Source
|
Incisal
|
Cervical
|
---|
Mean
|
S.D.
|
Exp (β)
|
C. I.
|
P value
|
Mean
|
S.D.
|
Exp (β)
|
C. I.
|
P value
|
---|
1 week
|
Corticotomy
|
0.40
|
0.16
|
1.00
|
-
|
-
|
0.13
|
0.09
|
1.00
|
-
|
-
|
Piezo
|
0.51
|
0.30
|
1.11
|
[0.89; 1.37]
|
0.349
|
0.15
|
0.09
|
1.13
|
[0.84; 1.51]
|
0.422
|
2 weeks
|
Corticotomy
|
0.54
|
0.22
|
1.00
|
-
|
-
|
0.17
|
0.14
|
1.00
|
-
|
-
|
Piezo
|
0.60
|
0.29
|
1.09
|
[0.88; 1.34]
|
0.441
|
0.20
|
0.13
|
1.10
|
[0.83; 1.46]
|
0.513
|
4 weeks
|
Corticotomy
|
0.89
|
0.39
|
1.00
|
-
|
-
|
0.29
|
0.15
|
1.00
|
-
|
-
|
Piezo
|
0.97
|
0.46
|
1.04
|
[0.85; 1.27]
|
0.679
|
0.31
|
0.19
|
1.04
|
[0.80; 1.35]
|
0.754
|
6 weeks
|
Corticotomy
|
1.29
|
0.46
|
1.00
|
-
|
-
|
0.40
|
0.18
|
1.00
|
-
|
-
|
Piezo
|
1.32
|
0.64
|
1.00
|
[0.83; 1.21]
|
0.982
|
0.40
|
0.24
|
0.99
|
[0.78; 1.26]
|
0.929
|
8 weeks
|
Corticotomy
|
1.77
|
0.68
|
1.00
|
-
|
-
|
0.62
|
0.24
|
1.00
|
-
|
-
|
Piezo
|
1.55
|
0.64
|
0.96
|
[0.80; 1.16]
|
0.690
|
0.59
|
0.32
|
0.94
|
[0.75; 1.18]
|
0.585
|
10 weeks
|
Corticotomy
|
2.20
|
0.87
|
1.00
|
-
|
-
|
0.83
|
0.31
|
1.00
|
-
|
-
|
Piezo
|
1.98
|
0.87
|
0.93
|
[0.77; 1.11]
|
0.399
|
0.71
|
0.39
|
0.89
|
[0.72; 1.11]
|
0.299
|
12 weeks
|
Corticotomy
|
2.83
|
0.92
|
1.00
|
-
|
-
|
1.12
|
0.54
|
1.00
|
-
|
-
|
Piezo
|
2.35
|
0.89
|
0.89
|
[0.75; 1.06]
|
0.194
|
0.91
|
0.55
|
0.85
|
[0.68; 1.05]
|
0.126
|
14 weeks
|
Corticotomy
|
3.33
|
0.88
|
1.00
|
-
|
-
|
1.44
|
0.46
|
1.00
|
-
|
-
|
Piezo
|
2.65
|
0.99
|
0.85
|
[0.72; 1.02]
|
0.080
|
1.02
|
0.47
|
0.80
|
[0.64; 1.00]
|
0.048*
|
16 weeks
|
Corticotomy
|
3.76
|
1.00
|
1.00
|
-
|
-
|
1.67
|
0.41
|
1.00
|
-
|
-
|
Piezo
|
3.00
|
1.08
|
0.82
|
[0.69; 0.98]
|
0.029*
|
1.22
|
0.55
|
0.76
|
[0.61; 0.96]
|
0.019*
|
18 weeks
|
Corticotomy
|
3.96
|
0.68
|
1.00
|
-
|
-
|
1.94
|
0.55
|
1.00
|
-
|
-
|
Piezo
|
3.16
|
1.19
|
0.79
|
[0.66; 0.94]
|
0.010*
|
1.30
|
0.69
|
0.72
|
[0.57; 0.92]
|
0.008*
|
20 weeks
|
Corticotomy
|
4.22
|
0.95
|
1.00
|
-
|
-
|
2.05
|
0.60
|
1.00
|
-
|
-
|
Piezo
|
3.57
|
1.21
|
0.76
|
[0.63; 0.91]
|
0.003*
|
1.53
|
0.78
|
0.69
|
[0.53; 0.89]
|
0.004*
|
22 weeks
|
Corticotomy
|
4.41
|
0.92
|
1.00
|
-
|
-
|
2.33
|
0.71
|
1.00
|
-
|
-
|
Piezo
|
3.48
|
1.08
|
0.73
|
[0.60; 0.88]
|
0.001*
|
1.68
|
1.00
|
0.65
|
[0.49; 0.86]
|
0.003*
|
24 weeks
|
Corticotomy
|
4.58
|
0.91
|
1.00
|
-
|
-
|
2.58
|
0.66
|
1.00
|
-
|
-
|
Piezo
|
3.92
|
0.83
|
0.70
|
[0.57; 0.85]
|
0.000*
|
2.03
|
0.72
|
0.62
|
[0.45; 0.84]
|
0.002*
|
- p values were obtained by marginal log-linear regression. Level of significance = 5%; *, significant (p < 0.05); SD standard deviation, CI confidence interval (95%), Exp. exponential