Figure 2From: Sudden infant death syndrome: a re-examination of temporal trends Changes in the gestational age distribution of singleton live births (Figure 2 a), in gestational age-specific rates of SIDS (traditional model, Figure 2 b) and in gestational age-specific rates of SIDS (fetuses-at-risk model, Figure 2 c) among singletons 28 to 40 weeks gestation, United States, 1995–96 and 2004–05. Back to article page