Comparison of survival and complication rates of tooth-supported fixed dental prostheses (FDPs) and implant-supported FDPs and single crowns (SCs)

Clinical Oral Implants Research

Volumn 18, Issue SUPPL. 3, 2007, Pages 97-113

  Pjetursson, Bjarni E ^a   Brägger, Urs ^a   Lang, Niklaus P ^a   Zwahlen, Marcel ^a  

^a UNIVERSITY OF BERN   (Switzerland)

Author keywords

Biological complications; Complication rates; Dental implants; Failures; Fixed dental prosthesis; Fixed partial dentures; Implant dentistry; Longitudinal; Single crowns; Success; Survival; Systematic review; Technical complications

Indexed keywords

ARTICLE; COMPARATIVE STUDY; DENTAL SURGERY; HUMAN; METHODOLOGY; TOOTH CROWN; TOOTH PROSTHESIS;

CROWNS; DENTAL PROSTHESIS DESIGN; DENTAL PROSTHESIS, IMPLANT-SUPPORTED; DENTAL RESTORATION FAILURE; DENTAL RESTORATION, PERMANENT; HUMANS;

EID: 34250625230     PISSN: 09057161     EISSN: 16000501     Source Type: Journal    
DOI: 10.1111/j.1600-0501.2007.01439.x     Document Type: Article

References (108)

1. Andersen, E., Haanaes, H.R. Knutsen, B.M. (2002) Immediate loading of single-tooth ITI implants in the anterior maxilla: a prospective 5-year pilot study. Clinical Oral Implants Research 13 : 281 287.
2. Andersson, B., Glauser, R., Maglione, M. Taylor 2003) Ceramic implant abutments for short-span FDPs: a prospective 5-year multicenter study. International Journal of Prosthodontics 16 : 640 646.
3. Andersson, B., Odman, P., Lindvall, A.M. Branemark, P.I. (1998a) Cemented single crowns on osseointegrated implants after 5 years: results from a prospective study on CeraOne. The International Journal of Prosthodontics 11 : 212 218.
4. Andersson, B., Odman, P., Lindvall, A.M. Branemark, P.I. (1998b) Five-year prospective study of prosthodontic and surgical single-tooth implant treatment in general practices and at a specialist clinic. The International Journal of Prosthodontics 11 : 351 5.
5. Becker, C.M. (2004) Cantilever fixed prostheses utilizing dental implants: a 10-year retrospective analysis. Quintessence International 35 : 437 441.
6. Behneke, A., Behneke, N. d'Hoedt, B. (2000) The longitudinal clinical effectiveness of ITI solid screw implants in partially edentulous patients: a 5-year follow-up report. International Journal of Oral and Maxillofacial Implants 15 : 633 645.
7. Bergenholtz, G. Nyman, S. (1984) Endodontic complications following periodontal and prosthetic treatment of patients with advanced periodontal disease. Journal of Periodontology 55 : 63 68.
8. Bernard, J.P., Schatz, J.P., Christou, P., Belser, U. Kiliaridis, S. (2004) Long-term vertical changes of the anterior maxillary teeth adjacent to single implants in young and mature adults. A retrospective study. Journal of Clinical Periodontology 31 : 1024 1028.
9. Bianchi, A.E. Sanfilippo, F. (2004) Single-tooth replacement by immediate implant and connective tissue graft: a 1-9-year clinical evaluation. Clinical Oral Implants Research 15 : 269 277.
10. Block, M.S., Lirette, D., Gardiner, D., Li, L., Finger, I.M., Hochstedler, J., Evans, G., Kent, J.N., Misiek, D.J., Mendez, A.J., Guerra, L., Larsen, H., Wood, W. Worthington, P. (2002) Prospective evaluation of implants connected to teeth. International Journal of Oral and Maxillofacial Implants 17 : 473 487.
11. Bornstein, M.M., Schmid, B., Belser, U.C., Lussi, A. Buser, D. (2005) Early loading of non-submerged titanium implants with a sandblasted and acid-etched surface. 5-year results of a prospective study in partially edentulous patients. Clinical Oral Implants Research 16 : 631 638.
12. Brägger, U., Aeschlimann, S., Bürgin, W., Hämmerle, C.H.F. Lang, N.P. (2001) Biological and technical complications and failures with fixed partial dentures (FDP) on implants and teeth after four to five years of function. Clinical Oral Implants Research 12 : 26 34.
13. Brägger, U., Karoussis, I., Persson, R., Pjetursson, B.E., Salvi, G. Lang, N.P. (2005) Technical and biological complications and failures with single crowns and fixed partial dentures on implant of the ITI® Dental Implant System: a 10-year prospective cohort study. Clinical Oral Implants Research 16 : 326 334.
14. Budtz-Jørgensen, E. Isidor, F. (1990) A 5-year longitudinal study of cantilevered fixed partial dentures compared with removable partial dentures in a geriatric population. Journal of Prosthetic Dentistry 64 : 42 47.
15. Buser, D., Dula, K., Lang, N.P. Nyman, S. (1996) Long-term stability of osseointegrated implants in bone regenerated with the membrane technique. 5-year results of a prospective study with 12 implants. Clinical Oral Implants Research 7 : 175 183.
16. Carlson, B.R. Yontchev, E. (1996) Long-term observations of extensive fixed partial dentures on mandibular canine teeth. Journal of Oral Rehabilitation 23 : 163 169.
17. De Backer, H., Van Maele, G., De Moor, N., Van de Berghe, L. De Boever, J. (2006) A 20-year retrospective survival study of fixed partial dentures. International Journal of Prosthodontics 19 : 143 153.
18. De Boever, A.L. De Boever, J.A. (2005) Guided bone regeneration around non-submerged implants in narrow alveolar ridges: a prospective long-term clinical study. Clinical Oral Implants Research 16 : 549 556.
19. Decock, V., De Nayer, K. De Boever, J.A. (1996) 18-Year longitudinal study of cantilevered fixed restorations. International Journal of Prosthodontics 9 : 331 340.
20. De Leonardis, D., Garg, A.K. Pecora, G.E. (1999) Osseointegration of rough acid-etched titanium implants: 5-year follow-up of 100 minimatic implants. International Journal of Oral & Maxillofacial Implants 14 : 384 391.
21. Digidi, M. Piattelli, A. (2005) A 7-year follow-up of 93 immediately loaded titanium dental implants. Journal of Oral Implantology 31 : 25 31.
22. Elkhoury, J.S., McGlumphy, E.A., Tatakis, D.N. Beck, F.M. (2005) Clinical parameters associated with success and failure of single-tooth titanium plasma-sprayed cylindric implants under stricter criteria: a 5-year retrospective study. International Journal of Oral & Maxillofacial Implants 20 : 687 94.
23. Ericsson, S.G. Marken, K.E. (1968) Effect of fixed partial dentures on surrounding tissues. Journal of Prosthetic Dentistry 20 : 517 525.
24. Fartash, B. Arvidson, K. (1997) Long-term evaluation of single crystal sapfhire implants as abutments in fixed prosthodontics. Clinical Oral Implant Research 8 : 58 67.
25. Fayyad, M.A. al-Rafee, M.A. (1996a) Failure of dental bridges. II. Prevalence of failure and its relation to place of construction. Journal of Oral Rehabilitation 23 : 438 440.
26. Fayyad, M.A. al-Rafee, M.A. (1996b) Failure of dental bridges: III - effect of some technical factors. Jornal of Oral Rehabilitation 23 : 675 678.
27. Gibbard, L.L. Zarb, G. (2002) A 5-year prospective study of implant-supported single-tooth replacements. Journal of the Canadian Dental Association 68 : 110 116.
28. Gotfredsen, K. (2004) A 5-year prospective study of single-tooth replacements supported by the Astra Tech implant: a pilot study. Clinical Implant Dentistry & Related Research 6 : 1 8.
29. Gotfredsen, K. Karlsson, U. (2001) A prospective 5-year study of fixed partialprostheses supported by implants with machined and TiO2-blasted surface. Journal of Porosthodontics 10 : 2 7.
30. Gunne, J., Åstrand, P., Lindh, T., Borg, K. Olsson, M. (1999) Tooth-implant and implant supported fixed partial dentures: a 10-year report. International Journal of Prosthodontic 12 : 216 221.
31. Gustavsen, F. Silness, J. (1986) Clinical and radiographic observations after 6 years on bridge abutment teeth carrying pinledge retainers. Journal of Oral Rehabilitation 13 : 295 298.
32. Haas, R., Polak, C., Furhauser, R., Mailath-Pokorny, G., Dortbudak, O. Watzek, G. (2002) A long-term follow-up of 76 Branemark single-tooth implants. Clinical Oral Implants Research 13 : 38 43.
33. Hämmerle, C.H., Ungerer, M.C., Fantoni, P.C., Brägger, U., Bürgin, W. Lang, N.P. (2000) Long-term analysis of biologic and technical aspects of fixed partial dentures with cantilevers. International Journal of Prosthodontics 13 : 409 415.
34. Henry, P.J., Laney, W.R., Jemt, T., Harris, D., Krogh, P.H., Polizzi, G., Zarb, G.A. Herrmann, I. (1996) Osseointegrated implants for single-tooth replacement: a prospective 5-year multicenter study. International Journal of Oral & Maxillofacial Implants 11 : 450 455.
35. Hochman, N., Ginio, I. Ehrlich, J. (1987) The cantilever fixed partial denture: a 10-year follow-up. Journal of Prosthetic Dentistry 58 : 542 545.
36. Hochman, N., Mitelman, L., Hadani, P.E. Zalkind, M. (2003) A clinical and radiographic evaluation of fixed partial dentures (FDPs) prepared by dental school students: a retrospective study. Journal of Oral Rehabilitation 30 : 165 170.
37. Hochman, N., Yaffe, A. Ehrlich, J. (1992) Splinting: a retrospective 17-year follow-up study. Journal of Prosthetic Dentistry 67 : 600 602.
38. Hosny, M., Duyck, J., van Steenberghe, D. Naert, I. (2000) Within-subject comparison between connected and nonconnected tooth-to-implant fixed partial prostheses: up to 14-year follow-up study. International Journal of Prosthodontic 13 : 340 346.
39. Isidor, F. Budtz-Jørgensen, E. (1990) Periodontal conditions following treatment with distally extending cantilever bridges or removable partial dentures in elderly patients. A 5-year study. Journal of Periodontology 61 : 21 26.
40. Jemt, T., Bergendal, B., Arvidson, K., Bergendal, T., Karlsson, L.D., Linden, B., Rundcrantz, T. Wendelhag, I. (2002) Implant-supported welded titanium frameworks in the edentulous maxilla: a 5-year prospective multicenter study. International Journal of Prosthodontics 16 : 415 421.
41. Jemt, T. Lekholm, U. (2005) Single implants and buccal bone grafts in the anterior maxilla: measurements of buccal crestal contours in a 6-year prospective clinical study. Clinical Implant Dentistry & Related Research 7 : 127 35.
42. Jemt, T., Lekholm, U. Adell, R. (1989) Osseointegrated implants in the treatment of partially edentulous patients: a preliminary study on 876 consecutively placed fixtures. International Journal of Oral & Maxillofacial Implants 4 : 211 217.
43. Jokstad, A. Mjor, I.A. (1996) Ten years' clinical evaluation of three luting cements. Journal of Dentistry 24 : 309 315.
44. Karlsson, S. (1986) A clinical evaluation of fixed bridges, 10 years following insertion. Journal of Oral Rehabilitation 13 : 423 432.
45. Karlsson, S. (1989) Failures and length of service in fixed prosthodontics after long-term function. A longitudinal clinical study. Swedish Dental Journal 13 : 185 192.
46. Kindberg, H., Gunne, J. Kronström, M. (2001) Tooth- and implant-supported prostheses: a retrospective clinical follow-up up to 8 years. International Journal of Prosthodontic 14 : 575 581.
47. Koth, D.L., McKinney, R.V., Steflik, D.E. Davis, Q.B. (1988) Clinical and statisticalanalysies of human clinical trials with the single crystal aluminium oxide endosteal dental implant: five-year results. The Journal of Prosthetik Dentistry 60 : 226 234.
48. Laurell, L., Lundgren, D., Falk, H. Hugoson, A. (1991) Long-term prognosis of extensive polyunit cantilevered fixed partial dentures. Journal of Prosthetic Dentistry 66 : 545 552.
49. Lekholm, U., Gunne, J., Henry, P., Higuchi, K., Lindén, U., Bergström, C. van Steenberghe, D. (1999) Survival of the Brånemark implant in partially edentulous jaws: a 10-year prospective multicenter study. International Journal of Oral & Maxilofacial Implants 4 : 639 645.
50. Lekholm, U., van Steenberghe, D., Herrmann, I., Bolender, C., Folmer, T., Gunne, J., Henry, P., Higuchi, K., Laney, W.R. Lindén, U. (1994) Osseointegrated implants in the treatment of partially edentulous jaws: a prosopective 5-year multicenter study. International Journal of Oral and Maxillofacial Implants 9 : 627 635.
51. Levin, L., Pathael, S., Dolev, E. Schwartz-Arad, D. (2005) Aesthetic vs. surgical success of single dental implants: 1- to 9-year follow-up. Practical Procedures and Aesthetic Dentistry 17 : 533 538.
52. Libby, G., Arcuri, M.R., LaVelle, W.E. Hebl, L. (1979) Longevity of fixed partial dentures. Journal of Prosthetic Dentistry 78 : 127 131.
53. Mengel, R., Schröder, T. Flores-de-Jacoby, L. (2001) Osseointergrated implants in patients treated for generalized chronic periodontitis and generalized aggressive periodontitis: 3- and 5-year results of a prospective long-term study. Journal of Periodontology 72 : 977 989.
54. Mericske-Stern, R., Grutter, L., Rosch, R. Mericske, E. (2001) Clinical evaluation and prosthetic complications of single tooth replacements by non-submerged implants. Clinical Oral Implants Research 12 : 309 318.
55. Naert, I., Koutsikakis, G., Duyck, J., Quirynen, M., Jacobs, R. van Steenberghe, D. (2002a) Biologic outcome of implant-supported restorations in the treatment of partial edentulism. Part I: a longitudinal clinical evaluation. Clinical Oral Implant Research 13 : 381 389.
56. Naert, I., Koutsikakis, G., Quirynen, M., Duyck, J., van Steenberghe, D. Jacobs, R. (2002b) Biologic outcome of implant-supported restorations in the treatment of partial edentulism. Part 2: a longitudinal radiographic evaluation. Clinical Oral Implant Research 13 : 390 395.
57. Naert, I.E., Duyck, J.A., Hosny, M.M.F. van Steenberghe, D. (2001) Freestanding and tooth-implant connected prostheses in the treatment of partially edentulous patients Part I: an up to 15 years clinical evaluation. Clinical Oral Implant Research 12 : 237 244.
58. Napankangas, R., Salonen, M.A. Raustia, A.M. (1997) A 10-year follow-up study of fixed metal ceramic prosthodontics. Journal of Oral Rehabilitation 24 : 713 717.
59. Napankangas, R., Salonen-Kemppi, M.A. Raustia, A.M. (2002) Longevity of fixed metal ceramic bridge prostheses: a clinical follow-up study. Journal of Oral Rehabilitation 29 : 140 145.
60. Nickenig, H.-J., Schäfer, C. Spiekermann, H. (2006) Suvival and complication rates of combined tooth-implant-supported fixed partial dentures. Clinical Oral Implants Research 17 : 506.
61. Nyman, S. Lindhe, J. (1979) A longitudinal study of combined periodontal and prosthetic treatment of patients with advanced periodontal disease. Journal of Periodontology 50 : 163 169.
62. Ödman, P.A. Karlsson, S. (1988) Follow-up study of patients with bridge constructions performed by private dental surgeons and at a university clinic, 8 years following insertion. Journal of Oral Rehabilitation 15 : 55 63.
63. Olsson, M., Gunne, J., Åstrand, P. Borg, K. (1995) Bridges supported by free-standing implants vs. bridges supported by tooth and implant. A five-year prospective study. Clinical Oral Implant Research 6 : 114 121.
64. Örtorp, A. Jemt, T. (1999) Clinical experiences of implant-supported prostheses with laser-welded titanium frameworks in the partially edentulous jaw: a 5-year follow-up study. Clinical Implant Dentistry & Related Research 1 : 84 91.
65. Öwall, B.E., Almfeldt, I. Helbo, M. (1991) Twenty-year experience with 12-unit fixed partial dentures supported by two abutments. International Journal of Prosthodontics 4 : 24 29.
66. Palmer, R.M., Palmer, P.J. Smith, B.J. (2000) A 5-year prospective study of Astra single tooth implants. Clinical Oral Implants Research 11 : 179 182.
67. Palmqvist, S. Swartz, B. (1993) Artificial crowns and fixed partial dentures 18 to 23 years after placement. International Journal of Prosthodontics 6 : 279 285.
68. Petersson, K., Pamenius, M., Eliasson, A., Narby, B., Holender, F., Palmquist, S. Hakansson, J. (2006) 20-year follow-up of patients receiving high-cost dental care within the Swedish Dental insurance system: 1977-1978 to 1998-2000. Swedish Dental Journal 30 : 77 86.
69. Polizzi, G., Fabbro, S., Furri, M., Herrmann, I. Squarzoni, S. (1999) Clinical application of narrow Branemark System implants for single-tooth restorations. International Journal of Oral & Maxillofacial Implants 14 : 496 503.
70. Preiskel, H.W. Tsolka, P. (2004) Cement- and screw-retained implant-supported prostheses: up to 10 years of follow-up of a new design. International Journal of Oral & Maxillofacial Implants 19 : 87 91.
71. Reichen-Graden, S. Lang, N.P. (1989) Periodontal and pulpal conditions of abutment teeth. Status after four to eight years following the incorporation of fixed reconstructions. Schweizer Monatsschrift für Zahnmedizin 99 : 1381 1385.
72. Roberts, D.H. (1970a) The failure of retainers in bridge prostheses. An analysis of 2000 retainers. British Dental Journal 128 : 117 124.
73. Roberts, D.H. (1970b) The relationship between age and the failure rate of bridge prostheses. British Dental Journal 128 : 175 177.
74. Romeo, E., Lops, D., Margutti, E., Ghisolfi, M., Chiapasco, M. Vogel, G. (2004) Long-term survival and success of oral implants in the treatment of full and partial arches: a 7-year prospective study with the ITI dental implant system. International Journal of Oral & Maxillofacial Implants 19 : 247 259.
75. Scheller, H., Urgell, J.P., Kultje, C., Klineberg, I., Goldberg, P.V., Stevenson-Moore, P., Alonso, J.M., Schaller, M., Corria, R.M., Engquist, B., Toreskog, S., Kastenbaum, F. Smith, C.R. (1998) A 5-year multicenter study on implant-supported single crown restorations. International Journal of Oral & Maxillofacial Implants 13 : 212 218.
76. Steflik, D.E., Koth, D.L., Robinson, F.G., McKinney, R.V., Davis, B.C., Morris, C.F. Davis, Q.B. (1995) Prospective investigation of the single-crystal sapphire endosteal dental implant in humans: ten-year results. Journal of Oral Implantology 21 : 8 18.
77. Sundh, B. Ödman, P. (1997) A study of fixed prosthodontics performed at a university clinic 18 years after insertion. International Journal of Prosthodontics 10 : 513 519.
78. Taylor, R.C., McGlumphy, E.A., Tatakis, D.N. Beck, F.M. (2004) Radiographic and clinical evaluation of single-tooth Biolok implants: a 5-year study. International Journal of Oral & Maxillofacial Implants 19 : 849 854.
79. Thilander, B., Odman, J. Jemt, T. (1999) Single implants in the upper incisor region and their relationship to the adjacent teeth. An 8-year follow-up study. Clinical Oral Implants Research 10 : 346 355.
80. Vigolo, P. Givani, A. (2000) Clinical evaluation of single-tooth mini-implant restorations: a five-year retrospective study. Journal of Prosthetic Dentistry 84 : 50 54.
81. Valderhaug, J. (1991) A 15-year clinical evaluation of fixed prosthodontics. Acta Odontologica Scandinavica 49 : 35 40.
82. Valderhaug, J., Jokstad, A., Ambjornsen, E. Norheim, P.W. (1997) Assessment of the periapical and clinical status of crowned teeth over 25 years. Journal of Dentistry 25 : 97 105.
83. Valderhaug, J. Karlsen, K. (1976) Frequency and location of artificial crowns and fixed partial dentures constructed at a dental school. Journal of Oral Rehabilitation 3 : 75 81.
84. Wagenberg, B. Froum, S.J. (2006) A retrospective study of 1925 consecutively placed immediate implants from 1988 to 2004. International Journal of Oral & Maxillofacial Implants 21 : 71 80.
85. Walton, T.R. (2002) An up to 15-year longitudinal study of 515 metal-ceramic FDPs: part 1. outcome. International Journal of Prosthodontics 15 : 439 445.
86. Walton, T.R. (2003) An up to 15-year longitudinal study of 515 metal-ceramic FDPs: part 2. Modes of failure and influence of various clinical characteristics. International Journal of Prosthodontics 16 : 177 182.
87. Wennerberg, A. Jemt, T. (1999) Complications in partially edentulous implant patients: a 5-year retrospective follow-up study of 133 patients supplied with unilateral maxillary prostheses. Clinical Implant Dentistry & Related Research 1 : 49 56.
88. Wennström, J., Zardo, J., Karlsson, S., Ekestubbe, A., Gröndahl, K. Lindhe, J. (2004a) Bone level change at implant-supported fixed partial dentures with and without cantilever extension after 5 years I function. Journal of Clinical Periodontology 31 : 1077 1083.
89. Wennström, J.L., Ekestubbe, A., Gröndahl, K., Karlsson, S. Lindhe, J. (2004b) Oral rehabilitation with implant-supported fixed partial dentures in periodontitis-susceptible subjects. Journal of Clinical Periodontology 31 : 713 724.
90. Wennström, J.L., Ekestubbe, A., Grondahl, K., Karlsson, S. Lindhe, J. (2005) Implant-supported single-tooth restorations: a 5-year prospective study. Journal of Clinical Periodontology 32 : 567 574.
91. Wyatt, C.C.L. Zarb, G.A. (1998) Treatment outcomes of patients with implant-supported fixed partial prostheses. International Journal of Oral & Maxillofacial Implants 13 : 204 211.
92. Yi, S.W., Carlsson, G.E., Ericsson, I. Wennstrom, J.L. (1996) Long-term follow-up of cross-arch fixed partial dentures in patients with advanced periodontal destruction: evaluation of occlusion and subjective function. Journal of Oral Rehabilitation 23 : 186 196.
93. Berglundh, T., Persson, L. Klinge, B. (2002) A systematic review of the incidence of biological and technical complications in implant dentistry reported in prospective longitudinal studies of at least 5 years. Journal of Clinical Periodontology 29 : 197 212.
94. Egger, M., Dickersin, K. Smith, G.D. (2001a) Problems and limitations in conducting systematic reviews. In : Egger, M., Smith, G.D. Altmann, D.G., eds. Systematic Reviews in Health Care: Meta-Analysis in Context. 2nd edition London : BMJ publisher.
95. Egger, M., Jüni, P., Bartlett, C., Holenstein, F. Sterne, J. (2003) How important are comprehensive literature searches and the assessment of trial quality in systematic reviews? Empirical study. (7 (1). Health Technology Assessment 7 : 1 76.
96. Egger, M. Smith, G.D. (1997) Meta-analysis: Potentials and promise. BMJ 315 : 1371 1374.
97. Egger, M., Smith, G.D. Schneider, M. (2001b) Systematic reviews of observational studies. In : Egger, M., Smith, G.D. Altmann, D.G., eds. Systematic Reviews in Health Care: Meta-Analysis in Context. 2nd edition London : BMJ Publisher.
98. Egger, M., Smith, G.D. Sterne, J.A. (2001c) Uses and abuses of metaanalysis. Clinical Medicine 6 : 478 484.
99. Glasziou, P., Vandenbroucke, J.P. Chalmers, I. (2004) Assessing the quality of research. BMJ 328 : 39 41.
100. G (2004) Grades of recommendation, assessment development and evaluation Grade working group 'grading quality of evidence and strength of revommendations'. BMJ 328 : 1490.
101. Jung, R.E., Pjetursson, B.E., Glauser, R., Zembic, A., Zwahlen, M. Lang, N.P. (2007) A systematic review of the survival and complication rates of implant supported single crowns (SCs) after an observation period of at least 5 years. Clinical Oral Implants Research, in press.
102. Juni, P., Witschi, A., Bloch, R. Egger, M. (1999) The hazards of scoring the quality of clinical trials for meta-analysis. The journal of the American Medical Association 282 : 1054 1060.
103. Kirkwood, B.R. Sterne, J.A.C. (2003a) Essential Medical Statistics (Chapter 24: Poisson Regression). Oxford : Blackwell Science Ltd.
104. Kirkwood, B.R. Sterne, J.A.C. (2003b) Essential Medical Statistics (Chapter 26: Survival Analysis: Displaying and Comparing Survival Patterns). Oxford : Publisher: Blackwell Science Ltd.
105. Lang, N.P., Pjetursson, B.E., Tan, K., Brägger, U., Egger, M. Zwahlen, M. (2004) A systematic review of the survival and complication rates of fixed partial dentures (FDPs) after an observation period of at least 5 years II. Combined tooth- implant supported FDPs. Clinical Oral Implants Research 15 : 643 653.
106. Pjetursson, B.E., Tan, K., Lang, N.P., Brägger, U., Egger, M. Zwahlen, M. (2004a) A systematic review of the survival and complication rates of fixed partial dentures (FDPs) after an observation period of at least 5 years - I. Implant supported FDPs. Clinical Oral Implants Research 15 : 625 642.
107. Pjetursson, B.E., Tan, K., Lang, N.P., Brägger, U., Egger, M. Zwahlen, M. (2004b) A systematic review of the survival and complication rates of fixed partial dentures (FDPs) after an observation period of at least 5 years - IV. Cantilever or extensions FDPs. Clinical Oral Implants Research 15 : 667 676.
108. Tan, K., Pjetursson, B.E., Lang, N.P. Chan, E.S.Y. (2004) Systematic review of the survival and complication rates of fixed partial dentures (FDPs) after an observation period of at least 5 years. - III. Conventional FDPs. Clinical Oral Implants Research 15 : 654 666.