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Table 4 Individual complications per group within the first year after the healing period of 3 months

From: Evaluation of the surgical and prosthetic success of All-on-4 restorations: a retrospective cohort study of provisional vs. definitive immediate restorations

  Study group Region  
Group 1 (former PR) Group 2 (former DR)
Patient 1 X   26 Loss of implant
Patient 2 X   36 Chipping
Patient 3 X   36 Fracture prosthetic screw
   46 Fracture prosthetic screw
Patient 4 X   22 Chipping
   26 Chipping
Patient 5 X   13
15
Fracture prosthetic screw
   15 Fracture prosthetic screw
   23 Fracture prosthetic screw
Patient 6   X 16 Abutment loosening
  1. PR provisional restoration, DR definite restoration