Research Article

Clinical Evaluation for Space Maintainer after Unilateral Loss of Primary First Molar in the Early Mixed Dentition Stage

Table 5

Comparison of the molar relationship between the extraction and control sides.

Molar relationship in the control sideā€‰Molar relationship in the extraction side
Class IClass IIClass IIIMesial stepDistal stepFTP

Class IPercentage68.8%18.8%6.3%6.3%0%0%
Number1131100

Class IIPercentage0%100%0%0%0%0%
Number0100000

Mesial stepPercentage7.7%0%0%84.6%7.7%0%
Number1001110

Distal stepPercentage0%0%0%14.3%85.7%0%
Number000160

Flush terminal planePercentage0%0%0%0%25%75%
Number000013