Table 1.

Pretreatment and post treatment measurements of R-appliance group

Cephalometric Measures	Before Treatment Mean±SD	After Treatment Mean±SD	Changes Mean±SD	P Value
SNA	78.7±3.7	79.3±3.9	0.6±1.7	0.1
SNB	72.3±2.9	75±3.2	2.7±1.6	0.001
ANB	6.7±1.7	4.2±1.3	-2.5±1.3	0.001
MP-SN	36.1±5.7	36.8±6.4	0.7±2	0.1
Ar-A	85.9±6.2	87.6±5.9	1.7±3.2	0.02
Ar-B	90.9±5.5	97±6	6.1±3.6	0.001
Ar-Pog	99.2±7.1	106.6±6.9	7.4±4.3	0.001
IMPA	101.1±5.3	98±5.9	-3.1±4.7	0.01
1 to SN	105.6±5.6	97.4±5.9	-8.2±6.5	0.001