Gender Differences in the Association between Sleep Duration and Body Composition: The Cardia Study

Table 1

Transformations for sleep and age by gender.

Dependent Variable	Men		Women
	Sleep	Age	Sleep	Age
BMI	0.25 power	Square root	Square root	0.25 power
Waist circumference	Log	Log	Log	0.75 power
Percent Body Fat	Square root	None	Log	0.25 power