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Table 6 Cumulative complication-free rates and curve comparison

From: Prosthetic complications of fixed dental prostheses supported by locking-taper implants: a retrospective study with a mean follow-up of 5 years

Study variables

Kaplan–Meier

Log-rank test

Gehan–Breslow–Wilcoxon test

5y

10y

Chi-square

P-value

Chi-square

P-value

Gender

 Male

87.0%

73.0%

3.758

0.0526

3.358

0.07

 Female

80.87%

64.05%

    

Age

  > 60

76.23%

67.47%

0.946

0.33

1.235

0.27

  < 60

85.03%

67.28

    

Material

 IAC

79.49%

53.06%

4.356

0.04

3.283

0.07

 GPC

85.04%

73.31%

    

Type

 SCs

84.01%

54.70%

0.181

0.67

0.215

0.64

 FPPs

83.53%

75.27%

    

Implant position

 Anterior region

85.02%

77.94%

6.703

0.04

7.542

0.02

 Premolar region

93.17%

85.51%

    

 Molar region

81.27%

64.22%

    

Implant location

 Maxilla

87.38%

78.20%

2.936

0.09

2.073

0.15

 Mandible

80.20%

62.00%

    

Total

83.84%

67.48%

  

 
  1. Cumulative complication-free rates and statistical features are shown as above. The overall 5-year cumulative "complication-free" rate is 83.84%, while the 10-year rate is 67.48%. Significant differences are observed in material and position groups