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Table 1 Summary of implant vertical, horizontal and angle deviations from the planned implant

From: Accuracy of static computer-assisted implant placement in anterior and posterior sites by clinicians new to implant dentistry: in vitro comparison of fully guided, pilot-guided, and freehand protocols

 

Vertical implant deviation

 
 

Anterior implant

Posterior implant

p values between anterior and posterior implants

 

FG

PG

FH

FG

PG

FH

Mean (mm)

0.21

0.53

0.30

0.34

0.64

0.49

FG = 0.07

SD (mm)

0.12

0.52

0.24

0.23

0.37

0.22

PG = 0.27

Maximum (mm)

0.39

1.65

0.81

0.80

1.13

0.80

FH = 0.05

Minimum (mm)

0.09

0.05

0.07

0.04

0.20

0.07

p values

All groups = 0.12

All groups = 0.08

 
 

Maximum horizontal implant neck deviation

 
 

Anterior implant

Posterior implant

p values between anterior and posterior implants

 

FG

PG

FH

FG

PG

FH

Mean (mm)

0.47

1.14

0.79

0.52

1.01

1.27

FG = 0.35

SD (mm)

0.25

0.47

0.26

0.26

0.29

0.22

PG = 0.23

Maximum (mm)

1.07

2.17

1.35

0.99

1.41

1.62

FH = 0.0003

Minimum (mm)

0.16

0.44

0.32

0.37

0.34

0.99

p values

All groups = 0.001

All groups = 0.000

 

FG vs PG = 0.001

FG vs PG = 0.001

FG vs FH = 0.13

FG vs FH = 0.000

PG vs FH = 0.90

PG vs FH = 0.08

 

Maximum horizontal implant apex deviation

 
 

Anterior implant

Posterior implant

p values between anterior and posterior implants

 

FG

PG

FH

FG

PG

FH

Mean (mm)

0.71

1.02

1.12

0.74

1.35

1.81

FG = 0.37

SD (mm)

0.24

0.54

0.71

0.23

0.55

0.53

PG = 0.10

Maximum (mm)

1.12

1.90

2.30

1.03

2.17

2.47

FH = 0.01

Minimum (mm)

0.27

0.28

0.25

0.44

0.56

1.17

p values

All groups = 0.22

All groups = 0.000

 
   

  FG vs PG = 0.02

   

  FG vs FH = 0.00

   

  PG vs FH = 0.08

 

Maximum implant angle deviation

 
 

Anterior implant

Posterior implant

p values between anterior and posterior implants

 

FG

PG

FH

FG

PG

FH

Mean (°)

2.42

4.65

4.79

2.61

7.79

4.77

FG = 0.35

SD (°)

0.98

1.78

2.08

1.23

2.64

2.09

PG = 0.003

Maximum (°)

3.91

9.29

7.40

5.07

12.79

8.21

FH = 0.49

Minimum (°)

1.03

2.80

0.89

0.91

4.28

1.26

p values

All groups = 0.01

All groups = 0.000

 

FG vs PG = 0.02

FG vs PG = 0.000

FG vs FH = 0.01

FG vs FH = 0.07

PG vs FH = 0.98

PG vs FH = 0.01