Table 3.

Regression Models Estimating Association between Maternal Immune Activation Exposures and Odds of ASD

	Unadjusted		Adjusted §
	OR (95% CI)	P-value	OR (95% CI)	P-value
Genitourinary Infection	0.93 (0.61 , 1.42)	0.72	0.84 (0.54 , 1.33)	0.46
Flu	1.16 (0.72 , 1.86)	0.55	1.43 (0.86 , 2.36)	0.17
Flu Trimester 1	0.79 (0.31 , 2.04)	0.63	1.02 (0.38 , 2.72)	0.97
Flu Trimester 2	1.54 (0.82 , 2.88)	0.18	1.50 (0.77 , 2.93)	0.23
Flu Trimester 3	0.94 (0.47 , 1.87)	0.86	1.34 (0.65 , 2.76)	0.42
Fever	1.53 (0.85 , 2.77)	0.16	1.78 (0.95 , 3.33)	0.07
Fever Trimester 1	0.82 (0.24 , 2.73)	0.74	1.06 (0.3 , 3.67)	0.93
Fever Trimester 2	1.82 (0.73 , 4.52)	0.20	1.55 (0.58 , 4.15)	0.39
Fever Trimester 3	1.89 (0.76 , 4.73)	0.17	2.63 (1.00 , 6.89)	0.05
Intrapartum Fever	1.21 (0.58 , 2.51)	0.61	1.27 (0.59 , 2.73)	0.53

^§Adjusted for child sex, child year of birth, maternal age, gestational age, delivery type, and low birthweight.