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

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

  Day 1 Day 2 p1 p2 p3 p4
Early morning exercise Afternoon exercise Early morning exercise Afternoon exercise
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
  1. Data are expressed as medians (25th–75th percentiles)
  2. 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