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Table 4 Risk factors for peri-implantitis

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

  Peri-implantitis n Univariate analyses Multivariate analyses
  OR (95% CI) P OR (95% CI) P
Subjects
 GAP 3 5 7.500 (0.931; 60.427) 0.054    n.s.
 GCP 4 24   
 Female 4 18 0.762 (0.135; 4.301) 0.759    n.s.
 Male 3 11   
Implants         
 GAP 8 25 3.294 (1.186; 9.151) 0.027 2.596 (0.720; 9.352) 0.149
 GCP 13 104
 Female 9 76 0.459 (0.178; 1.184) 0.105    n.s.
 Male 12 53
Superstructure        
 Single crown 7 56 0.881 (0.538; 1.442) 0.613    n.s.
 Fixed bridge 4 11   
 Removable 10 62   
Bone quality        
 1 0 3 21.200 (3.915; 114.798) 0.000 30.896 (5.178; 0.868) 0.056
 2 16 118
 3 6 8
Degree of atrophy        
 A 5 53 0.716 (0.404; 1.269) 0.252    n.s.
 B 10 41   
 C 6 35   
Topography
 Ant. maxilla 9 38 14.286 (1.849; 110.358) 0.000 15.680 (1.914; 128.455) 0.001
 Post. maxilla 11 45
 Ant. mandible 0 18
 Post. mandible 1 28
Implant length
 ≥ 10 mm 9 81 7.048 (1.563; 31.782) 0.002 9.555 (1.900; 48.051) 0.001
 < 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