Table 2.

Correlation between 25-hydroxyvitamin, daily dietary calcium intake and other variables in all participants

	BMI (kg/m2)	HADS-anxiety score	HADS- depression score	Daily dietary calcium intake (mg/day)	Serum 25-hydroxyvitamin D (ng/mL)
Age (Years)	r = 0.49 p < 0.001	r = −0.15 p = 0.14	r = 0.08 p = 0.46	r = 0.09 p = 0.40	r = 0.16 p = 0.11
BMI (kg/m2)	–	r = −0.12 p = 0.23	r = 0.04 p = 0.73	r = 0.06 p = 0.59	r < 0.01 p = 0.98
HADS-anxiety score	–	–	r = 0.64 p < 0.001	r = 0.05 p = 0.66	r = −0.25 p = 0.01
HADS- depression score	–	–	–	r = −0.05 p = 0.64	r = −0.13 p = 0.21
Daily dietary calcium intake (mg/day)	–	–	–	–	r = 0.17 p = 0.09

Spearman correlation analysis (p-values were 2-tailed and considered significant at < 0.05 are shown in bold). r, Spearman’s correlation coefficient; HADS Hospital Anxiety and Depression Scale, BMI Body Mass Index