Table 3:

Correlation of serum 25(OH)D level, depression severity and stress with potential confounding factors

Variable	25(OH)D		HRSD		Stress
	r	P	r	P	r	P
Age	0.24	0.03	0.10	0.53	−0.18	0.10
BMI	0.08	0.46	0.11	0.47	−0.11	0.32
Waist circumference	0.12	0.32	0.01	0.94	−0.12	0.28
Waist/hip ratio	0.09	0.41	−0.14	0.38	−0.12	0.27
Stress	0.06	0.61	0.32	0.03
Disease duration	0.11	0.47	0.01	0.94	0.06	0.69

HRSD= Hamilton Rating Scale for Depression, P values less than 0.05 were considered statistically significant.