Table 2: Cephalometric parameters in the modified twin block group.
|
Parameters |
T1 |
T2 |
T2-T1 |
p |
|
M±σ |
M±σ |
M±σ |
||
|
S-N |
62,44±2,83 |
64,78±2,56 |
2,34±1,10 |
*** |
|
ANS-PNS |
52,38±4,99 |
55,04±5,31 |
2,66±1,07 |
*** |
|
SNA |
82,68±2,31 |
83,67±2,92 |
1,00±1,21 |
** |
|
A-N
perp FH |
0,42±2,44 |
0,68±2,28 |
0,27±1,16 |
|
|
Pg-N
perp FH |
-10,27±2,62 |
-6,68±2,97 |
3,59±1,57 |
*** |
|
Co-Gn |
93,10±4,09 |
96,67±4,87 |
3,57±1,77 |
*** |
|
Go-Me |
56,43±4,18 |
60,06±3,96 |
3,63±1,48 |
*** |
|
SNB |
75,41±2,79 |
79,10±2,46 |
3,69±1,01 |
*** |
|
SN/GoGn |
33,51±4,82 |
35,47±5,23 |
1,96±2,02 |
** |
|
Gonial
angle |
132,73±8,67 |
134,46±9,76 |
1,73±1,89 |
** |
|
ML/FH |
23,98±4,42 |
25,39±4,28 |
1,41±2,61 |
* |
|
SArGo |
137,86±12,06 |
138,18±9,73 |
0,33±3,80 |
|
|
WITS |
5,33±0,74 |
2,43±0,69 |
-2,89±0,80 |
*** |
|
Co-A |
77,69±4,35 |
78,45±4,88 |
0,76±1,99 |
|
|
Max-Mand
diff. |
16,26±2,96 |
19,07±4,43 |
2,81±2,72 |
*** |
|
ANB |
7,25±2,00 |
4,39±1,85 |
-2,87±0,89 |
*** |
|
PL/ML |
24,64±4,70 |
24,75±4,69 |
0,11±1,85 |
|
|
Up.
inc.-NA angle |
31,35±3,27 |
24,09±4,71 |
-7,25±4,97 |
*** |
|
Up.
inc.-NA distance |
5,60±1,39 |
3,59±1,59 |
-2,00±1,73 |
*** |
|
Low.
inc.-NB angle |
29,03±5,85 |
33,98±5,93 |
4,95±3,41 |
*** |
|
Low.
inc.-NB distance |
4,57±1,50 |
6,03±1,53 |
1,46±1,39 |
*** |
|
Pg-NB
distance |
2,58±1,63 |
1,93±1,73 |
-0,64±1,36 |
|
|
Holdaway
|
2,11±2,31 |
3,83±1,84 |
1,72±1,23 |
*** |
|
Overjet |
7,68±1,54 |
3,26±0,84 |
-4,43±1,41 |
*** |
|
Overbite |
5,01±0,96 |
3,75±0,71 |
-1,26±0,93 |
*** |
|
Okl/SN |
14,56±3,28 |
16,19±3,93 |
1,63±2,19 |
** |
|
Alt
k/ML |
94,96±4,81 |
98,99±5,52 |
4,04±1,68 |
*** |
|
Inter-incisal |
121,22±14,45 |
124,22±10,99 |
3,01±7,43 |
|
|
N-ANS |
49,66±7,27 |
52,84±7,36 |
3,18±0,96 |
*** |
|
ANS-Me |
55,46±3,20 |
57,87±4,00 |
2,41±2,50 |
** |
|
N-Me |
103,81±6,39 |
109,08±6,98 |
5,27±1,20 |
*** |
|
S-Go |
71,34±5,64 |
76,24±6,25 |
4,90±1,83 |
*** |
|
Upper
lip-E distance |
1,64±1,55 |
0,19±2,42 |
-1,45±1,80 |
** |
|
Lower
lip-E distance |
0,71±1,65 |
-0,38±3,07 |
-1,09±2,25 |
|
|
Interlabiale |
1,71±2,05 |
0,18±0,05 |
-1,53±2,05 |
** |
|
Nasolabial
angle |
121,33±9,45 |
122,88±7,55 |
1,56±6,68 |
|
|
Labiomental
angle |
121,44±7,66 |
135,47±9,64 |
14,03±13,15 |
*** |
T1: before treatment; T2: after treatment.
*: p<0,05;
**: p<0,01; ***: p<0,001.