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Prediction of Early Adverse Events After THA: A Comparison of Different Machine‐Learning Strategies Based on 262,356 Observations From the Nordic Arthroplasty Register Association (NARA) Dataset.
Published in:
ACR Open Rheumatology, 2024, v. 6, n. 10, p. 669, doi. 10.1002/acr2.11709
By:
- Venäläinen, Mikko S.;
- Panula, Valtteri J.;
- Eskelinen, Antti P.;
- Fenstad, Anne Marie;
- Furnes, Ove;
- Hallan, Geir;
- Rolfson, Ola;
- Kärrholm, Johan;
- Hailer, Nils P.;
- Pedersen, Alma B.;
- Overgaard, Søren;
- Mäkelä, Keijo T.;
- Elo, Laura L.
Publication type:
Article
Effect of femoral head size on risk of revision for dislocation after total hip arthroplasty.
Published in:
Acta Orthopaedica, 2013, v. 84, n. 4, p. 342, doi. 10.3109/17453674.2013.810518
By:
- Kostensalo, Inari;
- Junnila, Mika;
- Virolainen, Petri;
- Remes, Ville;
- Matilainen, Markus;
- Vahlberg, Tero;
- Pulkkinen, Pekka;
- Eskelinen, Antti;
- Mäkelä, Keijo T
Publication type:
Article
Results of 3,668 primary total hip replacements for primary osteoarthritis in patients under the age of 55 years.
Published in:
Acta Orthopaedica, 2011, v. 82, n. 5, p. 521, doi. 10.3109/17453674.2011.618908
By:
- Mäkelä, Keijo T;
- Eskelinen, Antti;
- Pulkkinen, Pekka;
- Paavolainen, Pekka;
- Remes, Ville
Publication type:
Article
The effect of hospital volume on length of stay, re-admissions, and complications of total hip arthroplasty.
Published in:
Acta Orthopaedica, 2011, v. 82, n. 1, p. 20, doi. 10.3109/17453674.2010.533930
By:
- Mäkelä, Keijo T;
- Häkkinen, Unto;
- Peltola, Mikko;
- Linna, Miika;
- Kröger, Heikki;
- Remes, Ville
Publication type:
Article
Cementless total hip arthroplasty for primary osteoarthritis in patients aged 55 years and older.
Published in:
Acta Orthopaedica, 2010, v. 81, n. 1, p. 42, doi. 10.3109/17453671003635900
By:
- Mäkelä, Keijo T;
- Eskelinen, Antti;
- Paavolainen, Pekka;
- Pulkkinen, Pekka;
- Remes, Ville
Publication type:
Article
Geographical variation in incidence of primary total hip arthroplasty: a population-based analysis of 34,642 replacements.
Published in:
Archives of Orthopaedic & Trauma Surgery, 2010, v. 130, n. 5, p. 633, doi. 10.1007/s00402-009-0919-4
By:
- Mäkelä, Keijo T.;
- Peltola, Mikko;
- Häkkinen, Unto;
- Remes, Ville
Publication type:
Article
Long-term blood metal ion levels and clinical outcome after Birmingham hip arthroplasty.
Published in:
Scandinavian Journal of Surgery, 2022, v. 111, n. 1, p. 1, doi. 10.1177/14574969211066197
By:
- Pietiläinen, Sakari;
- Lindström, Miro;
- Laaksonen, Inari;
- Venäläinen, Mikko S.;
- Lankinen, Petteri;
- Mäkelä, Keijo T.
Publication type:
Article
Survival of primary ankle replacements: data from global joint registries.
Published in:
Journal of Foot & Ankle Research, 2022, v. 15, p. 1, doi. 10.1186/s13047-022-00539-2
By:
- Perry, Thomas A.;
- Silman, Alan;
- Culliford, David;
- Gates, Lucy;
- Arden, Nigel;
- Bowen, Catherine;
- the International Ankle Arthroplasty Registry Consortium;
- Harris, Ian A.;
- Dyer, Chelsea Nicole;
- Beischer, Andrew;
- Ackerman, Ilana;
- Furnes, Ove;
- Hallan, Geir;
- Mäkelä, Keijo T.;
- Stenholm, Miika;
- Henricson, Anders;
- McKie, John;
- Muir, Dawson
Publication type:
Article
Survival of primary ankle replacements: data from global joint registries.
Published in:
Journal of Foot & Ankle Research, 2022, v. 15, n. 1, p. 1, doi. 10.1186/s13047-022-00539-2
By:
- Perry, Thomas A.;
- Silman, Alan;
- Culliford, David;
- Gates, Lucy;
- Arden, Nigel;
- Bowen, Catherine;
- the International Ankle Arthroplasty Registry Consortium;
- Harris, Ian A.;
- Dyer, Chelsea Nicole;
- Beischer, Andrew;
- Ackerman, Ilana;
- Furnes, Ove;
- Hallan, Geir;
- Mäkelä, Keijo T.;
- Stenholm, Miika;
- Henricson, Anders;
- McKie, John;
- Muir, Dawson
Publication type:
Article
Increasing risk of revision due to infection after primary total hip arthroplasty: results from the Nordic Arthroplasty Register Association.
Published in:
Acta Orthopaedica, 2023, v. 94, p. 307, doi. 10.2340/17453674.2023.13648
By:
- DALE, Håvard;
- FENSTAD, Anne Marie;
- HALLAN, Geir;
- OVERGAARD, Søren;
- PEDERSEN, Alma B.;
- HAILER, Nils P.;
- KÄRRHOLM, Johan;
- ROLFSON, Ola;
- ESKELINEN, Antti;
- MÄKELÄ, Keijo T.;
- FURNES, Ove
Publication type:
Article
Risk factors for revision due to prosthetic joint infection following total knee arthroplasty based on 62,087 knees in the Finnish Arthroplasty Register from 2014 to 2020.
Published in:
Acta Orthopaedica, 2023, v. 94, p. 215, doi. 10.2340/17453674.2023.12307
By:
- KEEMU, Hannes;
- ALAKYLÄ, Kasperi J.;
- KLÉN, Riku;
- PANULA, Valtteri J.;
- VENÄLÄINEN, Mikko S.;
- HAAPAKOSKI, Jaason J.;
- ESKELINEN, Antti P.;
- PAMILO, Konsta;
- KETTUNEN, Jukka S.;
- PUHTO, Ari-Pekka;
- VASARA, Anna I.;
- ELO, Laura L.;
- MÄKELÄ, Keijo T.
Publication type:
Article
Impact of the Nordic Arthroplasty Register Association (NARA) collaboration on demographics, methods and revision rates in knee arthroplasty: a register-based study from NARA 2000-2017.
Published in:
Acta Orthopaedica, 2022, v. 93, p. 866, doi. 10.2340/17453674.2022.5256
By:
- IRMOLA, Tero;
- PONKILAINEN, Ville;
- MÄKELÄ, Keijo T.;
- ROBERTSSON, Otto;
- W-DAHL, Annette;
- FENSTAD, Ove FURNES Anne M.;
- PEDERSEN, Alma B.;
- SCHRØDER, Henrik M.;
- NIEMELÄINEN, Mika J.;
- ESKELINEN, Antti
Publication type:
Article
Median 10-year whole blood metal ion levels and clinical outcome of ReCap-M2a-Magnum metal-on-metal total hip arthroplasty.
Published in:
Acta Orthopaedica, 2022, v. 93, p. 444, doi. 10.2340/17453674.2022.2510
By:
- PIETILÄINEN, Sakari;
- LINNOVAARA, Axel;
- VENÄLÄINEN, Mikko S.;
- MÄNTYMÄKI, Heikki;
- LAAKSONEN, Inari;
- LANKINEN, Petteri;
- MÄKELÄ, Keijo T.
Publication type:
Article
Repeated metal ion measurements and long-term outcome of Durom/MMC total hip arthroplasty.
Published in:
Acta Orthopaedica, 2022, v. 93, p. 241, doi. 10.2340/17453674.2022.1444
By:
- PIETILÄINEN, Sakari;
- SMEDBERG, Erno;
- LAAKSONEN, Inari;
- VENÄLÄINEN, Mikko S.;
- LANKINEN, Petteri;
- MÄKELÄ, Keijo T.
Publication type:
Article
Return to work after lumbar disc herniation surgery: an occupational cohort study.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 6, p. 638, doi. 10.1080/17453674.2021.1951010
By:
- Laasik, Raul;
- Lankinen, Petteri;
- Kivimäki, Mika;
- Neva, Marko H;
- Aalto, Ville;
- Oksanen, Tuula;
- Vahtera, Jussi;
- Mäkelä, Keijo T
Publication type:
Article
Risk factors for prosthetic joint infections following total hip arthroplasty based on 33,337 hips in the Finnish Arthroplasty Register from 2014 to 2018.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 6, p. 665, doi. 10.1080/17453674.2021.1944529
By:
- Panula, Valtteri J;
- Alakylä, Kasperi J;
- Venäläinen, Mikko S;
- Haapakoski, Jaason J;
- Eskelinen, Antti P;
- Manninen, Mikko J;
- Kettunen, Jukka S;
- Puhto, Ari-Pekka;
- Vasara, Anna I;
- Elo, Laura L;
- Mäkelä, Keijo T
Publication type:
Article
Implant survival of 2,723 vitamin E-infused highly crosslinked polyethylene liners in total hip arthroplasty: data from the Finnish Arthroplasty Register.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 3, p. 316, doi. 10.1080/17453674.2021.1879513
By:
- Hemmilä, Matias;
- Laaksonen, Inari;
- Matilainen, Markus;
- Eskelinen, Antti;
- Haapakoski, Jaason;
- Puhto, Ari-Pekka;
- Kettunen, Jukka;
- Pamilo, Konsta;
- Mäkelä, Keijo T
Publication type:
Article
Total hip arthroplasties in the Dutch Arthroplasty Register (LROI) and the Nordic Arthroplasty Register Association (NARA): comparison of patient and procedure characteristics in 475,685 cases.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 1, p. 15, doi. 10.1080/17453674.2020.1843875
By:
- Van Steenbergen, Liza N;
- Mäkelä, Keijo T;
- Kärrholm, Johan;
- Rolfson, Ola;
- Overgaard, Søren;
- Furnes, Ove;
- Pedersen, Alma B;
- Eskelinen, Antti;
- Hallan, Geir;
- Schreurs, Berend W;
- Nelissen, Rob G H H
Publication type:
Article
Similar early mortality risk after cemented compared with cementless total hip arthroplasty for primary osteoarthritis: data from 188,606 surgeries in the Nordic Arthroplasty Register Association database.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 1, p. 47, doi. 10.1080/17453674.2020.1842003
By:
- Pedersen, Alma B;
- Mailhac, Aurélie;
- Garland, Anne;
- Overgaard, Søren;
- Furnes, Ove;
- Lie, Stein Atle;
- Fenstad, Anne Marie;
- Rogmark, Cecilia;
- Kärrholm, Johan;
- Rolfson, Ola;
- Haapakoski, Jaason;
- Eskelinen, Antti;
- Mäkelä, Keijo T;
- Hailer, Nils P
Publication type:
Article
Association between fixation type and revision risk in total knee arthroplasty patients aged 65 years and older: a cohort study of 265,877 patients from the Nordic Arthroplasty Register Association 2000–2016.
Published in:
Acta Orthopaedica, 2021, v. 92, n. 1, p. 91, doi. 10.1080/17453674.2020.1837422
By:
- Irmola, Tero;
- Ponkilainen, Ville;
- Mäkelä, Keijo T;
- Robertsson, Otto;
- W-Dahl, Annette;
- Furnes, Ove;
- Fenstad, Anne M;
- Pedersen, Alma B;
- Schrøder, Henrik M;
- Eskelinen, Antti;
- Niemeläinen, Mika J
Publication type:
Article
Does cup position differ between trabecular metal and titanium cups? A radiographic propensity score matched study of 300 hips.
Published in:
Acta Orthopaedica, 2020, v. 91, n. 6, p. 682, doi. 10.1080/17453674.2020.1788290
By:
- Laaksonen, Inari;
- Hjelmberg, Natalie;
- Gromov, Kirill;
- Eskelinen, Antti E;
- Rolfson, Ola;
- Malchau, Henrik;
- Troelsen, Anders;
- Mäkelä, Keijo T;
- Mohaddes, Maziar
Publication type:
Article
The effect of fixation type on the survivorship of contemporary total knee arthroplasty in patients younger than 65 years of age: a register-based study of 115,177 knees in the Nordic Arthroplasty Register Association (NARA) 2000–2016.
Published in:
Acta Orthopaedica, 2020, v. 91, n. 2, p. 184, doi. 10.1080/17453674.2019.1710373
By:
- Niemeläinen, Mika J;
- Mäkelä, Keijo T;
- Robertsson, Otto;
- W-Dahl, Annette;
- Furnes, Ove;
- Fenstad, Anne M;
- Pedersen, Alma B;
- Schrøder, Henrik M;
- Reito, Aleksi;
- Eskelinen, Antti
Publication type:
Article
Outcome of 881 total hip arthroplasties in 747 patients 21 years or younger: data from the Nordic Arthroplasty Register Association (NARA) 1995–2016.
Published in:
Acta Orthopaedica, 2019, v. 90, n. 4, p. 331, doi. 10.1080/17453674.2019.1615263
By:
- Halvorsen, Vera;
- Fenstad, Anne Marie;
- Engesæter, Lars B;
- Nordsletten, Lars;
- Overgaard, Søren;
- Pedersen, Alma B;
- Kärrholm, Johan;
- Mohaddes, Maziar;
- Eskelinen, Antti;
- Mäkelä, Keijo T;
- Röhrl, Stephan M
Publication type:
Article
Survival of 11,390 Continuum cups in primary total hip arthroplasty based on data from the Finnish Arthroplasty Register.
Published in:
Acta Orthopaedica, 2019, v. 90, n. 4, p. 312, doi. 10.1080/17453674.2019.1603596
By:
- Hemmilä, Matias;
- Karvonen, Mikko;
- Laaksonen, Inari;
- Matilainen, Markus;
- Eskelinen, Antti;
- Haapakoski, Jaason;
- Puhto, Ari-Pekka;
- Kettunen, Jukka;
- Manninen, Mikko;
- Mäkelä, Keijo T
Publication type:
Article
Different incidences of knee arthroplasty in the Nordic countries.
Published in:
Acta Orthopaedica, 2017, v. 88, n. 2, p. 173, doi. 10.1080/17453674.2016.1275200
By:
- NiemeläInen, Mika J;
- MäKelä, Keijo T;
- Robertsson, Otto;
- W-Dahl, Annette;
- Furnes, Ove;
- Fenstad, Anne M;
- Pedersen, Alma B;
- Schrøder, Henrik M;
- Huhtala, Heini;
- Eskelinen, Antti
Publication type:
Article
Poor 10-year survivorship of hip resurfacing arthroplasty.
Published in:
Acta Orthopaedica, 2016, v. 87, n. 6, p. 554, doi. 10.1080/17453674.2016.1246316
By:
- Seppänen, Matti;
- Karvonen, Mikko;
- Virolainen, Petri;
- Remes, Ville;
- Pulkkinen, Pekka;
- Eskelinen, Antti;
- Liukas, Antti;
- Mäkelä, Keijo T
Publication type:
Article
Implant survival of the most common cemented total hip devices from the Nordic Arthroplasty Register Association database.
Published in:
Acta Orthopaedica, 2016, v. 87, n. 6, p. 546, doi. 10.1080/17453674.2016.1222804
By:
- Junnila, Mika;
- Laaksonen, Inari;
- Eskelinen, Antti;
- Pulkkinen, Pekka;
- Ivar Havelin, Leif;
- Furnes, Ove;
- Marie Fenstad, Anne;
- Pedersen, Alma B;
- Overgaard, Søren;
- Kärrholm, Johan;
- Garellick, Göran;
- Malchau, Henrik;
- Mäkelä, Keijo T
Publication type:
Article
Adverse reaction to metal debris after Birmingham hip resurfacing arthroplasty.
Published in:
Acta Orthopaedica, 2015, v. 86, n. 3, p. 345, doi. 10.3109/17453674.2014.1004015
By:
- Junnila, Mika;
- Seppänen, Matti;
- Mokka, Jari;
- Virolainen, Petri;
- Pölönen, Tuukka;
- Vahlberg, Tero;
- Mattila, Kimmo;
- Tuominen, Esa K J;
- Rantakokko, Juho;
- Äärimaa, Ville;
- Itälä, Ari;
- Mäkelä, Keijo T
Publication type:
Article
Hydroxyapatite coating does not improve uncemented stem survival after total hip arthroplasty!
Published in:
Acta Orthopaedica, 2015, v. 86, n. 1, p. 18, doi. 10.3109/17453674.2014.957088
By:
- Hailer, Nils P;
- Lazarinis, Stergios;
- Mäkelä, Keijo T;
- Eskelinen, Antti;
- Fenstad, Anne M;
- Hallan, Geir;
- Havelin, Leif;
- Overgaard, Søren;
- Pedersen, Alma B;
- Mehnert, Frank;
- Kärrholm, Johan
Publication type:
Article
Countrywise results of total hip replacement.
Published in:
Acta Orthopaedica, 2014, v. 85, n. 2, p. 107, doi. 10.3109/17453674.2014.893498
By:
- Mäkelä, Keijo T;
- Matilainen, Markus;
- Pulkkinen, Pekka;
- Fenstad, Anne M;
- Havelin, Leif I;
- Engesaeter, Lars;
- Furnes, Ove;
- Overgaard, Søren;
- Pedersen, Alma B;
- Kärrholm, Johan;
- Malchau, Henrik;
- Garellick, Göran;
- Ranstam, Jonas;
- Eskelinen, Antti
Publication type:
Article
Cancer incidence and cause-specific mortality in patients with metal-on-metal hip replacements in Finland.
Published in:
Acta Orthopaedica, 2014, v. 85, n. 1, p. 32, doi. 10.3109/17453674.2013.878830
By:
- Mäkelä, Keijo T;
- Visuri, Tuomo;
- Pulkkinen, Pekka;
- Eskelinen, Antti;
- Remes, Ville;
- Virolainen, Petri;
- Junnila, Mika;
- Pukkala, Eero
Publication type:
Article
Increased risk of revision in patients with non-traumatic femoral head necrosis.
Published in:
Acta Orthopaedica, 2014, v. 85, n. 1, p. 11, doi. 10.3109/17453674.2013.874927
By:
- Bergh, Camilla;
- Fenstad, Ann M;
- Furnes, Ove;
- Garellick, Göran;
- Havelin, Leif I;
- Overgaard, Søren;
- Pedersen, Alma B;
- Mäkelä, Keijo T;
- Pulkkinen, Pekka;
- Mohaddes, Maziar;
- Kärrholm, Johan
Publication type:
Article
Adverse reaction to metal debris after ReCap-M2A-Magnum large-diameter-head metal-on-metal total hip arthroplasty.
Published in:
Acta Orthopaedica, 2013, v. 84, n. 6, p. 549, doi. 10.3109/17453674.2013.859419
By:
- Mokka, Jari;
- Junnila, Mika;
- Seppänen, Matti;
- Virolainen, Petri;
- Pölönen, Tuukka;
- Vahlberg, Tero;
- Mattila, Kimmo;
- Tuominen, Esa K J;
- Rantakokko, Juho;
- Äärimaa, Ville;
- Kukkonen, Juha;
- Mäkelä, Keijo T
Publication type:
Article
Changing treatment of hip fractures in Finland.
Published in:
Archives of Orthopaedic & Trauma Surgery, 2024, v. 144, n. 8, p. 3469, doi. 10.1007/s00402-024-05462-8
By:
- Leino, Oskari K.;
- Forsbacka, Nora;
- Laaksonen, Inari E.;
- Mäkelä, Keijo T.;
- Matilainen, Markus;
- Ekman, Elina M.
Publication type:
Article
Survival of uncemented cups from a single manufacturer implanted from 1985 to 2013: Finnish Arthroplasty Register data.
Published in:
2017
By:
- Palomäki, Antton;
- Lempainen, Lasse;
- Matilainen, Markus;
- Eskelinen, Antti;
- Remes, Ville;
- Virolainen, Petri;
- Mäkelä, Keijo;
- Palomäki, Antton;
- Mäkelä, Keijo T
Publication type:
journal article
PET/CT to detect adverse reactions to metal debris in patients with metal‐on‐metal hip arthroplasty: an exploratory prospective study.
Published in:
Clinical Physiology & Functional Imaging, 2018, v. 38, n. 5, p. 847, doi. 10.1111/cpf.12493
By:
- Aro, Erik;
- Seppänen, Marko;
- Mäkelä, Keijo T.;
- Luoto, Pauliina;
- Roivainen, Anne;
- Aro, Hannu T.
Publication type:
Article

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