Table 1.

Estimated marginal means ± SE (arbitrary unit) of the redox indices for each group

Group	Gastrocnemius muscle			Soleus muscle
	Fp	NADH	Fp/(NADH + Fp)	Fp	NADH	Fp/(NADH + Fp)
Young	194 ±24	215 ±27	0.40 ±0.024	317 ± 95	336 ±101	0.44 ±0.027
Mid-age	329 ±24	520±32	0.40 ±0.025	598 ±95	876 ±101	0.44 ±0.027
Nampt	240 ± 23	334±20	0.44 ±0.013	506 ±87	454±89	0.46 ±0.024
Pa	< 0.0001	< 0.001	> 0.01	>0.01	< 0.01	>0.01
Pb	< 0.0001	< 0.01	> 0.01	>0.01	< 0.01	>0.01
Pc	< 0.0001	< 0.01	> 0.01	>0.01	> 0.01	>0.01

^aYoung vs mid-age;

^bMid-age vs Nampt;

^cYoung vs Nampt