Table 5.

Changes and comparisons of pretreatment and postreatment values within the treatment group.

		Pretreatment		Posttreatment		Difference		Wilcoxon
		Mean	SD	Mean	SD	Mean	SD	P
1	SNA (°)	77.83	3.75	78.3	3.73	0.47	0.79	*
2	SNB (°)	73.17	3.22	73.63	2.98	0.47	0.97
3	ANB (°)	4.67	2.28	4.67	1.7	0	1.48
4	SN/PP (°)	10.07	2.75	10.17	3.24	0.1	1.71
5	SN/MP (°)	31.87	3.87	31.9	4.29	0.03	1.95
6	SE (mm)	20.62	2.62	20.56	2.24	−0.06	1.37
7	SL (mm)	40.79	5.98	41.73	6.24	0.94	2.38
8	Pg-NB (mm)	3.47	1.53	3.27	1.7	−0.2	0.55
9	Ar-Pg (mm)	97.44	5.63	97.44	5.33	0	1.73
10	A-RL2 (mm)	62.85	5.91	63.38	6.29	0.54	1.04
11	B-RL2 (mm)	52.32	6.65	52.68	6.44	0.35	1.84
12	A-RL1 (mm)	48.12	2.97	48.37	2.41	0.25	1.98
13	ANS-Me/N-Me (%)	54.71	1.91	54.31	2.17	−0.43	1.2
14	Jarabak Ratio (%)	65.05	3.22	65.97	3.54	0.92	2.49
15	Gonial Ratio (%)	68.07	5.94	68.88	4.78	0.82	3.39
16	U1/SN (°)	103.17	6.83	99.57	6.49	−3.6	6.17	*
17	IMPA (°)	99.4	7.56	110.13	8.11	10.73	3.39	***
18	L1/RL2 (°)	34.3	6.03	44.53	5.29	10.23	4.61	***
19	Interincisal Angle (°)	125.53	7.08	118.93	6.48	−6.6	6.45	***
20	SN/OP (°)	14.97	3.37	20.33	4.13	5.33	2.91	***
21	L1/NB (mm)	3.85	1.91	6.38	1.54	2.53	1.04	***
22	Overjet (mm)	5.56	1.78	1.23	1.19	−4.32	1.87	***
23	Overbite (mm)	4.79	0.93	2.7	0.87	−2.09	1.11	***
24	U6-RL1 (mm)	64.65	4.1	63.62	3.52	−1.03	1.26
25	U1-RL1 (mm)	70.89	4.1	71.32	4.07	0.44	1.23
26	H Angle (°)	12.4	4.42	11.53	4.58	−0.87	1.43	*
27	Nasolabial Angle (°)	126.33	8.23	124.8	7.11	−1.53	3.7
28	N-A-Pg (°)	174.07	5.63	173.2	4.84	−0.87	3.08
29	A-labialis superior (mm)	22.79	2.18	22.06	2.52	−0.73	1.91
30	E line-labialis superior (mm)	−2.85	1.7	−3.5	2.13	−0.65	1.08	*
31	E line-labialis inferior (mm)	−1.7	2.58	−1	2.25	0.7	1.63
32	Labialis superior-RL2 (mm)	79.26	6.56	79.12	7.13	−0.15	2.15
33	Labialis inferior-RL2 (mm)	73.23	8.6	74.24	9.4	1.01	2.27
34	Lip strength (mm)	3.44	2.65	0.94	1.7	−2.5	2.37	***

^*:P<.05,

^***:P<.001.