3D Comparison of Mandibular Response to Functional Appliances: Balters Bionator versus Sander Bite Jumping

Table 3

Descriptive statistics and statistical comparisons of the T2-T1 changes of the BB and SBJA groups.

Variables	SBJA group; (; 5f, 6m)		BB (; 9f, 7m)		Diff.	value	95% CI of the difference
	Mean/; median	SD; 25th/75th	Mean/; median	SD; 25th/75th			Lower	Upper
A point displacement T1-T2 (mm)
Right-left	0.3	0.9	0.1	0.5	0.2	0.470	−0.4	0.8
Ant-post	1.5	1.2	1.1	1.0	0.4	0.399	−0.5	1.2
Sup-inf	−0.9	1.6	−1.9	1.6	1.0	0.122	−0.3	2.3
3D	2.5	1.1	2.6	1.3	−0.1	0.894	−1.1	0.9
Pog. point displacement T1-T2 (mm)
Right-left	0.1	1.4	−0.3	1.0	0.4	0.459	−0.6	1.3
Ant-post	1.9	1.9	1.9	1.9	0.0	0.987	−1.5	1.5
Sup-inf	−3.5	2.3	−3.3	3.0	−0.2	0.863	−2.4	2.0
3D	4.7	1.8	4.5	2.6	0.2	0.826	−1.7	2.1
Co-Pog. middle point T2-T1 (mm)
Right-left	0.0	1.2	−0.6	1.6	0.6	0.270	−0.5	1.8
Ant-post	2.7	1.9	2.5	1.9	0.2	0.810	−1.4	1.7
Sup-inf	−3.5	2.8	−3.2	2.6	−0.3	0.779	−2.5	1.9
3D	4.4	2.5	4.0	2.4	0.4	0.714	−1.6	2.3
Co-Go middle point T2-T1 (mm)
Right-left	0.1	0.6	−0.4	1.2	0.5	0.205	−0.3	1.3
Ant-post	0.5	1.4	0.2	1.7	0.3	0.653	−1.0	1.6
Sup-inf	−3.5	−5.8/−2.3	−2.1	−3.3/−1.7	−1.4	0.162	−0.4	3.1
3D	3.7	2.3/6.0	2.3	1.7/3.3	1.4	0.231	−3.2	0.3
Pal plane PNS-ANS T1-T2 (deg)
Pitch	−0.3	1.3	−0.2	1.1	−0.1	0.849	−1.1	0.9
Mand. plane GoMe T1-T2 (deg.)
Pitch	0.5	1.6	−0.2	1.5	0.7	0.238	−0.5	2.0
U1 axis T1-T2 (deg.)
pitch	0.5	6.0	−3.2	3.4	3.7	0.056	−0.1	7.4
U1 displacement T1-T2 (mm)
Ant-post	0.8	1.9	0.4	1.2	0.4	0.531	−0.8	1.6
Sup-inf	−1.8	1.9	−2.8	1.4	1.0	0.118	−0.3	2.3
3D	3.0	1.4	3.2	1.3	−0.2	0.776	−1.3	1.0
U6 displacement (mm)
Right-left	1.3	0.5/2.4	0.1	−0.2/0.5	1.2	0.004	−1.9	−0.5
Ant-post	0.6	1.1	1.0	1.2		0.421		0.6
Sup-inf	−1.6	1.6	−2.6	1.6	1.0	0.108	−0.2	2.3
3D	2.3	1.9/3.8	2.8	2.1/4.5	−0.5	0.473	−0.8	1.4
L1 axis T1-T2 (deg.)
pitch	−1.3	2.6	0.3	2.9	−1.6	0.155	−3.8	0.7
U1 displacement T1-T2 (mm)
Ant-post	2.3	1.7	1.3	1.6	1.0	0.147	−0.4	2.3
Sup-inf	−3.5	1.9	−2.9	2.3	−0.6	0.497	−2.3	1.2
3D	5.1	1.6	3.9	1.9	1.2	0.097	−0.2	2.7
L6 displacement (mm)
Right-left	1.1	0.7	0.2	0.6	0.9	0.001	0.4	1.4
Ant-post	2.7	1.5	2.3	2.0	0.4	0.578	−1.1	1.9
Sup-inf	−3.0	1.8	−2.9	1.8	−0.1	0.910	−1.5	1.4
3D	4.6	1.8	4.1	2.2	0.5	0.599	−1.2	2.1

SD = standard deviations; Diff. = differences; CI = confidence interval; 25th/75th = 25th and 75th percentiles; deg. = degrees.