TABLE 2.

Postneonatal Certified and Pending Rates Per 100 000 Live Births for SIDS, Ill-Defined and Unknown, and Residual Deaths

Cause of Death199920002001Average Annual Change, % (95% CIs)*
SIDS
    Certified59.255.450.5−7.6 (−10.3, −4.8)
    Pending2.4 (19.8)1.7 (12.4)0.4 (2.8)−52.9 (−61.6, −42.2)
    Total61.657.150.9−9.1 (−11.7, −6.4)
Unknown and unspecified
    Certified9.59.110.34.5 (−2.7, 12.1)
    Pending6.8 (56.2)10.3 (75.1)12.6 (91.3)34.6 (25.4, 44.6)
    Total16.319.422.818.6 (12.9, 24.7)
Residual
    Certified151.8149.8156.51.6 (−0.2, 3.4)
    Pending2.9 (24.0)1.7 (12.4)0.8 (5.8)−47.2 (−55.9, −36.7)
    Total154.7151.5157.30.9 (−0.9, 2.7)
Total postneonatal
    Certified220.5214.3217.3−0.7 (−2.2, 0.7)
    Pending12.1 (100)13.7 (100)13.8 (100)6.3 (0.1, 12.9)
    Total232.6228.0231.1−0.3 (−1.8, 1.1)
  • * Average annual percentage change in rates was determined by Poisson regression.

  • The values in parentheses are the percentages of total pending rate.