Table 3.
The physiological characteristics mean (SD): heart rate in rpm/min; lactate serum levels in mmol·L
-
1
. Data are means (±SD).
before
3 km
6 km
9 km
12 km
15 km
18 km
21 km
24 km
27 km
30 km
33 km
36 km
39 km
42 km
after
Heart rate
69(7)
130(17)
138(11)
140(8)
142(9)
143(9)
143(8)
145(9)
147(11)
147(10)
148(11)
150(10)
151(10)
156(9)
168(10)
104(18)
Borg scale
7.1 (1.3)
7.5 1.5)
8 (1.2)
8.5 (1.7)
9.1 (1.6)
9.6 (1.3)
9.9 (1.6)
10.4 (1.4)
11. (1.3)
11.3 (1.5)
12.3 (1.6)
13 (1.9)
13.9 (2.4)
15.2 (2.1)
Lactate
*
1.4 (.4)
1.7 (.8)
1.6 (.7)
1.6 (.8)
1.7 (.7)
1.9 (.9)
1.7 (.8)
1.9 (.8)
1.8 (.6)
1.9 (.8)
2.0 (.9)
2.6 (1.3)
2.5 (1.2)
3.3 (1.6)
5 (2.1)
3.7 (1.8)
*mean anaerobic threshold 2.9 ± 0.7 mmol·L
-1
.