Table 2.

Plasma 25(OH)D and risk of all malignancy in patients with inflammatory bowel diseases

Vitamin D stratum	No cancer [N(%)]	Cancer [N(%)]	Unadjusted OR (95% CI)	Adjusted OR (95% CI) ‡
≥ 30 ng/mL	1,065 (95%)	52 (5%)	1.0	1.0
20 – 29.9 ng/mL	741 (92%)	66 (8%)	1.82 (1.25 – 2.66)	1.69 (1.15 – 2.51)
< 20 ng/mL	793 (90%)	92 (10%)	2.38 (1.67 – 3.38)	1.82 (1.25 – 2.65)

OR – odds ratio, CI – confidence interval

^‡Adjusted for age, gender, race, season of measurement, duration of follow up, immunosuppression use, and IBD type