Pederson Difficulty Index

Pederson in 1988 proposed the difficulty index which is one of the most popular difficulty index used till date. The difficulty index is based on local anatomy observation and from radiographs. Pederson Difficulty Index Pederson Difficulty Index Value Mesioangular 1 Horizontal/Transverse 2 Vertical 3 Distoangular 4 Table 1: Based on the Spatial Relationship Value Level […]

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