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Community Fluorosis Index (CFI) [4]
CFI 㪌ºÍ¡ÊÀÒÇФÇÒÁÃعáç¢Í§ÀÒÇп˜¹µ¡¡ÃТͧªØÁª¹ ¤Ó¹Ç³¨Ò¡ Dean’s
n (0.5)+n (1)+n (2)+n (3)+n (4)
Index áÅÐãËŒ¤Ðá¹¹´Ñ§¹Õé CFI = 0.5 1 2 3 4
n +n +n +n +n +n
0 0.5 1 2 3 4
µÒÃÒ§·Õè 9 ¡ÒÃá»Å¼Å Community Fluorosis index (CFI)
CFI value range Public health significance
0.0-0.4 Negative
0.4-0.6 Borderline
0.6-1.0 Slight
1.0-2.0 Medium
2.0-3.0 Marked
3.0-4.0 Very marked
´Ñª¹Õ¿˜¹µ¡¡ÃТͧ Thylstrup and Fejerskov
´Ñª¹Õ¿˜¹µ¡¡ÃТͧ Thylstrup and Fejerskov (TF Index) 㪌µÃǨÀÒÇп˜¹µ¡¡ÃÐ
¤ÅŒÒ¤ÅÕ§¡Ñº Dean’s Index ᵋ¨ÐÁÕࡳ±»ÃÐàÁÔ¹·Õèᵡµ‹Ò§¡Ñ¹ áÅШÓṡÅѡɳФÇÒÁ¼Ô´»¡µÔ
ËÅÒ¡ËÅÒÂÁÒ¡¡Ç‹Ò ´Ñ§ã¹µÒÃÒ§·Õè 10 áÅоÂÒÂÒÁ·Õè¨Ðàª×èÍÁÅѡɳзҧ¤ÅԹԡࢌҡѺ¤ÇÒÁà»ÅÕè¹á»Å§
·Ò§¾ÂÒ¸ÔÇÔ·ÂÒ ´Ñ§¹Ñé¹ ¹Ñ¡ÇԨѨ֧Áѡ㪌´Ñª¹Õ¹Õé㹡ÒÃÈÖ¡ÉÒ¤ÇÒÁÃعáç¢Í§ÀÒÇп˜¹µ¡¡ÃÐ
à¹×èͧ¨Ò¡à»š¹´Ñª¹Õ·ÕèÁÕ¤ÇÒÁäÇ (sensitivity) ÁÕ¤ÇÒÁà·Õè§ (Reliability) à¹×èͧ¨Ò¡µÃǨ¿˜¹¢³Ð
¿˜¹áËŒ§ áÅТ³Ð¹Õéä´ŒÁÕ¡ÒûÃѺ»Ãاࡳ±¡ÒõÃǨ â´ÂµÃǨ੾ÒдŒÒ¹facial ¢Í§¿˜¹ áÅÐÊÒÁÒö
ºÍ¡¤ÇÒÁÃعáç¢Í§ÀÒÇп˜¹µ¡¡ÃÐä´Œ´ÕÁÒ¡ áÅеÃǨ¾ºÀÒÇп˜¹µ¡¡ÃзÕèÁÕ¤ÇÒÁÃعá繌ÍÂä´Œ
´Õ¡Ç‹Ò Dean’s Index [45]
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