OOIR: Observatory of International Research

Papers

(The TQCC of Acta Orthopaedica is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
Increasing incidences and changes in treatment trends of clavicle fractures in adults during 2 decades in Denmark: a nationwide study on data from the Danish National Patient Registry	68
Ulnar shortening osteotomy for ulna impaction syndrome with positive ulnar variance: retrospective outcome analysis	55
Incidence of and survival after surgery for metastatic spine disease: a nationwide register-based study between 1997 and 2020 from Finland	46
Identifying recovery trajectories following primary total shoulder arthroplasty: a cohort study of 3,358 patients from the Dutch Arthroplasty Register	31
Lower mortality in distal femoral fractures in the presence of a knee arthroplasty: an observational study on 2,725 fractures from the Swedish Fracture Register	30
A matched comparison of the patient-reported outcome measures of cemented and cementless total knee replacements, based on the National Joint Registry of England, Wales, Northern Ireland, and Isle of	29
An algorithm for identifying causes of reoperations after orthopedic fracture surgery in health administrative data: a diagnostic accuracy study using the Danish National Patient Register	28
Factors influencing functioning after volar locking plate fixation of distal radius fractures: a scoping review of 148 studies	27
Total joint arthroplasty versus resection-interposition arthroplasty for thumb carpometacarpal arthritis: a randomized controlled trial	22
Letter to the Editor: Using epinephrine in local infiltration analgesia (LIA): focusing on safety reasons	21
The incidence of physeal fractures in the lower limb and the frequency of premature physeal closure: a cohort study of 236 patients	21
Range of hip abduction after preventive and reconstructive surgery in cerebral palsy: a longitudinal registry study of 307 children	21
Half of all hip and knee arthroplasty patients may be potential day-case candidates: a nationwide register study of 166,730 procedures	18
Birthweight correlates to pubo-femoral distances and α angles in hip ultrasound of newborns at 6 weeks of age: a retrospective cohort study	18
Sex-based differences in risk of revision for infection after hip, knee, shoulder, and ankle arthroplasty in osteoarthritis patients: a multinational registry study of 4,800,000 implants	16
Decreasing incidence of knee arthroscopy in Sweden between 2002 and 2016: a nationwide register-based study	16
Dislocation rate after hip arthroplasty due to metastatic bone disease: a retrospective cohort study evaluating the postoperative dislocation risk across different articulating solutions	15
Continuous periprosthetic bone loss but preserved stability for a collum femoris-preserving stem: follow-up of a prospective cohort study of 21 patients with dualenergy X-ray absorptiometry and radios	15
Vitamin E infused highly cross-linked cemented cups in total hip arthroplasty show good wear pattern and stabilize satisfactorily: a randomized, controlled RSA trial with 5-year follow-up	15
Evidence-based orthopedics and the myth of restoring the anatomy	15
Increasing risk of revision due to infection after primary total hip arthroplasty: results from the Nordic Arthroplasty Register Association	15
30-day and 1-year mortality after skeletal fractures: a register study of 295,713 fractures at different locations	14
Complications common in motorized intramedullary bone transport for non-infected segmental defects: a retrospective review of 15 patients	13
ChatGPT-4 generates orthopedic discharge documents faster than humans maintaining comparable quality: a pilot study of 6 cases	13
Improved forearm rotation even after early conversion to below-elbow cast for non-reduced diaphyseal both-bones forearm fractures in children: a secondary 7.5-year follow up of a randomized trial	13

Challenges in developing national orthopedic health research agendas in the Netherlands: process overview and recommendations	13
Knee function 30 years after ACL reconstruction: a case series of 60 patients	13
High revision rate of metal-backed glenoid component and impact on the overall revision rate of stemless total shoulder arthroplasty: a cohort study from the Danish Shoulder Arthroplasty Registry	12
Intensive physical activity following total hip arthroplasty increased the revision risk after 15 years: a cohort study of 973 patients from the Geneva Arthroplasty Register	12
No clinically relevant difference in patient-reported outcomes between the direct superior approach and the posterolateral or anterior approach for primary total hip arthroplasty: analysis of 37,976 p	12
Complications and risk factors of intramedullary bone lengthening nails: a retrospective multicenter cohort study of 314 FITBONE and PRECICE nails	12
Previous surgery for instability is a risk factor for a worse patient-reported outcome after anatomical shoulder arthroplasty for osteoarthritis: a Danish nationwide cohort study of 3,743 arthroplasti	12
Less inflammatory response in the direct anterior than in the direct lateral approach in patients with femoral neck fractures receiving a total hip arthroplasty: exploratory results from a randomized	12
Risk of reoperation due to surgical site infection in 74,771 hip fracture patients: a Danish nationwide cohort study	11
The impact of comorbidity status on knee function 1 year after total knee arthroplasty: a population-based cohort study	11
Risk of second revision and mortality following first-time revision due to prosthetic joint infection after primary total hip arthroplasty: results on 1,669 patients from the Danish Hip Arthroplasty R	10
Measurement of acute postoperative pain intensity in orthopedic trials: a qualitative concept elicitation study	10
Good long-term outcomes of the hip Chiari osteotomy in adolescents and adults with hip dysplasia: a systematic review	10
Risk of conversion to total knee arthroplasty after surgically treated tibial plateau fractures: an observational cohort study of 439 patients	10
Incidence and survival of multiply revised knee arthroplasties in Denmark 1998–2021: a nationwide register-based study	10
Are some neutral liners more neutral than others? An ex vivo morphological analysis of acetabular liners classified as “neutral”	10
Regional variation in low-value musculoskeletal surgery: a nationwide study from the Finnish Care Register	10
Prognostic model development for risk of curve progression in adolescent idiopathic scoliosis: a prospective cohort study of 127 patients	10
No difference in clinical outcome but in RSA in total knee arthroplasty with the ATTUNE vs. the PFC Sigma: a randomized trial with 2-year follow-up	10
Factors associated with arthrofibrosis-related revision following 14,325 total or unicompartmental knee arthro-plasties: an analysis from the Dutch Arthroplasty Registry	10
Local cefuroxime tissue concentrations in the hand after single and repeated administration to 16 patients undergoing trapeziectomy: a randomized controlled trial	10
Influence of design features and brand of reverse shoulder arthroplasties on survivorship and reasons for revision surgery: results of 5,494 arthroplasties with up to 15 years’ follow-up reported to t	9
Elevated cobalt levels in metal-on-polyethylene knee megaprostheses: a prospective 1-year cohort study of 56 patients with hip and knee megaprostheses	9
Decreased burden of revision hip replacements despite substantial rise in prevalence: a register-based analysis in Finland	9
Study protocol: The DAICY trial—dual versus single-antibiotic impregnated cement in primary hemiarthroplasty for femoral neck fracture—a register-based cluster-randomized crossover-controlled trial	9
Acute treatment of elderly patients with acetabular fractures by open reduction, internal fixation, and total hip arthroplasty: a 1–10-year follow-up of 48 patients	9
6-month migration sufficient for evaluation of total knee replacements: a systematic review and meta-analysis	9
Fragment size of lateral Hoffa fractures determines screw fixation trajectory: a human cadaveric cohort study	9
Denosumab prevents acetabular bone loss around an uncemented cup: analysis of secondary outcomes in a randomized controlled trial	9
The relationship between hip displacement, scoliosis, and pelvic obliquity in 106 nonambulatory children with cerebral palsy: a longitudinal retrospective population-based study	9
Adaptation of the Banff Patellofemoral Instability Instrument (BPII) 2.0 into Swedish	8
Median 10-year whole blood metal ion levels and clinical outcome of ReCap-M2a-Magnum metal-on-metal total hip arthroplasty	8
Radiostereometric measurement of implant migration in robotically assisted vs conventional bi-cruciate stabilized cemented total knee arthroplasty: secondary analysis of a randomized controlled trial	8
Do changes in outcomes following primary and revision hip replacement differ and relate to markers of socioeconomic status? A 1-year population-based cohort study	8
Antiresorptive treatment and talar collapse after displaced fractures of the talar neck: a long-term follow-up of 19 patients	8
Response to Letter: Using KOOS-PS to validate dichotomous global rating of improvement or worsening following total knee arthroplasty	8
Intra- and inter-observer agreement in distal radius fracture dislocation measurement of casting position	8
Intra-articular injection of secretome, derived from umbilical cord mesenchymal stem cell, enhances the regeneration process of cartilage in early-stage osteo-arthritis: an animal study	8
CT-based micromotion analysis method can assess early implant migration and development of radiolucent lines in cemented glenoid components: a clinical feasibility study	8
Measurement properties of UCLA Activity Scale for hip and knee arthroplasty patients and translation and cultural adaptation into Danish	8
Epidemiology and management of proximal tibia fractures in children and adolescents: a population-based study based on the Kids’ Fracture Tool	7
Wide range of applications for machine-learning prediction models in orthopedic surgical outcome: a systematic review	7
Patient-reported outcomes and complications of a new-generation total knee system: a randomized controlled trial	7
Trochanteric stabilizing plate in the treatment of trochanteric fractures: a scoping review	7
Ankle fractures in Finland: 118,929 operatively treated between 1987 and 2019	7
The different strategies in treating displaced femoral neck fractures: mid-term surgical outcome in a register-based cohort of 1,283 patients aged 60–69 years	7
Patient injury claims for posterior cruciate ligament injury: a nationwide registry study in Finland	7
Effects of patient-specific positioning guides (PSPGs) vs. conventional instrumentation on patient-reported outcome in total knee arthroplasty: secondary analysis of a randomized controlled trial afte	7
Optimized medial unicompartmental knee arthroplasty outcome: learning from 20 years of propensity score matched registry data	7
Knee flexion contracture impacts functional mobility in children with cerebral palsy with various degree of involvement: a cross-sectional register study of 2,838 individuals	7

International trends in shoulder replacement: a meta-analysis from 11 public joint registers	7
Team-based digital communication reduced patient-initiated phone calls to the hospital and improved patient satisfaction after orthopedic surgery: a randomized controlled trial in 70 patients	7
Digital health literacy in Norwegian patients with hip and knee arthroplasty: normative data from a cross-sectional study	6
Unloader brace or high tibial osteotomy in the treatment of the young patient with medial knee osteoarthritis: a randomized controlled trial	6
Incidence of constrained condylar and hinged knee implants and mid- to long-term survivorship: a register-based study from the Nordic Arthroplasty Register Association (NARA)	6
Letter to the Editor: Regional variation in low-value musculoskeletal surgery: a nationwide study from the Finnish Care Register	6
Association between socioeconomic status and patient-reported outcome at 1 year after shoulder arthroplasty for osteoarthritis or cuff-tear arthropathy: a nationwide cohort study of 2,292 arthroplasti	6
Activities of daily living in lower limb amputees with a bone-anchored prosthesis: a retrospective case series with 24 months’ follow-up	6
Comparison of the CT-based micromotion analysis method versus marker-based RSA in measuring femoral head translation and evaluation of its intra- and interobserver reliability: a prospective agreement	6
Response to Letter: Staples, tension-band plates, and percutaneous epiphysiodesis screws used for leg-length discrepancy treatment: a systematic review and proportional meta-analysis	6
Knee and ankle range of motion and spasticity from childhood into adulthood: a longitudinal cohort study of 3,223 individuals with cerebral palsy	6
Feasibility, safety, and patient-reported outcomes 90 days after same-day total knee arthroplasty: a matched cohort study	6
Direct anterior and direct lateral approach in patients with femoral neck fractures receiving a total hip arthroplasty: a randomized controlled trial	6
Open versus arthroscopic fusion of the subtalar joint: a randomized controlled trial	6
History of previous surgery is associated with higher risk of revision after primary total knee arthroplasty: a cohort study from the Geneva Arthroplasty Registry	6
1-year data on patient-reported outcome is enough after surgery for degenerative cervical myelopathy: a cohort study from the Swedish Spine register	6
Editorial: Different, yet strong together: the Nordic Arthroplasty Register Association (NARA)	5
Distal radioulnar joint kinematics before surgery and 12 months following open foveal reinsertion of the triangular fibrocartilage complex: comparison with the contralateral non-injured joint	5
No difference in 1-year improvement of patient-reported physical functioning and pain between resurfaced and unresurfaced patellae: analysis of 17,224 primary total knee arthroplasties in the Dutch Ar	5
Stable glenoid component of reverse total shoulder arthroplasty at 2 years as measured with model-based radiostereometric analysis (RSA)	5
Enhancing the data capture of periprosthetic joint infections in the Danish Knee Arthroplasty Registry: validity assessment and incidence estimation	5
Survey of the specializing doctor training in orthopedics and traumatology across university hospitals in Finland	5
Change in cup orientation from supine to standing posture: a prospective cohort study of 419 total hip arthroplasties	5
Preoperative optimization of modifiable risk factors is associated with decreased superficial surgical site infections after total joint arthroplasty: a prospective case-control study	5
When the placebo effect is not an effect	5
The incidence of late-detected developmental dysplasia of the hip and its functional outcomes: a 17-year cohort study using selective ultrasound screening	5
Low incidence of clinically relevant bleeding complications after fast-track arthroplasty: a register study of 8,511 arthroplasties	5
Long-term effects of retrograde approach on the knee after motorized femoral limb lengthening	5
Physical child abuse demands increased awareness during health and socioeconomic crises like COVID-19	5
Rate of conversion to secondary arthroplasty after femoral neck fractures in 796 younger patients treated with internal fixation: a Swedish national register-based study	5
No difference in the use of revision components and rerevision rate in conversion to total knee replacement following Oxford Partial Knee Microplasty Instrumentation: a registry study of 529 conversio	5
Metabolic syndrome increases the length of stay and medical complications after hip and knee arthroplasty: results from a prospective cohort study of 2,901 patients	5
How long does an elbow replacement last? A systematic review and meta-analysis of case-series and national registry reports with more than 10 years of follow-up	5
Patient-reported outcome for 17,648 patients in 5 different Swedish orthopaedic quality registers before and 1 year after surgery: an observational study	5
No change in reoperation rates despite shifting treatment trends: a population-based study of 4,070 proximal humeral fractures	5
Stable fixation of an ultra-short femoral neck-preserving hip prosthesis: a 5-year RSA, DXA, and clinical prospective outcome study of 48 patients	5
Artificial intelligence can be used in the identification and classification of shoulder osteoarthritis and avascular necrosis on plain radiographs: a training study of 7,139 radiograph sets	5
The extent of first-time THA revision is not associated with patient-reported outcomes at 1-year follow-up: a study of 426 aseptic revisions	5
Assessing osteonecrosis of the femoral head after internal fixation of femoral neck fractures in young patients with fixation implants in situ: the value of MARS MRI in relation to conventional radiog	5
Compensation claims following anterior cruciate ligament injuries reported to the patient insurance company in Sweden in 2005–2014	5
Fracture pattern and risk factors for reoperation after treatment of 156 periprosthetic fractures around an anatomic cemented hip stem	5
Short versus conventional straight stem in uncemented total hip arthroplasty: functional outcomes up to 5 years and survival up to 12 years: secondary results of a randomized controlled trial	5
Less improvement following meniscal repair compared with arthroscopic partial meniscectomy: a prospective cohort study of patient-reported outcomes in 150 young adults at 1- and 5-years’ follow-up	5
Reply to Letter: Identifying effective candidates for sacro-iliac joint fusion	5
The association between socioeconomic status and the 90-day risk of cardiovascular events after total hip arthroplasty – registry-based study of 103,286 patients	5
Impact of the COVID-19 lockdown on patient-reported outcome measures in Dutch hip and knee arthroplasty patients	5
We need less (but better) research	5
Hip development after surgery to prevent hip dislocation in cerebral palsy: a longitudinal register study of 252 children	5
Patient-reported outcome after primary and aseptic revision hip arthroplasty: 1-year follow-up of 3,559 primary and 406 revision THAs in an institutional registry	5