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. 2011 Oct 13;6(10):e25314. doi: 10.1371/journal.pone.0025314

Table 3. Odds ratio (95% CI) of insufficient vitamin D status in risk of colon polyp.

	Cases(N = 92)	Controls(N = 186)	Unadjusted		Adjusted¹
			OR (95% CI)	P value	OR (95% CI)	P value
Total 25(OH)D <50.0, no (%) (nmol/L)	76 (83)	128 (69)	2.1 (1.1–3.9)	0.018	1.7 (0.9–3.4)	0.10
25(OH)D3 <50.0, no (%) (nmol/L)	79 (86)	127 (68)	2.8 (1.5–5.5)	0.002^*	2.6 (1.3–5.2)	0.007^*

¹

Adjusted for effect of age, sex, BMI, season, smoking and alcohol usage.

*Significant after Bonferoni correction.