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1) ¹Ñº¨Ó¹Ç¹¤¹·ÕèÁÕ¤ÇÒÁ¼Ô´»¡µÔ¢Í§ªÑé¹¼ÔÇà¤Å×ͺ¿˜¹ (áÁŒà¾Õ§ 1 «Õè)
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µÒÃÒ§·è 3 ¤ÇÒÁªØ¡¢Í§¤ÇÒÁ¼Ô´»¡µÔ¢Í§ªÑé¹¼ÔÇà¤Å×ͺ¿˜¹ (tooth prevalence)
Tooth prevalence (% with defects)
1 2 3 4 5 6 7
Maxilla
Murray and Shaw (1979) 30 20 8 12 15 27 15
Suckling et al. (1976) 16 10 7 6 6 9 -
Richards et al. (1976) 9 7 5 2 1 2 1
Young (1973) 19 9 3 5 4 8 3
Smith (1979) 27 6 6 8 10 13 6
Mandible
Murray and Shaw (1979) 5 4 5 10 7 23 16
Suckling et al. (1976) 10 7 6 7 6 10 -
Richards et al. (1976) 2 1 1 1 1 2 2
Young (1973) 7 6 3 5 4 8 3
Smith (1979) 16 6 7 10 10 11 2
63