Predictors of vitamin D deficiency in inflammatory bowel disease and health: A Mississippi perspective

Table 4 Associations of body mass index with diagnosis and demographic variables

	n (%)	BMI < 25 kg/m2	BMI 25-30 kg/m2	BMI > 30 kg/m2	P value
Total	309	97	102	110
		(31.4)	(33.0)	(35.6)
Diagnosis
Controls	98 (31.7)	20.4%	34.7%	44.9%	0.0048
CD	129 (41.7)	42.6%	29.5%	27.9%
UC	82 (26.5)	26.8%	36.6%	36.6%
Age (yr)
< 35	72 (23.3)	52.8%	29.2%	18.1%	0.0007
35-49	73 (23.6)	26.0%	30.1%	43.8%
50-64	99 (32.0)	23.2%	37.4%	39.4%
> 65	65 (21.0)	26.2%	33.9%	40.0%
Race
White	189 (61.2)	28.6%	36.5%	34.9%	0.5253
AA	114 (36.9)	36.0%	27.2%	36.8%
Other	6 (1.9)	33.3%	33.3%	33.3%
Gender
Female	211 (68.3)	27.5%	30.3%	42.2%	0.0017
Male	98 (31.7)	39.8%	38.8%	21.4%

CD: Crohn’s disease; AA: African American; BMI: Body mass index; UC: Ulcerative colitis.