11. A special government panel in 1991 found no connection between fire retardant materials and crib deaths . 12. The Office of Population, Censuses and Surveys said crib deaths peaked at 1, 469 in 1988. 13. The campaign included hard-hitting advertisements featuring television personality Anne Diamond, who lost a son to crib death . 14. But for the most part, the cause-- or more likely, causes-- of crib death are largely unknown. 15. In 1975, Swain, then 21 with two young sons, lost her baby daughter, Tracy, a crib death . 16. Another was the victim of crib death . 17. But the tissues of more than half of the crib death babies tested showed high levels of antimony. 18. They also investigate crib deaths and unexpected deaths in hospitals and examine bodies before cremation at funeral homes. 19. For example, fathers'smoking in the same room as the infant increased the risk of crib death 8.5 times. 20. Among babies of nonsmokers, breast-feeding is associated with a 60 percent reduction in the risk of crib death .