Table 1.

Parameters for anaerobic contribution determination at different performances.

	Performances
	50 m	100 m	200 m	400 m	800 m
AnAl
Amplitude (L.min−1)	2.0 ± 0.8	2.9 ± 0.9a	2.9 ± 0.7a	3.0 ± 1.1a	2.9 ± 0.9a
Time constant (min)	0.7 ± 0.1	0.6 ± 0.1a	0.8 ± 0.2b	0.6 ± 0.2ac	0.6 ± 0.1ac
AnLa
[La−] at baseline (mM)	1.5 ± 0.6	1.7 ± 0.5	1.6 ± 0.3	1.9 ± 0.6	1.4 ± 0.3
[La−] at peak (mM)	9.9 ± 2.4b	10.8 ± 2.3a	12.2 ± 3.1a	12.0 ± 3.4a	7.8 ± 2.4bdc
[La−] accumulation (mM)	8.4 ± 2.4	9.1 ± 2.1	10.6 ± 3.3	10.0 ± 3.4	6.3 ± 2.5abdc

AnAl, anaerobic alactic contribution; AnLa, anaerobic lactic contribution; [La⁻], blood lactate concentration; [La⁻] accumulation, difference between blood lactate concentration at peak and baseline.

^aSignificantly different from 50 m;

^bSignificantly different from 100 m;

^cSignificantly different from 200 m;

^dsignificantly different from 400 m.