TABLE 3.

Spearman correlation coefficients of the measured parameters with Irisin and 25-OHD₃.

Parameters	Group A (Vitamin D sufficient)		Group B (Vitamin D deficient)
	Irisin	25OHVD3	Irisin	25OHVD3
Irisin	1	0.571*	1	0.619*
VO2 by body weight	–0.143	0.071	–0.167	0.024
VO2 by lean body mass	–0.143	0.071	–0.167	0.024
VO2 by cage	–0.143	0.071	–0.167	0.024
VCO2 by body weight	–0.048	0.000	–0.048	0.048
VCO2 by lean body mass	–0.048	0.000	–0.048	0.048
VCO2 by cage	–0.048	0.000	–0.048	0.048
Respiratory quotient	0.419*	–0.036	0.244	0.000
TEE by body weight	–0.143	0.071	–0.119	–0.024
TEE by lean body mass	–0.143	0.071	–0.119	–0.024
TEE by cage	–0.143	0.071	–0.119	–0.024
Weight	0.905**	0.238	−0.429*	0.000
Food intake	0.214	0.024	0.048	–0.190
Insulin	0.072	0.802*	–0.180	–0.108
Glucose	0.071	–0.190	–0.024	–0.167
HOMA-IR	0.335*	0.563*	−0.431*	–0.216
Calcium	0.252	0.503*	–0.048	0.238

*Correlation is significant at the 0.05 level (2-tailed), **Correlation is significant at the 0.01 level (2-tailed).