HR (beats · min-1), average heart rate in every 5 km segment; SDvt2 (beats · min-1), standard deviation of HR over ventilatory threshold of athlete; speed (m · s-1), average speed in every 5 km segment; SDMRS (m · s-1), standard deviation of the speed of every segment over the mean race speed; Time (s), time of each 5 km segment; SDMRT (s), standard deviation of time of each 5 km segment over the mean race time every 5 km. |