Circulating Irisin Levels Are Not Regulated by Nutritional Status, Obesity, or Leptin Levels in Rodents

Table 2

Correlations of irisin with body composition and biochemical and hormonal parameters from the models studied.

Group	Irisin
	Insulin (ng/mL)	Glucose (mg/dL)	Total cholesterol (mg/dL)	Fat mass (g)	Lean mass (g)
DIO
	ob/ob mice				—	—
				—	—
FED-FAST-REFED

Statistical significance is from Pearson (normally distributed data) and from Spearman (nonnormally distributed data) correlation test.