Deficiencies | Percent |
Common | |
Anemia | 60 to 80 |
Iron deficiency | 39 to 81 |
Vitamin D deficiency | 75 |
Vitamin B12 deficiency* | 20 to 60 |
Zinc deficiency | 40 to 50 |
Calcium deficiency¶[1] | 18 to 42 |
Hypoalbuminemia (primarily reflects inflammation) | 25 to 80 |
Less commonΔ | |
Folic acid deficiency◊ | |
Magnesium deficiency | |
Vitamin A deficiency | |
Vitamin E deficiency | |
Vitamin K deficiency | |
Copper deficiency | |
Vitamin C deficiency | |
Vitamin B1 (thiamine) deficiency[2] | |
Niacin deficiency |
DXA: dual-energy x-ray absorptiometry.
* The frequency of vitamin B12 deficiency depends on extent of ileal involvement or ileal resection.
¶ Negative calcium balance as defined by bone mineral density T-score <–2.5 as measured by DXA.
Δ Cases reported but prevalence not described.
◊ The prevalence of folic acid deficiency in this population varies widely in different reports. It appears to be uncommon in reports from the last decade, perhaps due to reduced use of sulfasalazine and/or higher levels of folate intake[3].
Prepared with additional information from:
Adapted from: Perkal MF, Seashore JH. Nutrition and inflammatory bowel disease. Gastroenterol Clin N Am 1989; 18:567.