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Table 7 Cox regression analyses for cumulative survival rate of complication-free prostheses

From: Retrospective cohort study of rough-surface titanium implants with at least 25 years’ function

  Hazard ratio 95% confidence interval p value
Gender (male) 1.82 0.946~3.487 0.0725
Type of prostheses (implant-supported fixed prostheses to implant-supported overdenture) 0.04 0.013~0.108 < .0001
Type of prostheses (implant-supported fixed prostheses to tooth implant-supported fixed prostheses) 0.13 0.047~0.316 < .0001
Type of prostheses (tooth implant-supported fixed prostheses to implant-supported over denture) 0.31 0.148~0.654 0.0026