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Table 3 Patient population with treatment via posterior approach (all treated with posterior stabilization C1/2 regarding Goel/Harms [5, 7]

From: Does the intraoperative 3D-flat panel control of the planned implant position lead to an optimization and increased in safety in the anatomically demanding region C1/2?

n

Age

Gender

Diagnosis

Duration 3D Scan (s)

Dental implants

Image quality NAS

Malposition

Malposition correction

1

88

m

And Type II Eysel/Roosen Type C

257

No

10

No

No

2

69

m

Pathologic fracture

232

Yes

7

C1 too cranial

Yes

3

69

m

And Type II Eysel/Roosen Type C

301

No

8

No

No

4

79

f

And Type II Eysel/Roosen Type C

243

No

9

C2 rightside too medial

Yes

5

68

f

Pseudarthrosis

307

No

9

No

No

6

48

f

Instability C1/2

255

No

8

No

No

7

87

f

Unhappy triad

246

Yes

8

No

No

8

59

m

Instability C1/2

288

Yes

7

No

No

9

64

m

And Type II Eysel/Roosen Type C

255

No

8

No

No

10

71

m

Pathologic fracture

307

No

9

No

No

11

64

m

Instability C1/2

289

Yes

7

C2 leftside too medial

Yes

12

55

f

And Type II Eysel/Roosen Type C

247

Yes

8

No

No

13

53

m

And Type II Eysel/Roosen Type C

255

No

8

C2 too long

draw back wire

14

77

f

Pathologic fracture

279

Yes

7

C1 too long and too medial

Yes

15

83

m

Pseudarthrosis

252

Yes

7

No

draw back wire

16

81

f

C2 Arch fracture

288

Yes

7

No

No

17

53

f

And Type II Eysel/Roosen Type C

271

No

9

No

No

18

78

m

Pathologic fracture

243

No

9

No

No

19

80

f

And Type II Eysel/Roosen Type C

281

Yes

8

C1 not enough convergence

Yes

20

25

m

And Type II Eysel/Roosen Type C

258

No

9

No

No

21

85

f

And Type II Eysel/Roosen Type C

277

Yes

8

No

No

22

71

m

Pseudarthrosis

244

Yes

7

No

No