TABLE 5.

RR for MAARI and Asthma Visits 0 to 14 Days After LAIV-T in Children Who Were 18 Months to 18 Years of Age

	RR 0–14 D/Prevaccination Period (95% CI)
Outcome	Year 1 (1998–1999)	Year 2 (1999–2000)	Year 3 (2000–2001)	Year 4 (2001–2002)
MAARI	0.85 (0.68–1.07)	0.91 (0.76–1.10)	0.73 (0.59–0.90)	0.80 (0.61–1.05)
Otitis media/sinusitis	0.76 (0.51–1.14)	0.62 (0.43–0.90)	0.57 (0.39–0.84)	0.78 (0.50–1.23)
URTI	0.92 (0.70–1.21)	1.04 (0.84–1.30)	0.77 (0.6–0.98)	0.83 (0.58–1.19)
LRTI	0.50 (0.19–1.35)	0.42 (0.19–0.96)	0.73 (0.39–1.35)	0.25 (0.08–0.76)
Asthma	0.49 (0.19–1.30)	1.25 (0.69–2.27)	0.48 (0.22–1.07)	1.31 (0.64–2.67)

Boldface indicates a significant decrease in health care utilization; URTI, upper respiratory tract illness; LRTI, lower respiratory tract illness.