Table 4: Dental and soft tissue cephalometric comparisons within and between the groups.

Parameters	Pretreatment (T0)	p-value^a	Posttreatment (T1)	p-value^b	Change (T1-T0)	p-value^c
U1NA mm		NS				NS
Group I	3.77 ± 2.53		3.84 ± 1.90	NS	0.07 ± 2.52
Group II	4.12 ± 4.26		2.69 ± 3.79	NS	-1.43 ± 2.53
U1NA^°		NS				NS
Group I	22.13 ± 7.49		22.66 ± 6.37	NS	0.53 ± 6.59
Group II	22.00 ± 4.79		21.63 ± 8.82	NS	-0.38 ± 9.00
U1FH^°		NS				NS
Group I	113.54 ± 7.66		113.81 ± 6.76	NS	0.26 ± 6.20
Group II	112.80 ± 2.91		111.14 ± 7.38	NS	-1.66 ± 8.31
U1PP^°		NS				NS
Group I	111.86 ± 7.92		111.75 ± 7.06	NS	-0.11 ± 6.49
Group II	110.51 ± 4.30		110.28 ± 7.54	NS	-0.23 ± 8.39
L1NB^°		NS				**
Group I	24.38 ± 4.19		25.16 ± 4.68	NS	0.78 ± 4.10
Group II	25.94 ± 4.73		20.50 ± 4.16	**	-5.44 ± 6.54
L1NB mm		NS				***
Group I	5.17 ± 1.96		5.45 ± 1.67	NS	0.28 ± 1.33
Group II	6.18 ± 3.12		4.19 ± 1.17	**	-1.99 ± 2.56
IMPA^°		NS				*
Group I	93.41 ± 6.31		93.81 ± 6.30	NS	0.41 ± 3.93
Group II	91.88 ± 6.53		87.56 ± 6.71	*	-4.31 ± 6.92
Interincisal^°		NS				NS
Group I	129.69 ± 8.84		128.72 ± 5.01	NS	-0.97 ± 8.98
Group II	128.88 ± 7.75		135.19 ± 9.79	NS	6.31 ± 11.90
Overjet mm		NS				NS
Group I	4.19 ± 1.28		4.19 ± 0.54	NS	0.00 ± 1.40
Group II	2.37 ± 2.39		2.97 ± 0.58	NS	0.60 ± 2.36
Overbite mm		NS				NS
Group I	2.70 ± 1.58		2.96 ± 0.75	NS	0.26 ± 1.38
Group II	0.77 ± 1.96		1.76 ± 0.39	NS	0.98 ± 1.79
ULipE mm		NS				NS
Group I	-3.50 ± 2.28		-4.25 ± 1.98	*	-0.75 ± 1.08
Group II	-2.56 ± 2.39		-4.00 ± 1.83	**	-1.44 ± 1.86
LLipE mm		NS				NS
Group I	-0.42 ± 2.47		-1.04 ± 2.39	*	-0.62 ± 1.07
Group II	0.25 ± 4.23		-2.12 ± 2.73	**	-2.37 ± 2.96

a Comparison of the T0 measurements between the groups.

b Comparison of the T0 and T1 measurements within the groups. (For a and b; NS: Non significant. ^*:p ≤ 0.025. ^**:p ≤ 0.01. ^***:p ≤ 0.001).

c Comparison of the T1-T0 changes that were obtained between the groups (For c; NS: Non significant. ^*:p≤0.05. **:p ≤ 0.01. ^***:p ≤ 0.001).