Table 3:

Comparisons of the pre-treatment and post-treatment values of non-extraction patients

Measurements	Pretreatment (Mean ± SD)	Post-treatment (Mean ± SD)	Change (Mean ± SD)	P-value
B-NP	−9.84 ± 9.36	−11.77 ± 8.59	−1.93 ± 4.72	0.055
B-SN7°	107.95 ± 7.43	107.55 ± 8.80	−0.40 ± 6.52	0.336
SNB	78.54 ± 4.08	77.53 ± 3.78	−1.01 ± 2.31	0.008*
Pog-NP	−8.36 ± 10.88	−10.22 ± 9.81	−1.86 ± 5.34	0.266
Pog-SN7°	119.80 ± 6.80	118.79 ± 8.34	−1.01 ± 6.92	0.832
SNPog	79.88 ± 4.69	78.71 ± 4.46	−1.17 ± 2.61	0.028*
B′-NP	4.26 ± 8.55	1.73 ± 8.64	−2.54 ± 4.40	0.278
B′-SN7°	106.29 ± 8.51	105.33 ± 9.45	−0.97 ± 6.62	0.551
SNB′	84.63 ± 4.42	84.25 ± 4.03	−0.38 ± 2.82	0.465
Pog′-NP	6.66 ± 10.19	4.27 ± 8.98	−2.39 ± 5.66	0.231
Pog′-SN7°	119.73 ± 7.38	117.45 ± 8.28	−2.28 ± 6.64	0.273
SNPog′	85.78 ± 4.31	85.24 ± 3.80	−0.54 ± 2.59	0.822
NAPog	−0.17 ± 3.43	0.03 ± 3.68	0.19 ± 2.59	0.559
NAPog′	7.31 ± 2.14	6.54 ± 2.69	−0.76 ± 1.95	0.002*
Symphysis depth	15.27 ± 1.87	15.55 ± 1.91	0.28 ± 0.90	0.021*
Symphysis depth soft tissue	13.77 ± 2.60	13.06 ± 2.77	−0.71 ± 1.23	0.008*
Symphysis height	20.91 ± 2.76	21.10 ± 1.74	0.19 ± 2.60	0.449
Symphysis height soft tissue	28.30 ± 2.93	29.37 ± 3.63	1.07 ± 3.19	0.483
Y axis	66.55 ± 3.92	67.57 ± 3.75	1.02 ± 2.29	0.007*
Sum of Bjork	392.26 ± 6.60	392.58 ± 5.91	0.32 ± 2.18	0.803

^*=Significant differences (P<0.05)