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Table 14 Angle of implant placement 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 placed

Number of implant failure

Survival rate (%)

p value

Maxilla

    

Straight

710

10

98.6

0.57

Tilted

614

12

98.0

Mandible

    

Straight

532

2

99.6

0.41

Tilted

508

5

99.0

 

Total

    

Straight

1242

12

99.0

0.22

Tilted

1122

17

98.5

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