Prevalence of tissue transglutaminase antibodies and IgA deficiency are not increased in juvenile idiopathic arthritis: a case-control study

Table 4 Phenotypes of the 15 children with high TTG IGA in our study

Number	TTG_IGA	Gender	Race	Ethnicity	ILAR	collection age	Onset age	Comments
1	4	F	W	NH	Oligo	5	3.5
2	4	F	W	NH	Poly RF N	18	13
3	4	F	W	NH	Poly RF N	17	5
4	6	F	W	NH	Oligo	5	5	TTG IGA negative on repeat testing
5	6	M	W	H	Poly RF P	10	10	Underwent EGD/C – negative for CD
6	7	M	W	NH	Oligo	15	14
7	7	M	W	NH	Systemic	11	3	Underwent EGD/C – negative for CD
8	7	M	W	H	Poly RF P	10	2
9	12	M	W	NH	ERA	16	9	Underwent EGD/C – negative for CD
10	19	F	W	NH	Poly RF N	11	8	TTG IGA negative on repeat testing
11	30	M	W	NH	Poly RF P	15	2	Diagnosed with CD endoscopically
12	55	F	W	NH	Poly RF P	13	12
13	68	F	W	NH	Oligo	13	12
14	79	F	W	NH	Poly RF N	11	10
15	> 100	F	W	NH	Oligo	17		Diagnosed with CD as adult.

Abbreviations: TTG IGA: tissue transglutaminase IgA, F: female, M: male, W: white, NH: non-Hispanic, H: Hispanic, Oligo: Oligoarticular, Poly RF N: polyarticular RF negative, Poly RF positive: polyarticular RF positive, ERA: enthesitis-related JIA, EGD/C: endoscopy/colonoscopy, CD: celiac disease

ISSN: 1546-0096