Table 2.

Demographic characteristics of the rats in different groups.

Groups	Trained	Supplemented	Combined	IR
Number	10	10	10	10
Age (week)	8-10	8-10	8-10	8-10
Heart rate (bpm)	376 ± 3.02	378 ± 1.93	375 ± 2.32	368 ± 2.48
Heart weight (g)	0.91 ± 0.04	0.90 ± 0.06	0.90 ± 0.08	0.78 ± 0/01
Body weight (g)	266 ± 20∗	277 ± 50∗	265 ± 10∗	319 ± 70
Heart weight/body weight (g)	0.003 ± 0.0001∗	0.002 ± 0.0001	0.002 ± 0.0003∗	0.002 ± 0.0004
Heart weight/tibia length (g/mm)	0.023 ± 0.003	0.023 ± 0.002	0.022 ± 002	0.019 ± 001

Data are presented as Mean ± SEM. ^∗Significant difference in comparison with IR group. p < 0.05.