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Table 11 Type of implant to survival rate

From: The All-on-four concept for fixed full-arch rehabilitation of the edentulous maxilla and mandible: a longitudinal study in Japanese patients with 3–17-year follow-up and analysis of risk factors for survival rate

 

Number of implant placement

Number of implant failure

Survival rate (%)

p value

Maxilla

    

Nobel speedy groovy

1064

18

98.3

Straumann bone level tapered

143

1

99.3

0.59

Nobel parallel CC

46

1

97.8

0.73

Nobel replace tapered groovy

38

2

94.7

0.31

Nobel replace tapered

19

0

100

0.56

Brånemark System Mk IV TiUnite

11

0

100

0.66

Nobel active

3

0

100

0.82

Mandible

    

Nobel speedy groovy

861

7

99.2

Straumann bone level tapered

135

0

100

0.29

Brånemark System Mk IV TiUnite

21

0

100

0.68

Nobel replace tapered groovy

12

0

100

0.76

Nobel parallel CC

6

0

100

0.82

Nobel replace tapered

4

0

100

0.86

Nobel active

1

0

100

0.92

Total

    

Nobel speedy groovy

1925

25

98.7

Straumann bone level tapered

278

1

99.6

0.17

Nobel parallel CC

52

1

98.1

0.69

Nobel replace tapered groovy

50

2

96.0

0.43

Brånemark System Mk IV TiUnite

32

0

100

0.51

Nobel replace tapered

23

0

100

0.58

Nobel active

4

0

100

0.82

  1. *p < 0.05, **p < 0.01: Chi-square test