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Table 2 Overview of the implant and prosthetic failures

From: The use of three implants to support a fixed prosthesis in the management of the edentulous mandible: a systematic review

Year First author Study design Number implants Implant failures Number prosthesis Prosthetic failures Prosthetic complications
2001 De Bruyn [10] Prospective 60 6 20 3 2
2003 Engstrand [11] Prospective 285 18 95 1 17
2003 Henry [12] Prospective 153 14 51 3 15
2004 Van Steenberghe [13] Prospective 150 11 50 NR NR
2009 Gualini [14] Retrospective 45 4 15 2 24
2011 De Kok [15] Prospective RCT 30 0 10 0 32
2011 Hatano [16] Retrospective 396 13 132 NR NR
2012 Oliva [17] Retrospective 36 0 12 0 2
2012 Rivaldo [18] Prospective 99 2 33 NR NR
2018 Beresford [19] Prospective 36 0 12 0 5
2018 Cannizzaro [20] Prospective RCT 36 3 12 1 1
2018 Primo [21] Prospective 60 1 20 0 10
    66 1 22 0 10
2019 Menini [22] Case series 12 0 4 0 2
2019 Mezzari [23] Retrospective 174 5 58 NR 27
2020 Anya [24] Retrospective 87 0 29 NR 10
2020 Higuchi [25] Prospective 330 8 110 NR 42
Total    2055 86 685 10 199
  1. NR not reported