Table 4.

%VO_2max in different treadmill speeds and grades for 8-week-old untrained male Wistar rats.

Grade (°)	Speed (m min−1)
	0	10	15	20	25	30	35	40	45	50
0
VO2 (mL kg−1 min−1)	27.2 ± 4.5	41.1 ± 2.0	48.9 ± 5.0	54.3 ± 8.0	58.8 ± 9.1	61.2 ± 6.7	68.3 ± 9.0	73.8 ± 5.9	80.6 ± 1.5	87.1 ± 2.9
%VO2max	34.62 ± 6.80	48.49 ± 2.79	56.38 ± 4.82	61.30 ± 6.39	66.98 ± 9.83	72.64 ± 9.73	79.64 ± 10.07	89.81 ± 6.27	95.96 ± 4.57	100
5
VO2 (mL kg−1 min−1)	30.3 ± 5.8	43.7 ± 5.4	49.0 ± 7.3	54.7 ± 9.4	60.7 ± 11.1	70.2 ± 9.9	78.4 ± 8.0	79.0 ± 5.8	89.0 ± 4.0
%VO2max	34.90 ± 5.62	53.35 ± 4.52	59.72 ± 5.73	66.53 ± 6.33	73.80 ± 7.46	85.68 ± 7.21	91.95 ± 5.53	92.19 ± 2.80	100
10
VO2 (mL kg−1 min−1)	28.6 ± 5.6	44.0 ± 5.8	50.8 ± 6.9	59.2 ± 8.5	67.4 ± 9.2	76.5 ± 3.8	84.7 ± 5.6	90.3 ± 5.5
%VO2max	33.25 ± 5.21	51.37 ± 5.20	59.51 ± 8.74	69.65 ± 12.55	81.72 ± 11.70	89.89 ± 9.09	97.60 ± 3.04	100
15
VO2 (mL kg−1 min−1)	28.3 ± 2.4	44.2 ± 2.9	54.4 ± 6.7	63.3 ± 9.8	66.8 ± 7.8	68.9 ± 0.3	74.0 ± 3.4
%VO2max	33.88 ± 5.72	52.66 ± 3.26	63.93 ± 5.84	74.51 ± 8.41	84.44 ± 6.47	85.57 ± 4.08	90.43 ± 5.21

All values are presented as mean ± SD, n = 10 for each group. %VO_2max is the ratio of VO₂ to VO_2max.