Can Racial Differences in Resting Metabolic Rate be Explained by Body Composition?

[...]given the lack of adjustment of lean mass, the differences in the baseline characteristics of the groups, and the low recruitment of the controls, we think it is difficult to draw a definitive conclusion based on race or sleep deprivation. [...]Avila et al. questioned our randomization technique and wondered why our control group had fewer subjects than our sleep-restricted group.