Hypothesis on supine sleep, sudden infant death syndrome reduction and association with increasing autism incidence

Table 1 Countries with time series prevalence data on supine sleep and autism

Country	Campaign	Supine sleep data	Ref.
Denmark	1990	-	1Madsen et al[45] Parner et al[109]
United Kingdom	1991	Gilbert et al[42]	1Taylor et al[52] Blaxill[64] Smeeth et al[112]
Australia	1991	-	1Nassar et al[53] Atladottir et al[51] Parner et al[109]
Israel	1993	Inbar et al[115] Tauman et al[116]	1Gal et al[55]
United Sates	1994	Willinger et al[65]	Blaxill[64] Boyle et al[56] 1MMWR[49] Keyes et al[48]

¹References provide data used in Figure 1. MMWR: Morbidity and Mortality Weekly Report.