exercise vs. afternoon exercise on day 1, p₂ early morning exercise vs. afternoon exercise on day 2, p₃ day 1 vs. day 2 in early morning exercise, p₄ day 1 vs. day 2 in afternoon exercise