Table 2.

The incidence rate and hazard ratio (HR) of 5 major events in EV cohort and control group.

Outcomes	With EV			Without EV			Crude HR	Adjusted HR*
							(95% CI)	(95% CI)
	Event	PYs	Rate	Event	PYs	Rate
ADHD	497	177,328	28.0	658	308,504	21.3	1.30 (1.16–1.46)	1.25 (1.11–1.41)
Epilepsy	245	178,880	13.7	331	310,557	10.7	1.27 (1.08–1.50)	1.25 (1.06–1.47)
Asthma	2,343	156,650	150	2,663	286,305	93.0	1.56 (1.48–1.65)	1.49 (1.41–1.58)
Allergic rhinitis	5,812	125,691	462	7,677	243,124	316	1.42 (1.37–1.47)	1.37 (1.33–1.42)
Atopic dermatitis	791	173,414	45.6	1,188	302,104	39.3	1.14 (1.05–1.25)	1.09 (0.99–1.19)

^*Model adjusted for age, sex, parental occupation, and urbanization of residence.

ADHD, Attention Deficit/Hyperactivity Disorder; EV, enterovirus; HR, hazard ratio; PYs, person-years; Rate, incidence rate, per 10,000 person-years.