Frequency and associated factors of hair loss among patients with inflammatory bowel disease

Table 1 Demographic and inflammatory bowel disease disease characteristics n %

Characteristic	Hair lossn = 50	No hair lossn = 100	P value
mean, yr	34.7	32	0.27
Gender
Male	15 (30)	46 (46)	0.08
IBD type
Ulcerative colitis	21 (42)	35 (35)	0.47
Crohn’s disease	29 (58)	65 (65)
Duration of disease
< 1 yr	7 (14)	12 (12)	0.80
1-10 yr	22 (44)	59 (59)	0.09
> 10 yr	21 (42)	29 (29)	0.14

Table 2 Proportions with prior medication exposures divided by group n (%)

Class	Medication	Hair loss n = 50	No hair loss n = 100	P value
Aminosalicylate
	Mesalamine	27 (54)	73 (73)	0.03
Immunomodulators
	6-mercaptopurine/Azathioprine	8 (16)	16 (16)	1.0
	Methotrexate	5 (10)	11 (11)	1.0
Anti-TNF’s
	Anti-TNF	8 (16)	56 (56)	0.001
	Infliximab	3 (6)	25 (25)	0.01
	Adalimumab	4 (8)	17 (17)	0.21
	Certolizumab	2 (4)	14 (14)	0.09
Steroids
	Prednisone	24 (48)	48 (48)	1.0
	Budesonide	5 (10)	13 (13)	0.81

Table 3 Proportions with nutritional deficiencies by group n (%)

Characteristic	Hair lossn = 50	No hair lossn = 100	P value
Iron deficiency	16 (32)	40 (40)	0.44
Vitamin B12 deficiency	8 (16)	10 (10)	0.42
Vitamin D deficiency	8 (16)	29 (29)	0.12