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Table 5 Implant failure rates

From: Mucositis, peri-implantitis, and survival and success rates of oxide-coated implants in patients treated for periodontitis 3- to 6-year results of a case-series study

  Failure rate n Univariate analyses Multivariate analyses
OR (95% CI) P OR (95% CI) P
Subjects
 GAP 5 5 2.400 (1.495; 3.853) 0.006 3.032   0.004
 GCP 10 24 (1.131; 8.123)
 Female 11 18 0.364 (0.077; 1.716) 0.194    n.s.
 Male 4 11   
Implants
 GAP 16 26 5.964 (2.378; 14.959) 0.000 4.218 (1.515; 1.746) 0.006
 GCP 22 104
 Female 23 76 1.128 (0.522; 2.439) 0.758    n.s.
 Male 15 54
Superstructure
 Single crown 15 56 0.952 (0.854; 1.062) 0.368    n.s.
 Fixed bridge 5 11   
 Removable 18 62   
Bone quality
 1 0 3 4.172 (3.038; 5.731) 0.000    n.s.
 2 30 118
 3 9 9
Degree of atrophy
 A 14 53 0.912 (0.330; 2.496) 0.156    n.s.
 B 17 42   
 C 8 35   
Topography
 Ant. maxilla 16 38 5.306 (1.901; 14.810) 0.000 3.241 (1.105; 9.512) 0.022
 Post. maxilla 17 46
 Ant. mandible 0 18
 Post. mandible 6 28
Implant length
 ≥ 10 mm 9 82 0.485 (0.211; 1.115) 0.080    n.s.
 < 10 mm 6 48
  1. Logistic regression analyses showed whether differences were significant (p ≤ 0.05)
  2. CI confidence interval, n.s. non-significant, OR odds ratio, p significance