TABLE 2.

Hospitalizations Associated With RSV Among US Infants, 2000–2001

CharacteristicRSVAcute Bronchiolitis Attributable to RSV Infection
No. of Hospitalizations (SE)*No. of Hospitalizations per 1000 Live Births (95% CI)No. of Hospitalizations (SE)*No. of Hospitalizations per 1000 Live Births (95% CI)
Gender
    Male125 113 (16 100)30.3 (22.7–37.9)111 681 (14 500)27.0 (20.1–33.9)
    Female96 337 (12 500)24.4 (18.2–30.6)84 328 (11 800)21.3 (15.5–27.1)
Age group
    <6 mo169 566 (21 100)41.9 (31.7–52.1)148 674 (19 700)36.8 (27.2–46.4)
    6–11 mo51 884 (6600)12.8 (9.6–16.0)47 335 (6400)11.7 (8.6–14.8)
Region
    Northeast26 652 (12 200)19.4 (11.3–27.5)22 964 (5200)16.7 (9.3–24.1)
    Midwest49 078 (16 800)27.5 (14.1–40.9)43 058 (12 000)24.1 (10.9–37.3)
    South73 376 (15 900)24.7 (13.6–35.8)63 180 (15 000)21.3 (11.4–31.2)
    West72 344 (26 700)37.0 (21.1–52.9)66 807 (15 500)34.1 (18.6–49.6)
Total221 45027.4 (20.9–33.9)196 009 (25 700)24.2 (18.1–30.3)
  • * Estimates of any-listed RSV-associated hospitalizations for the general US population of infants, derived from the NHDS data.