Nasjonalt Register for Leddproteser

 

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Oppdatert: 17.04.2012

Forskning (Research)

Artikler (Papers)

Nasjonalt Register for Leddproteser (The Norwegian Arthroplasty Register)

  1. Engesæter LB, Havelin LI, Espehaug B, Vollset SE. Artificial hip joints in Norway. A national registry of total hip arthroplasties. Tidsskr Nor Laegefor 1992;112:872-5. 

  2. Havelin LI, Espehaug B, Vollset SE, Engesæter LB, Langeland N. The Norwegian Arthroplasty Register. A survey of 17,444 total hip replacements. Acta Orthop Scand 1993;64:245-51.

  3. Havelin LI, Espehaug B, Vollset SB, Engesæter LB. Early failures among 14,009 cemented and 1,326 uncemented prostheses for primary coxarthrosis. The Norwegian Arthroplasty Register, 1987-1992. Acta Orthop Scand 1994;65:1-6.

  4. Havelin LI, Espehaug B, Vollset SE, Engesæter LB. Early aseptic loosening of uncemented femoral components in primary total hip replacement. A review based on the Norwegian Arthroplasty Register. J Bone Joint Surg (Br) 1995;77B:11-7.

  5. Havelin LI, Espehaug B, Vollset SE, Engesaeter LB. The Effect of cement type on early revision of Charnley total hip prostheses. A review of 8,579 primary arthroplasties from the Norwegian Arthroplasty Register. J Bone Joint Surg 1995;77-A:1543-50.

  6. Havelin LI, Vollset SE, Engesæter LB. Revision for aseptic loosening of uncemented cups in 4.352 primary total hip prostheses. A report from the Norwegian Arthroplasty Register. Acta Orthop Scand 1995;66:494-500.

  7. Espehaug B, Havelin LI, Engesæter LB, Vollset SE, Langeland N. Early revision among 12,179 hip prostheses. A comparison of 10 different prosthesis brands reported to the Norwegian Arthroplasty Register, 1987-1993. Acta Orthop Scand 1995;66:487-93.

  8. Engesæter LB, Furnes A, Havelin LI, Lie SA, Vollset SE. The hip registry. Good economy for society. Tidsskr Nor Lægefor 1996;116:3025-7.

  9. Skeide BE, Lie SA, Havelin LI, Engesæter LB. Total hip arthroplasty after femoral neck fractures. Results from the national registry on joint prostheses. Tidsskr Nor Lægefor 1996;116:1449-51.

  10. Furnes A, Lie SA, Havelin LI, Engesæter LB, Vollset SE. The economic impact of failures in total hip replacement surgery. The Norwegian Arthroplasty Register 1987-1993. Acta Orthop Scand 1996;67:115-21.

  11. Furnes A, Lie SA, Havelin LI, Engesæter LB. Quality control of prosthetic replacements of knee, ankle, toe, shoulder, elbow and finger joints in Norway 1994. A report after the first year of registration of joint prostheses in the national registry. Tidsskr for Nor Lægefor 1996;116:1777-81.

  12. Espehaug B, Havelin LI, Engesæter LB, Langeland N, Vollset SE. Patient-related risk factors for early revision of total hip replacements - A population register-based case-control study. Acta Orthop Scand 1997;68:207-15.

  13. Espehaug B, Engesæter LB, Vollset SE, Havelin LI, Langeland N. Antibiotic prophylaxis in total hip arthroplasty. Review of 10,905 primary cemented total hip replacements reported to the Norwegian Arthroplasty Register, 1987-1995. J Bone Joint Surg 1997;79-B:590-5.

  14. Furnes O, Lie SA, Havelin LI, Vollset SE, Engesæter LB. Exeter and Charnley arthroplasties with Boneloc or high viscosity cement. Comparison of 1127 arthroplasties followed for 5 years in the Norwegian Arthroplasty Register. Acta Orthop Scand 1997;68:515-20.

  15. Espehaug B, Havelin LI, Engesæter LB, Langeland N, Vollset SE. Patient satisfaction and function after primary and revision total hip replacement. Clin Orthop 1998;351:135-48.

  16. Espehaug B, Havelin LI, Engesæter LB, Vollset SE. The effect of hospital-type and operating volume on the survival of hip replacements. A review of 39,505 primary total hip replacements reported to the Norwegian Arthroplasty Register, 1988-1996. Acta Orthop Scand 1999;70:12-8.

  17. Havelin LI. The Norwegian Joint Registry. Bull Hosp Jt Dis. 1999;58:139-48.

  18. Havelin LI, Espehaug B, Lie SA, Engesæter LB, Furnes O, Vollset SE. The Norwegian Arthroplasty Register. 11 years and 73,000 arthroplasties. Acta Orthop Scand 2000;71:337-53.

  19. Lie SA, Havelin LI, Engesæter LB, Gjessing HK, Vollset SE. Mortality after total hip replacement: 0-10 year follow-up of 39,543 patients in the Norwegian Arthroplasty Register. Acta Orthop Scand 2000;71:19-27.

  20. Lie SA. Mortality after total hip replacements. Nordisk Geriatrik 2000;4:72.

  21. Furnes O, Lie SA, Espehaug B, Vollset SE, Engesæter LB, Havelin LI. Hip disease and the prognosis of total hip replacements. A review of 53 698 primary total hip replacements reported to the Norwegian Arthroplasty Register 1987-1999. J Bone Joint Surg 2001;83-B:579-86.

  22. Espehaug B, Furnes O, Havelin LI, Engesæter LB, Vollset SE. The type of cement and failure of total hip replacements. J Bone Joint Surg 2002;84-B:832-8.

  23. Flugsrud GB, Nordsletten L, Espehaug B, Havelin LI, Meyer HE. Risk factors for total hip replacement due to primary osteoarthritis: a cohort study in 50,034 persons. Arthritis Rheum 2002;46:675-82.

  24. Furnes O, Espehaug B, Lie SA, Vollset SE, Engesæter LB, Havelin LI. Early failures among 7174 primary total knee replacements. A follow-up study from The Norwegian Arthroplasty Register 1994-2000. Acta Orthop Scand 2002;73:117-29.

  25. Lie SA, Engesæter LB, Havelin LI, Furnes O, Vollset SE. Early postoperative mortality after 67,548 total hip replacements. Causes of death and tromboprophylaxis in 68 hospitals in Norway from 1987 to 1999. Acta Orthop Scand 2002;73:392-9.

  26. Havelin LI, Espehaug B, Engesæter LB. The performance of two hydroxyapatite- coated acetabular cups compared with Charnley cups. From the Norwegian Arthroplasty Register. J Bone Joint Surg 2002;84-B:839-45.

  27. Lie SA. Patients in the Norwegian Arthroplasty Register. Revmatikeren 2003;5:18-9.

  28. Flugsrud GB, Nordsletten L, Espehaug B, Havelin LI, Meyer HE. Weight change and the risk of total hip replacements. Epidemiology 2003;14:578-84.

  29. Furnes O, Havelin LI, Espehaug B, Engesæter LB, Lie SA, Vollset SE. The Norwegian registry of joint prostheses - 15 beneficial years for both the patients and the health care. Tidsskr Nor Lægeforen 2003;123:1367-9.

  30. Engesæter LB, Lie SA, Espehaug B, Furnes O, Vollset SE, Havelin LI. Antibiotic prophylaxis in total hip arthroplasty: effects of antibiotic prophylaxis systemically and in bone cement on the revision rate of 22,170 primary hip replacements followed 0-14 years in the Norwegian Arthroplasty Register. Acta Orthop Scand. 2003;74:644-51.

  31. Byström S, Espehaug B, Furnes O, Havelin LI. Femoral head size is a risk factor for total hip luxation: a study of 42,987 primary hip arthroplasties from the Norwegian Arthroplasty Register. Acta Orthop Scand. 2003;74:514-24.

  32. Lie SA, Havelin LI, Engesæter LB, Furnes O, Vollset SE. Failure rates for 4762 revision total hip arthroplasties in the Norwegian Arthroplasty Register. J Bone Joint Surg 2004;86-B:504-9.

  33. Lie SA, Furnes O, Havelin LI, Espehaug B, Engesæter LB, Vollset SE. The Norwegian Arthroplasty Register. Beneficial for the patients and the Norwegian health care system. The Norwegian Journal of Epidemiology 2004;14:57-63.

  34. Lie SA, Havelin LI, Engesæter LB, Gjessing HK, Vollset SE. Dependency issues in survival analyses of 55782 primary hip replacements from 47355 patients. Stat Med 2004;23:32227-40.

  35. Småbrekke A, Espehaug B, Havelin LI, Furnes O. Operating time and survival of primary total hip replacements. A review of 31,745 primary cemented and uncemented total hip replacements from local hospitals reported to the Norwegian Arthroplasty Register 1987-2001. Acta Orthop Scand 2004;75:524-32.

  36. Furnes O. Hip prostheses and cements. Tidsskr Nor Lægeforen 2004;124:2455.

  37. Aamodt A, Nordsletten L, Havelin LI, Indrekvam K, Utvåg SE, Hviding K. Documentation of hip prostheses used in Norway. A critical review of the literature from 1996-2000. Acta Orthop Scand 2004;75:663-76.

  38. Arthursson AJ, Furnes O, Espehaug B, Havelin LI, Søreide JA. Validation of data in the Norwegian Arthroplasty Register and the Norwegian Patient Register. 5134 primary total hip arthroplasties and revisions operated at a single hospital between 1987 and 2003. Acta Orthop 2005;76:823-8.

  39. Espehaug B, Furnes O, Havelin LI, Engesæter LB, Vollset SE, Kindseth O. Registration completeness to the Norwegian Arthroplasty Register. Acta Orthop 2006;77:49-56.

  40. Flugsrud GB, Nordsletten L, Espehaug B, Havelin LI, Engeland A, Meyer HE. The impact of body mass index on later osteoarthritis of the hip varies with age at screening. A cohort study in 1.2 million persons. Arthritis Rheum 2006;4:802-7.

  41. Lie SA. Early mortality after elective hip surgery. Guest editorial. Acta Orthop 2006;77:345-6.

  42. Engesæter LB, Espehaug B, Lie SA, Furnes O, Havelin LI. Does cement increase the risk for infection in primary total hip arthroplasty. Revision rates in 56275 cemented and uncemented primary THAs followed for 0-16 years in the Norwegian Arthroplasty register. Acta Orthop 2006;77:351-8.

  43. Lohmander LS, Engesæter LB, Herberts P, Ingvarsson T, Lucht U, Puolakka TJS. Standardized incidence rates of total hip replacement for primary hip osteoarthritis in the 5 Nordic countries: similarities and differences. Acta Ortop 2006; 77:733-40.

  44. Slover J, Espehaug B, Havelin LI, Engesæter LB, Furnes O, Tomek I, Tosteson A. Cost-effectiveness of unicompartmental and total knee arthroplasty in elderly low-demand patients. J Bone Joint Surg Am 2006;88:2348-55.

  45. Furnes O, Espehaug B, Lie SA, Vollset SE, Engesæter LB, Havelin LI. Failure mechanisms after unicompartmental and tricompartmental primary knee replacement with cement. J Bone Joint Surg  2007;89-A:519-25.

  46. Fevang BT, Lie SA, Havelin LI, Engesæter LB, Furnes O. Reduction in orthopedic surgery among patients with chronic inflammatory joint disease in Norway, 1994-2004. Arthritis Rheum 2007;57:529-32.

  47. Flugsrud GB, Nordsletten L, Espehaug B, Havelin LI, Meyer HE. The effect of middle-age body weight and physical activity on the risk for early revision hip arthroplasty. A cohort study in 1535 persons. Accepted for revision Acta Orthop.

  48. Lie SA, Hallan G, Engesæter LB, Havelin LI, Furnes O. Isolated acetabular liner exchange compared with complete acetabular component revision in revision of primary uncemented acetabular components. A study of 1649 revisions from the Norwegian Arthroplasty register. J Bone Joint Surg 2007;89-B:591-4.

  49. Kurtz SM, Ong KL, Schmier J, Mowat F, Saleh K, Dybvik E, Kärrholm J, Garellick G, Havelin LI, Furnes O, Malchau H, Lau E. Future clinical and economic impact of revision total hip and knee arthroplasty. J Bone Joint Surg 2007;89-B(Suppl 3):144-51.

  50. Fevang BTS, Lie SA, Havelin LI, Brun JG, Skredderstuen A, Furnes O. 257 ankle arthroplasties performed in Norway between 1994 and 2005. Acta Orthop 2007;78:575-83.

  51. Figved W, Dybvik E, Frihagen F, Furnes O, Madsen JE, Havelin LI, Nordsletten L. Conversion from failed hemiarthroplasties to total hip arthroplasty: a Norwegian Arthroplasty Register analysis of 595 hips with previous femoral neck fractures. Acta Orthop 2007;78;711-8.

  52. Arthursson A, Furnes O, Espehaug B, Havelin LI, Søreide JA. Prosthesis survival after total hip arthroplasty. Does surgical approach matter? Analysis of 19,304 Charnley and 6,002 Exeter primary total hip arthroplasties reported to the Norwegian Arthroplasty Register. Acta Orthop 2007;78:719-29.

  53. Hallan G, Lie SA, Furnes O, Engesaeter LB, Vollset SE, Havelin LI. Medium- and long-term performance of 11 516 uncemented primary femoral stems from the Norwegian arthroplasty register. J Bone Joint Surg 2007;89-B:1574-80.

  54. Engesæter LB, Furnes O, Havelin LI. Developmental dysplasia of the hip – good results of later total hip arthroplasty. 7135 primary total hip arthroplasties after developmental dysplasia of the hip compared with 59774 total hip arthroplasties in idiopathic coxarthrosis followed for 0 to 15 years in the Norwegian Arthroplasty Register. J Arthroplasty 2008;23:235-40.

  55. Reigstad O, Siewers P, Røkkum M, Espehaug B. Excellent long-term survival of an uncemented press-fit stem and screw cup in young patients. Follow-up of 75 hips for 15-18 years. Acta Orthop 2008;79:194-202.

  56. Engesæter IØ, Lie SA, Lehmann TG, Furnes O, Vollset SE, Engesæter LB. Neonatal hip instability and risk of total hip replacement in younger adulthood. Follow-up of 2,218,596 newborns from the Medical Birth Registry of Norway in the Norwegian Arthroplasty Register. Acta Orthop 2008;79:321-26.

  57. Hulleberg G, Aamodt A, Espehaug B, Benum P. A clinical and radiographic 13-year follow-up study of 138 Charnley hip arthroplasties in patients 50-70 years old. Comparison of university hospital data and registry data. Acta Orthop. 2008;79:1-9.

  58. Fevang BT, Lie SA, Havelin LI, Skredderstuen A, Furnes O. Risk factors for revision after shoulder arthroplasty. 1825 shoulder arthroplasties from the Norwegian Arthroplasty Register. Acta Orthop. 2009;80:1,83-91.

  59. Fevang BT, Lie SA, Havelin LI, Skredderstuen A, Furnes O. Results after 562 total elbow replacements: A report from the Norwegian Arthroplasty Register. J Shoulder Elbow Surg. 2009 May-June;18(3):449-56.

  60. Cummins JS, Tomek IM, KantorSR, Furnes O, Engesaeter LB, Finlayson SR. Cost-effectiveness of antibiotic-impregnated bone cement used in primary total hip arthroplasty. J Bone Joint Surg Am. 2009 Mar 1;91(3):634-41.

  61. Espehaug B, Furnes O, Engesæter LB, Havelin LI. 18 years of results with cemented primary hip prostheses in the Norwegian Arthroplasty Register. Acta Orthop 2009;80:4,402-12.

  62. Havelin LI, Fenstad AM, Salomonsson R, Mehnert F, Furnes O, Overgaard S, Pedersen AB, Herberts P, Kärrholm J, Garellick G. The Nordic Arthroplasty Register Association. A unique collaboration between 3 national hip arthroplasty registries with 280,201 THRs. Acta Orthop 2009;80:4,393-401.

  63. Dybvik E, Furnes O, Fosså SD, Trovik C, Lie SA. Long-term risk of receiving a total hip replacement in cancer patients. Cancer Epidemiology 33 (2009) 235-241.

  64. Dale H, Hallan G, Espehaug B, Havelin LI, Engesæter LB. Increasing risk of revision due to deep infection after hip Arthroplasty. Acta Orthop 2009;80:6,639-45

  65. Lie SA, Pratt N, Ryan P, Engesæter LB, Havelin LI, Furnes O, Graves S. Duration of the increase in early postoperative mortality after elective hip and knee replacement. J Bone Joint Surg Am 2010;92 (1):58-63

  66. Hallan G, Dybvik E, Furnes O, Havelin LI. Metal-backed acetabular components with conventional polyethylene: A review of 9113 primary components with a follow-up of 20 years. J Bone Joint Surg Br. 2010 Feb;92(2):196-201

  67. Lygre SH, Espehaug B, Havelin LI, Vollset SE, Furnes O. Does patella resurfacing really matter? Pain and function in 972 patients after primary total knee arthoplasty. An observational study from the Norwegian Arthroplasty Register. Acta Orthop 2010;81

  68. Robertsson O, Bizjajeva S. Fenstad AM, Furnes O, Lidgren L, Mehnert F, Odgaard A, Pedersen AB, Havelin LI. Knee arthroplasty in Denmark, Norway and Sweden. Acta Orthop 2010;81(1):82-89

  69. Schrama JC, Espehaug B, Hallan G, Engesæter LB, Furnes O, Havelin LI, Fevang BT. Risk of revision for infection in primary total hip and knee Arthroplasty in patiens with rheumatoid arthritis: A prospective, population-based study on 108,786 hip and knee joint arthroplasties from the Norwegian Arthroplasty Register. Arthritis Care & Research 2010 April;62(4);473-79.

  70. Per-Erik Johanson PE, Fenstad AM, Furnes O, Garellick G, Havelin LI, Overgaard S, Pedersen AB, Kärrholm J. Inferior outcome after hip resurfacing arthroplasty than after conventional arthroplasty. Acta Orthop 2010;81 (5): 535–541.

  71. Fevang BT, Lie SA, Havelin LI, Engesæter LB, Furnes O. Improved results of primary total hip replacement. Results from the Norwegian Arthroplasty Register, 1987–2007. Acta Orthop 2010;81 (6): 649-659

  72. Jämsen E, Furnes O, Engesæter LB, Konttinen YT, Odgaard A, Stefánsdóttir A, Lidgren L. Prevention of deep infection in joint replacement surgery. Acta Orthopaedica 2010; 81 (6): 660–666

  73. Lygre SH, Espehaug B, Havelin LI, Furnes O, Vollset SE. Pain and Function in Patients After Primary Unicompartmental and Total Knee Arthroplasty. J Bone Joint Surg Am. 2010;92:2890-2897.

  74. Engesæter IØ, Lehmann T, Laborie LB, Lie SA, Rosendahl K, Engesæter LB. Total hip replacement in young adults with hip dysplasia. Age at diagnosis, previous treatment, quality of life, and validation of diagnoses reported to the Norwegian Arthroplasty Register between 1987 and 2007. Acta Orthop 2011 Apr;82(2):149-54.

  75. Gøthesen Ø, Espehaug B, Havelin LI, Petursson G, Furnes O. Short-term outcome of 1,465 computer-navigated primary total knee replacements 2005-2008. Acta Orthop 2011 May;82(3):293-300.

  76. Apold H, Meyer HE, Espehaug B, Nordsletten B, Havelin LI, Flugsrud GB. Weight gain and the risk of total hip replacement. A population-based prospective cohort study of 265,725 individuals. Osteoarthritis Cartilage 2011 Apr 12. [E-pub ahead of print]

  77. Ranstam J, Kärrholm J, Pulkkinen P, Mäkelä K, Espehaug, B, Pedersen AB, Mehnert F, Furnes O. Statistical analysis of artrhoplasty data. I. Introduction and background. Acta Orthop 2011 May;82(3):253-57.

  78. Ranstam J, Kärrholm J, Pulkkinen P, Mäkelä K, Espehaug, B, Pedersen AB, Mehnert F, Furnes O. Statistical analysis of arthroplasty data. II. Guidelines. Acta Orthop 2011 May;82(3):258-67.

  79. Lygre SH, Espehaug B, Havelin LI, Vollset SE, Furnes O. Failure of total knee arthroplasty with or without patella resurfacing. A study from the Norwegian Arthroplasy Register with 0-15 years of follow-up. Acta Orthop 2011 May;82(2):282-92.

  80. Krukhaug Y, Lie SA, Havelin LI, Furnes O, Hove LM. Results of 189 wrist replacements. A report from the Norwegian Arthroplasty Register. Acta Orthop 2011 June;82(4): Epub ahead of print

  81. Laborie LB, Lehmann TG, Engesæter IØ, Eastwood DM, Engesæter LB, Rosendahl K. Prevalence of radiographic findings thought to be associated with femoroacetabular impingement in a population-based cohort of 2081 healthy young adults. Radiology 2011 August; Volume 260 number 2.

  82. Espehaug B, Furnes O, Engesæter LB, Havelin LI. Hofteproteser i Norge 1989-2008. Tidsskr Nor Legeforen 2011;131:1543-6.

  83. Lindalen E, Havelin LI, Nordsletten L, Dybvik E, Fenstad AM, Hallan G, Furnes O, Høvik Ø, Röhrl SM. Is reverse hybrid hip replacement the solution? 3,963 primary hip replacements with cemented cup and uncemented stem, from the Norwegian Arthroplasty Register. Acta Orthop 2011;82(5):x-x.

  84. Engesæter LB, Dale H, Schrama JC, Hallan G, Lie SA. Surgical procedures in the treatment of 784 infected THAs reported to the Norwegian Arthroplasty Register. Best survival with 2-stage exchange revision, but also good results with debridement and retention of the fixed implant. Acta Orthop 2011;82(5):530-37.

  85. Engesæter IØ, Laborie LB, Lehmann TG, Sera F, Fevang JM, Pedersen D, Morcuende J, Lie SA, Engesæter LB, Rosendahl K. Radiological findings for hip dysplasia at skeletal maturity. Validation of digital and manual measurement techniques. Skeletal Radiol 2011 Sep 25.

  86. Dale H, Skråmm I, Løwer HL, Eriksen HM, Espehaug B, Furnes O, Skjeldestad FE, Havelin LI, Engesæter LB. Infection after primary hip arthroplasty. A comparison of 3 Norwegian health registers. Acta Orthop 2011;82(6):x-x.

  87. Paxton EW, Furnes O, Namba RS, Inacio MCS, Fenstad AM, Havelin LI. Comparison of the Norwegian Knee Arthroplasty Register and a United States Arthroplasty Registry. J Bone Joint Surg Am. 2011;93 Suppl 3(E):20-30.

  88. Havelin LI, Robertsson O, Fenstad AM, Overgaard S, Garellick G, Furnes O. A Scandinavian Experience of Register Collaboration: The Nordic Arthroplasty Register Association (NARA). J Bone Joint Surg Am. 2011;93 Suppl 3(E):13-9

  89. Hallan G. Espehaug B, Furnes O, Wangen H, Høl PJ, Ellison P, Havelin LI. Is there still a place for the cemented titanium femoral stem? 10,108 cases from the Norwegian Arthroplasty Register. Acta Orhop 2012;83(1): x-x

Nasjonalt Korsbåndsregister (The Norwegian Cruciate Ligament Register)

  1. Granan LP, Engebretsen L, Bahr R. Surgery for anterior cruciate ligament injuries in Norway. Tidsskr Nor Lægeforen 2004;124:928-30.

  2. Granan LP, Engebretsen L, Bahr R. Kirurgi ved fremre korsbåndskader i Norge - sett fra et idrettsmedisinsk perspektiv. Norsk Idrettsmedisin 2004;4:3-4.

  3. Solumshengslet K, Granan LP, Furnes ON, Steindal K, Engebretsen L. Registreringsgrad i Nasjonalt Korsbåndregister. Norsk Idrettsmedisin 2007;2:7,9-11.

  4. Granan LP, Bahr R, Steindal K, Furnes O, Engebretsen L. Development of a national cruciate ligament surgery registry – the Norwegian National Knee Ligament registry. Am J Sports Med 2008;36:308-15.

  5. Moksnes H, Engebretsen L, Risberg MA. Performance-based functional outcome for children 12 years or younger following anterior cruciate ligament injury: a two to nine-year follow-up study. Knee Surg Sports Traumatol Arthrosc; 16(3):214-23.

  6. Årøen A, Hjermundrud V, Kvist T, Engebretsen L, Risberg MA. Preoperatively no significant difference in functional scoring (KOOS) in anterior cruciate ligament-injured knees with and without a full thickness cartilage lesion. BJSM The Journal of Sport and Excercise Medicine, June 2008, Vol. 42, No.6.

  7. Engebretsen L, Forssblad M. Why knee ligament registries are important. Knee Surg Sports Traumatol Arthrosc. 2009 Feb;17(2):115-6.

  8. Granan LP, Bahr R, Lie SA, Engebretsen L. Timing of anterior cruciate ligament reconstructive surgery and risk of cartilage lesions and meniscal tears: a cohort study based on the Norwegian National Knee Ligament Registry. Am J Sports Med 2009 May;37(5):955-61.

  9. Granan LP, Forssblad M, Lind M, Engebretsen L. The Scandinavian ACL registries 2004-2007: baseline epidemiology.. Acta Orthop, 2009 Oct;80:5,563-7.

  10. Magnussen RA, Granan LP, Dunn WR, Amendola A, Andrish JT, Brophy R, Carey JL,Flanigan D, Huston LJ, Jones M, Kaeding CC, McCarty EC, Marx RG, Matava MJ, Parker RD, Vidal A, Wolcott M, Wolf BR, Wright RW, Spindler KP, Engebretsen L. Cross-cultural comparison of patients undergoing ACL reconstruction in the United States and Norway.. Knee Surg Sports Traumatol Arthrosc. 2010 Jan;18(1):98-105.

  11. Heir S, Nerhus TK, Røtterud JH, Løken S, Ekeland A, Engebretsen L, Årøen A. Focal cartilage defects in the knee impair quality of life as much as severe osteoarthritis: a comparison of knee injury and osteoarthritis outcome score in 4 patient categories scheduled for knee surgery. Am J Sports Med 2010 Feb; 38(2);231-7.

  12. Hjermundrud V, Bjune TK, Risberg MA, Engebretsen L, Arøen A. Full-thickness cartilage lesion do not affect knee function in patients with ACL injury. Knee Surg Sports Traumatol Arthrosc 2010 Mar;18(3):298-303.

  13. Ytterstad K, Granan L, Engebretsen L The Norwegian Cruciate Ligament Registry has a high degree of completeness. Tidsskrift for Den norske legeforening, 2011; 131:248-50.

  14. Maletis GB, Granan LP, Inacio MCS, Funahashi TT, Engebretsen L. Comparison of Community-Based ACL
    Reconstruction Registries in the U.S. and Norway    . J Bone Joint Surg Am. 2011;93 Suppl 3(E):31-6.

  15. Røtterud JH, Sivertsen EA, Forssblad M, Engebretsen L, Årøen A. Effect of gender and sports on the risk of full-thickness articular cartilage lesions in anterior cruciate ligament -injured knees: a nationwide cohort study from Sweden and Norway of 15 783 patients. Am J Sports Med 2011 Jul;39(7):1387-94.

  16. Røtterud JH, Risberg MA, Engebretsen L, Arøen A. Patients with focal full-thickness cartilage lesions benefit less from ACL reconstruction at 2-5 years follow-up. Knee Surg Sports Traumatol Arthrosc 2011 Nov. (epub ahead of print)

  17. Ytterstad K, Granan LP, Ytterstad B, Steindal K, Fjeldsgaard KA, Furnes O, Engebretsen L Registration rate in the Norwegian Cruciate Ligament Register. Acta Orthopaedica 2012; 83 (2): 174–178.

Nasjonalt hoftebruddregister (The Norwegian Hip Fracture Register)

  1. Gjertsen JE, Fevang J, Vinje T, Engesæter LB, Steindal K, Furnes O. Nasjonalt hoftebruddregister. Norsk Epidemiologi 2006;16:89-94.

  2. Gjertsen JE, Lie SA, Fevang JM, Havelin LI, Engesæter LB, Vinje T, Furnes O. Total hip replacement after femoral neck fractures in elderly patients. Results of 8,577 fractures reported to the Norwegian Arthroplasty Register. Acta Orthop 2007;78:491-7.

  3. Gjertsen JE, Vinje T, Lie SA, Engesæter LB, Havelin LI, Furnes O, Fevan1077. Patient satisfaction, pain and quality of life 4 months after displaced femoral neck fracture. Acta Orthop. 2008;79:594-601.

  4. Gjertsen JE, Engesæter LB, Furnes O, Havelin LI, Steindal K, Vinje T, Fevang J. The Norwegian Hip Fracture Register. Experiences after the first 2 years and 15 576 reported operations. Acta Orthop. 2008;79:583-593.

  5. Gjertsen JE, Vinje T, Engesæter LB, Lie SA, Havelin LI, Furnes O, Fevang JM. Internal screw fixation versus bipolar hemiarthroplasty as treatment for displaced femoral neck fractures in elderly patients. A national register based study on 1,031 patients. J Bone Joint Surg Am 2010 Mar;92-A(3):619-628.

  6. Gjertsen JE, Fevang JM, Matre K, Vinje T, Engesæter LB. Clinical outcome after undisplaced femoral neck fractures. A prospective comparison of 14,757 undisplaced and displaced fractures reported to the Norwegian Hip Fracture Register. Acta Orthop 2011;82(3):268-74.

Kliniske studier knyttet til Kompetansesenter for Leddproteser  (Clinical studies)

  1. Hallan G, Lie SA, Havelin LI. High wear rates and extensive osteolysis in 3 types of uncemented total hip arthroplasty: a review of the PCA, the Harris Galante and the Profile/Tri-Lock Plus arthroplasties with a minimum of 12 years median follow-up in 96 hips. Acta Orthop 2006;77:575-84.

  2. Hallan G, Aamodt A, Furnes O, Skredderstuen A, Haugan K, Havelin LI. Palamed G compared with Palacos R with gentamicin in Charnley total hip replacement. A randomised, radiostereometric study of 60 hips. J Bone Joint Surg 2006;88-B:1143-8

  3. Kadar T, Hallan G, Aamodt A, Indrekvam K, Badawy M, Skredderstuen A, Havelin LI, Stokke T, Haugan K, Espehaug B, Furnes ON Wear and Migration of Highly Cross-Linked and Conventional Cemented Polyethylene Cups with Cobalt Chrome or Oxinium Femoral Heads: A Randomized Radiostereometric Study of 150 Patients. J Orthop Res. 2011 Feb 25. doi: 10.1002/jor.21389

  4. Ravnskog FA, Espehaug B, Indrekvam K. Randomised clinical trial comparing Hydrofiber and alginate dressings post-hip replacement. J Wound Care. 2011 Mar;20(3):136-42.

  5. Kadar T, Hallan G, Aamodt A, Indrekvam K, Badawy M, Havelin LI, Stokke T, Haugan K, Espehaug B, Furnes O. A randomized study on migration of the Spectron EF and the Charnley flanged 40 cemented femoral components using radiostereometric analysis at 2 years. Acta Orthop 2011;82(5): XX.

  6. Kadar T, Furnes O, Aamodt A, Indrekvam K, Havelin LI, Haugan K, Espehaug B, Hallan G. The influence of acetabular inclination angle on the penetration of polyethylene and migration of the acetabular component. A prospective, radiostereometric study on cemented acetabular components. J Bone Joint Surg Br 2012;94-B:302-7.