Table 4.

Turpin’s positive and negative factors for decision making for interception of developing Class III malocclusion

Positive factors	Negative factors
Convergent facial type	Divergent facial type
Anteroposterior functional shift	No anteroposterior shift
Symmetrical condyle growth	Asymmetrical growth of condyle
Young subject with remaining growth Mild skeletal disharmony	Growth completed
	Severe skeletal disharmony
Good cooperation expected	Poor cooperation expected
No familial prognathism	Familial pattern established
Good facial esthetics	Poor facial esthetics