Two-Step Extraction of the Lower First Molar for Class III Treatment in Adult Patient

Table 1

Cephalometric analysis.

Cephalometric data	Standard values of Caucasian	Pretreatment	Posttreatment
SNA		79.0°	81.0°
SNB		79.0°	79.0°
ANB		0°	2.0°
SND	76°/77°	77.0°	77.0°
Mand. plane	32°	42.0°	39.0°
SNOP	14°	15.4°	12.6°
1.NA	22°	22.0°	18.0°
1-NA	4 mm	7.0 mm	6.0 m
1.NB	25°	28.0°	18.0°
1-NB	4 mm	9.0 mm	5.0 m
CoA	83 mm	91.0 mm	92.1 mm
CoGn	100 mm	131.0 mm	131.1 mm
LAFH	57–59 mm	81.0 mm	82.5 mm
Facial angle		90.0°	90.0°
A-Nperp	0-1 mm	−0.9 mm	0 mm
Pg-Nperp	mm	−3.0 mm	−3.0 mm
H line	9 a 11 mm	5.0 mm	9.0 mm