1. Surgical competence, research and evidence-based medicine (EBM) in orthopaedic surgery: what the ESSKA is doing to bring it all together

   • Laura de Girolamo
   • David Dejour
   • Romain Seil

   Editorial 23 December 2019 Pages: 335 - 338

   

2. Strength in numbers? The fragility index of studies from the Scandinavian knee ligament registries

   • Eleonor Svantesson
   • Eric Hamrin Senorski
   • Kristian Samuelsson

   KNEE Open access 12 June 2019 Pages: 339 - 352

   

3. Every second retired elite female football player has MRI evidence of knee osteoarthritis before age 50 years: a cross-sectional study of clinical and MRI outcomes

   • Annika Prien
   • Sana Boudabous
   • Philippe M. Tscholl

   KNEE 17 June 2019 Pages: 353 - 362

   

4. The incidence of paediatric ACL injury is increasing in Finland

   • Frederick K. Weitz
   • Petri J. Sillanpää
   • Ville M. Mattila

   KNEE Open access 20 June 2019 Pages: 363 - 368

   

5. Age, gender, quadriceps strength and hop test performance are the most important factors affecting the achievement of a patient-acceptable symptom state after ACL reconstruction

   • Riccardo Cristiani
   • Christina Mikkelsen
   • Anders Stålman

   KNEE Open access 22 June 2019 Pages: 369 - 380

6. Triaxial accelerometer evaluation is correlated with IKDC grade of pivot shift

   • Lionel Helfer
   • Thais Dutra Vieira
   • Bertrand Sonnery-Cottet

   KNEE 14 June 2019 Pages: 381 - 388

   

7. A new device for patellofemoral instrumented stress-testing provides good reliability and validity

   • Ana Leal
   • Renato Andrade
   • Elizabeth Arendt

   KNEE 28 June 2019 Pages: 389 - 397

   

8. Healthy knees have a highly variable patellofemoral alignment: a systematic review

   • Bettina Hochreiter
   • Silvan Hess
   • Henrik Behrend

   KNEE 29 June 2019 Pages: 398 - 406

   

9. Correction to: Healthy knees have a highly variable patellofemoral alignment: a systematic review

   • Bettina Hochreiter
   • Silvan Hess
   • Henrik Behrend

   Correction 13 September 2019 Pages: 407 - 407

10. Zoledronic acid is more efficient than ibandronic acid in the treatment of symptomatic bone marrow lesions of the knee

    • Fabio Müller
    • Konrad A. Appelt
    • Norbert Suhm

    KNEE Open access 04 July 2019 Pages: 408 - 417

    

11. Good mid-term outcomes and low rates of residual rotatory laxity, complications and failures after revision anterior cruciate ligament reconstruction (ACL) and lateral extra-articular tenodesis (LET)

    • Alberto Grassi
    • Juan Pablo Zicaro
    • The ESSKA Arthroscopy Committee

    KNEE 19 July 2019 Pages: 418 - 431

    

12. Procedure length is independently associated with overnight hospital stay and 30-day readmission following anterior cruciate ligament reconstruction

    • Venkat Boddapati
    • Michael C. Fu
    • Anil S. Ranawat

    KNEE 24 July 2019 Pages: 432 - 438

13. Trends in knee arthroscopy utilization: a gap in knowledge translation

    • Ryan M. Degen
    • Yekaterina Lebedeva
    • Dianne Bryant

    KNEE 29 July 2019 Pages: 439 - 447

    

14. Predicting adequacy of free quadriceps tendon autograft, for primary and revision ACL reconstruction, from patients’ physical parameters

    • Anthony Ugwuoke
    • Farhan Syed
    • Sam El-Kawy

    KNEE 30 July 2019 Pages: 448 - 453

15. Unilateral anterior knee pain is associated with increased patellar lateral position after stressed lateral translation

    • Ana Leal
    • Renato Andrade
    • João Espregueira-Mendes

    KNEE 02 August 2019 Pages: 454 - 462

    

16. Compliance in post-operative rehabilitation is a key factor for return to sport after revision anterior cruciate ligament reconstruction

    • Francesco Della Villa
    • Luca Andriolo
    • Stefano Zaffagnini

    KNEE 03 August 2019 Pages: 463 - 469

    

17. Third-generation autologous chondrocyte implantation after failed bone marrow stimulation leads to inferior clinical results

    • Peter Ernst Müller
    • David Gallik
    • Thomas Richard Niethammer

    KNEE 12 August 2019 Pages: 470 - 477

    

18. Repair of the medial patellofemoral ligament with suture tape augmentation leads to similar primary contact pressures and joint kinematics like reconstruction with a tendon graft: a biomechanical comparison

    • Julian Mehl
    • Alexander Otto
    • Florian B. Imhoff

    KNEE 13 August 2019 Pages: 478 - 488

    

19. No difference in postoperative rotational laxity after ACL reconstruction in patients with and without anterolateral capsule injury: quantitative evaluation of the pivot-shift test at 1-year follow-up

    • Yuji Hiroshima
    • Yuichi Hoshino
    • Ryosuke Kuroda

    KNEE 14 August 2019 Pages: 489 - 494

    

20. Psychological factors are associated with return to pre-injury levels of sport and physical activity after ACL reconstruction

    • Shelby E. Baez
    • Matthew C. Hoch
    • Johanna M. Hoch

    KNEE 05 September 2019 Pages: 495 - 501

21. Good mid-term outcomes after adipose-derived culture-expanded mesenchymal stem cells implantation in knee focal cartilage defects

    • Theofylaktos Kyriakidis
    • Michael Iosifidis
    • René Verdonk

    KNEE 06 September 2019 Pages: 502 - 508

22. Quadriceps tendon autograft ACL reconstruction has less pivot shift laxity and lower failure rates than hamstring tendon autografts

    • John Nyland
    • Philip Collis
    • David N. M. Caborn

    KNEE 19 September 2019 Pages: 509 - 518

    

23. Prevention of severe knee injuries in men’s elite football by implementing specific training modules

    • Werner Krutsch
    • Jennifer Lehmann
    • Oliver Loose

    KNEE 20 September 2019 Pages: 519 - 527

    

24. Limited positive effects on jump-landing technique in girls but not in boys after 8 weeks of injury prevention exercise training in youth football

    • Hanna Lindblom
    • Markus Waldén
    • Martin Hägglund

    KNEE Open access 20 September 2019 Pages: 528 - 537

    

25. Over-the-top ACL reconstruction restores anterior and rotatory knee laxity in skeletally immature individuals and revision settings

    • Kanto Nagai
    • Benjamin B. Rothrauff
    • Freddie H. Fu

    KNEE 23 September 2019 Pages: 538 - 543

    

26. Implantation of mesenchymal stem cells in combination with allogenic cartilage improves cartilage regeneration and clinical outcomes in patients with concomitant high tibial osteotomy

    • Yong Sang Kim
    • Pill Ku Chung
    • Yong Gon Koh

    KNEE 23 September 2019 Pages: 544 - 554

    

27. Superior knee self-efficacy and quality of life throughout the first year in patients who recover symmetrical muscle function after ACL reconstruction

    • Ramana Piussi
    • Susanne Beischer
    • Eric Hamrin Senorski

    KNEE Open access 25 September 2019 Pages: 555 - 567

    

28. Knee dislocation and associated injuries: an analysis of the American College of Surgeons National Trauma Data Bank

    • Majid Chowdhry
    • Daniel Burchette
    • David Wasserstein

    Knee 26 September 2019 Pages: 568 - 575

    

29. Cartilage damage at the time of anterior cruciate ligament reconstruction is associated with weaker quadriceps function and lower risk of future ACL injury

    • Joshua S. Everhart
    • Alex C. DiBartola
    • David C. Flanigan

    KNEE 09 October 2019 Pages: 576 - 583

    

30. Anatomic femoral tunnel placement is difficult by the transtibial technique: comparison of three different femoral tunnel drilling techniques in double-bundle anterior cruciate ligament reconstructions

    • Kaori Nakamura
    • Tomomasa Nakamura
    • Hideyuki Koga

    KNEE 14 October 2019 Pages: 584 - 593

    

31. Seventy percent long-term survival of the repaired ACL after dynamic intraligamentary stabilization

    • Sufian S. Ahmad
    • Katharina Schürholz
    • Frank M. Klenke

    KNEE 21 October 2019 Pages: 594 - 598

    

32. Preoperative opioid use is associated with inferior outcomes after patellofemoral stabilization surgery

    • Zain M. Khazi
    • Alan G. Shamrock
    • Matthew Bollier

    KNEE 24 October 2019 Pages: 599 - 605

    

33. Jump performance in male and female football players

    • Amelia J. H. Arundale
    • Joanna Kvist
    • Anne Fältström

    KNEE Open access 30 October 2019 Pages: 606 - 613

    

34. Notchplasty alters knee biomechanics after anatomic ACL reconstruction

    • Yongtao Mao
    • Brandon Marshall
    • Carola F. van Eck

    KNEE 05 November 2019 Pages: 614 - 621

    

35. Contralateral and siblings’ knees are at higher risk of ACL tear for patients with a positive history of ACL tear

    • Mohsen Mardani-Kivi
    • Mahmoud Karimi Mobarakeh
    • Zoleikha Azari

    KNEE 14 November 2019 Pages: 622 - 628

36. Intraoperative fluoroscopy reduces the variability in femoral tunnel placement during single-bundle anterior cruciate ligament reconstruction

    • Seung-Suk Seo
    • Chang-Wan Kim
    • Chang-Kyu Kim

    KNEE 15 November 2019 Pages: 629 - 636

    

37. Isolated gracilis tendon harvesting is not associated with loss of strength and maintains good functional outcome

    • Anne Flies
    • Markus Scheibel
    • Sebastian Kopf

    KNEE 16 November 2019 Pages: 637 - 644

    

38. Quadriceps tendon autograft ACL reconstructed subjects overshoot target knee extension angle during active proprioception testing

    • Hande Guney-Deniz
    • Gulcan Harput
    • Mahmut Nedim Doral

    KNEE 27 November 2019 Pages: 645 - 652

39. Better functional outcomes for ORIF in tibial eminence fracture treatment: a national comparative multicentric study of ORIF vs ARIF

    • Régis Pailhé
    • Thomas Bauer
    • The SOFCOT

    KNEE 03 December 2019 Pages: 653 - 657

    

40. Diagnostic accuracy of magnetic resonance arthrography to assess biceps pathologies prior to rotator cuff repair: response to the Letter to the Editor

    • Elise Loock
    • Mo Saffarini
    • Olivier Courage

    Letter to the Editor 27 November 2019 Pages: 658 - 659

41. Magnetic resonance arthrography is insufficiently accurate to diagnose biceps lesions prior to rotator cuff repair

    • Adnan Saithna
    • Robert Jordan

    Letter to Editor 23 September 2019 Pages: 660 - 661

42. Critical comments to the publication “Hevesi M, Macalena JA, Wu IT, Camp CL, Levy BA, Arendt EA, et al. (2018) High tibial osteotomy with modern PEEK implants is safe and leads to lower hardware removal rates when compared to conventional metal fixation: a multi-center comparison study. Knee Surgery, Sports Traumatology, Arthroscopy 1–11”

    • Marc-Daniel Ahrend
    • Steffen Schröter

    Letter to Editor 04 June 2019 Pages: 662 - 663

43. Authors’ response to critical comments: High tibial osteotomy with modern PEEK implants is safe and leads to lower hardware removal rates when compared to conventional metal fixation: a multi-center comparison study

    • Mario Hevesi
    • Jeffrey A. Macalena
    • Aaron J. Krych

    LETTER TO THE EDITOR 26 June 2019 Pages: 664 - 666