▁B ael um ▁ 1 9 9 7 ▁reported ▁on ▁the ▁inc idence ▁of ▁to oth ▁loss ▁over ▁ 1 0 ▁years ▁among ▁adult ▁and ▁elder ly ▁Chinese ▁and ▁looked ▁at ▁some ▁predict ive ▁factors . ▁ ▁There ▁were ▁ 4 4 0 ▁subjects , ▁ 8 ▁of ▁which ▁were ▁ed ent ul ous ▁at ▁bas eline ▁and ▁ 3 1 ▁who ▁lost ▁all ▁remaining ▁teeth ▁during ▁the ▁study ▁period . ▁ ▁Of ▁the ▁ 4 0 1 ▁who ▁remained ▁dent ate , ▁the ▁inc idence ▁of ▁to oth ▁loss ▁r anged ▁from ▁ 4 5 % ▁in ▁the ▁ 2 0 - ▁to ▁ 2 9 - year - old ▁group ▁to ▁ 9 6 % ▁in ▁the ▁ 6 0 ▁years ▁plus ▁group . ▁ ▁He ▁found ▁that ▁the ▁best ▁bas eline ▁predict ors ▁of ▁to oth ▁loss ▁of ▁all ▁remaining ▁teeth ▁was ▁that ▁at ▁least ▁one ▁to oth ▁had ▁attachment ▁loss ▁greater ▁or ▁equal ▁to ▁ 7 mm . ▁ ▁As ▁in ▁other ▁studies , ▁a ▁major ▁portion ▁of ▁the ▁total ▁number ▁of ▁teeth ▁lost ▁was ▁account ed ▁for ▁by ▁a ▁small ▁group ▁of ▁persons . ▁ ▁In ▁this ▁study , ▁dent al ▁car ies ▁was ▁the ▁dominant ▁reason ▁for ▁to oth ▁loss . ▁ ▁References ▁ ▁Further ▁reading ▁▁▁▁▁▁▁ ▁Period ont al ▁Category : Period ont ology ▁Category : Period ont al ▁dis orders <0x0A> </s> ▁Lars ▁Jacob ▁Jack ▁V rees w ijk ▁( born ▁January ▁ 2 5 , ▁ 1 9 6 4 ▁in ▁Stockholm ) ▁is