Association between dietary selenium intake and the prevalence of osteoporosis and its role in the treatment of glucocorticoid-induced osteoporosis

Table 2 Association between dietary selenium intake and the prevalence of OP

	Quartiles of dietary selenium intake (μg/day)				P for trend
	Q1(≤ 29.2)	Q2 (29.3–39.8)	Q3 (39.9–51.8)	Q4 (≥ 51.9)	P for trend
Median selenium intake (μg/day)	22.8	34.6	45.2	63.4
Total
Model 1 (95% CI)	1.00 (Ref.)	0.79 (0.62, 1.00)	0.75 (0.55, 1.02)	0.49 (0.33, 0.73)	< 0.001
Model 2 (95% CI)	1.00 (Ref.)	0.73 (0.56, 0.95)	0.71 (0.50, 1.02)	0.45 (0.29, 0.71)	< 0.001
Model 3 (95% CI)	1.00 (Ref.)	0.73 (0.56, 0.96)	0.72 (0.50, 1.04)	0.47 (0.30, 0.74)	< 0.001
Male
Model 1 (95% CI)	1.00 (Ref.)	0.34 (0.17, 0.67)	0.37 (0.18, 0.78)	0.19 (0.07, 0.45)	< 0.001
Model 2 (95% CI)	1.00 (Ref.)	0.34 (0.17, 0.69)	0.40 (0.19, 0.84)	0.21 (0.08, 0.51)	< 0.001
Model 3 (95% CI)	1.00 (Ref.)	0.36 (0.18, 0.72)	0.41 (0.21, 0.90)	0.24 (0.09, 0.60)	< 0.001
Female
Model 1 (95% CI)	1.00 (Ref.)	0.78(0.60, 1.01)	0.73 (0.51, 1.06)	0.52 (0.33, 0.83)	< 0.001
Model 2 (95% CI)	1.00 (Ref.)	0.84 (0.63, 1.12)	0.79 (0.53, 1.20)	0.53 (0.32, 0.89)	< 0.001
Model 3 (95% CI)	1.00 (Ref.)	0.83 (0.61, 1.11)	0.78 (0.52, 1.20)	0.52 (0.31, 0.88)	< 0.001

Model 1, adjustment according to dietary energy intake; Model 2, further adjustment according to age, gender and BMI on the basis of Model 1; Model 3, further adjustment according to smoking status, alcohol consumption, diabetes, hypertension, physical activity level, dietary calcium intake and dietary fiber intake on the basis of Model 2

ISSN: 1749-799X