Association of juvenile idiopathic arthritis with maternal infection: a case control study

Table 2 Associations of maternal infection with JIA

	N	OR	95%CI lower	95%CI upper	P-value
Primary adjustment model^a	5269	1.02	0.78	1.34	0.89
Secondary adjustment model^b	3438	0.95	0.68	1.33	0.68
Stratified by infant sex^c
Female	2726	1.12	0.79	1.57	0.39
Male	2543	0.85	0.53	1.37
Stratified by JIA category
Polyarticular RF-	275	1.17	0.71	1.92	0.54
Persistent oligoarticular	402	1.05	0.70	1.59	0.81
Enthesitis-related	263	0.79	0.40	1.56	0.50
Age at diagnosis
JIA diagnosis < 5 years of age compared to diagnosis ≥ 5 years of age		1.27	0.69	2.34	0.45

^a Adjusted for infant sex, gestational age, number of older siblings, Medicaid coverage for labor and delivery, maternal race, and birth year
^bAdjusted for primary adjusters and maternal education, trimester of first prenatal care, and cesarean section delivery
^cStratified by infant sex and adjusted for primary adjustors from above

ISSN: 1546-0096