OOIR: Observatory of International Research

Papers

(The TQCC of Acta Orthopaedica is 6. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Risk of reoperation due to surgical site infection in 74,771 hip fracture patients: a Danish nationwide cohort study	45
Birthweight correlates to pubo-femoral distances and α angles in hip ultrasound of newborns at 6 weeks of age: a retrospective cohort study	40
Good long-term outcomes of the hip Chiari osteotomy in adolescents and adults with hip dysplasia: a systematic review	37
Local cefuroxime tissue concentrations in the hand after single and repeated administration to 16 patients undergoing trapeziectomy: a randomized controlled trial	36
Superstition in arthroplasty: does a suspicious size or surgery date have a higher revision rate? A Dutch arthroplasty register study	31
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	29
The incidence of physeal fractures in the lower limb and the frequency of premature physeal closure: a cohort study of 236 patients	25
Regional variation in low-value musculoskeletal surgery: a nationwide study from the Finnish Care Register	22
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	22
Knee and ankle range of motion and spasticity from childhood into adulthood: a longitudinal cohort study of 3,223 individuals with cerebral palsy	20
1-year data on patient-reported outcome is enough after surgery for degenerative cervical myelopathy: a cohort study from the Swedish Spine register	20
The incidence of late-detected developmental dysplasia of the hip and its functional outcomes: a 17-year cohort study using selective ultrasound screening	19
Antimicrobial resistance in orthopedics: microbial insights, clinical impact, and the necessity of a multidisciplinary approach—a review	19
Effect of high-dose dexamethasone on morphine use after periacetabular osteotomy for hip dysplasia: a randomized double-blind placebo-controlled single center trial	19
Digital health literacy in Norwegian patients with hip and knee arthroplasty: normative data from a cross-sectional study	17
Activities of daily living in lower limb amputees with a bone-anchored prosthesis: a retrospective case series with 24 months’ follow-up	16
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	16
Impact of the COVID-19 lockdown on patient-reported outcome measures in Dutch hip and knee arthroplasty patients	16
Satisfaction and quality of dying with nonoperative end-of-life care for hospitalized and non-hospitalized frail older patients with (suspected) hip fractures: a combined cohort study	15
Risk for re-revision and type of antibiotic-loaded bone cement in hip or knee arthroplasty revisions: report of the Dutch Arthroplasty Register	15
Limping and patient satisfaction after primary total hip arthroplasty: a registry-based cohort study	15
Nonoperative hip fracture care: how conservative should we be?	15
Prosthesis survival after revision knee arthroplasty for “pain without loosening” versus “aseptic loosening”: a Danish nationwide study	15
Erratum: Regional variation in low-value musculoskeletal surgery: a nationwide study from the Finnish Care Register	14
The construct validity and internal consistency of QuickDASH in pediatric patients with upper extremity fractures	14

6 compared with 12 weeks treatment in the von Rosen splint is sufficient for Barlow and Ortolani positive hips: a comparative study of 237 neonates	13
Vascularized fibular grafting following tumor resection demonstrates acceptable long-term outcomes in Denmark: a national retrospective cohort study	13
Letter to the Editor: Uncertainty and risk of misleading conclusions: an umbrella review of the quality of the evidence for ankle arthroscopy	13
Validity and reliability of the adapted Dutch version of the Brace Questionnaire (BrQ)	13
Epidemiology and trends in management of acute proximal humeral fractures in adults: an observational study of 137,436 cases from the Danish National Patient Register, 1996–2018	12
Reply regarding: Change in treatment preferences in pediatric diaphyseal forearm fractures: a Danish nationwide register study of 36,244 fractures between 1997 and 2016	12
The effect of patient and prosthesis factors on revision rates after total knee replacement using a multi-registry meta-analytic approach	12
Association of femoral retroversion and out-toeing gait with development of hip osteoarthritis and treatment: a systematic review	12
Cross-cultural adaptation and validation of a Norwegian version of the Goodman Satisfaction Score (GSS-NO) for patients with total hip and knee arthroplasty	12
Worse patient-reported outcomes and higher risk of reoperation and adverse events after total hip replacement in patients with opioid use in the year before surgery: a Swedish register-based study on	12
Effects of extended oral antibiotic prophylaxis on surgical site infections after instrumented spinal fusion: a cohort study of 901 patients with a minimum follow-up of 1 year	12
Incidence and risk factors of adverse events after distal radius fracture fixation with volar locking plates: retrospective analysis of 2,790 cases	11
Proximal femoral fractures in children: incidence, complications, and functional outcomes—a population-based study from Finland	11
Association of socioeconomic status on return to work following primary total hip arthroplasty: a Danish population-based cohort study on 9,431 patients from 2008–2018	10
Computed tomography-based radiostereometric analysis in orthopedic research: practical guidelines	10
Letter to the Editor: Staples, tension-band plates, and percutaneous epiphysiodesis screws used for leg-length discrepancy treatment: a systematic review and proportional meta-analysis	10
Substantial clinical benefit and patient acceptable symptom states of the Forgotten Joint Score 12 after primary knee arthroplasty	10
Plate-assisted bone-segment transport in the femur with 2 internal lengthening nails: a technical note and a case report	10
Patient–surgeon sex discordance impacts adverse events but does not affect patient-reported satisfaction after primary total hip arthroplasty: a regional register-based cohort study	10
A comparison of cancellous screws in a sliding compression configuration and angle-stable sliding compression implants for internal fixation of femoral neck fractures in the non-elderly predominantly	9
Lower all-cause 30-day mortality during summer following foot and ankle fracture surgery: a Swedish perioperative register-based study	9
The power of registries and radiostereometric analysis (RSA)	9
The accuracy and precision of CT-RSA in arthroplasty: a systematic review and meta-analysis	9
The risk of refracture and malunion in children treated for diaphyseal forearm fractures: a retrospective cohort study	9
Clinical and radiological outcomes of robotic-assisted versus conventional total knee arthroplasty: a systematic review and meta-analysis of randomized controlled trials	9
Hospital-related healthcare expenditure of impending versus completed pathological femur fractures: a propensity score matched study of 265 patients	9
Patients with total hip arthroplasty were more physically active 9.6 years after surgery: a case-control study of 429 hip arthroplasty cases and 29,272 participants from a population-based health stud	9
Surgical approach had minor association with femoral stem migration in total hip arthroplasty: radiostereometric analysis of 61 patients after 5-year follow-up	8
Change in treatment preferences in pediatric diaphyseal forearm fractures: a Danish nationwide register study of 36,244 fractures between 1997 and 2016	8
Chronic pain after primary total and medial unicompartmental knee arthroplasty for osteoarthritis: a Danish nationwide cross-sectional survey	8
10-year trends in benzodiazepine, opioid, and concurrent use in hip and knee arthroplasty: a nationwide cohort study from the Netherlands	8
Angular alignment, rotational profile, and joint range of motion in the lower limb of typically developing children from 7–16 years of age: a cross-sectional study	8
Increased mortality after total hip prosthetic joint infection is mainly caused by the comorbidities rather than the infection itself	8
Erratum: Arthroscopic partial meniscectomy: did it ever work?	8
The completeness of national hip and knee replacement registers	8
Measurement properties of the HOOS-PS in revision total hip arthroplasty: a validation study on validity, interpretability, and responsiveness in 136 revision hip arthroplasty patients	8
Unchanged incidence but change in treatment trends from 1996 to 2018: 23,718 humeral shaft fractures from the Danish National Patient Registry	8
Regional variations in incidence and treatment trends of Achilles tendon ruptures in Finland: a nationwide study	8
Editorial: Challenges in global advancement of robotic surgery	8
Corrigendum: Similar outcome with a new anteverted or a straight standard stem: a randomized study of 72 total hip arthroplasties evaluated with clinical variables, radio-stereometry, and DXA up to 2	8
Patient-reported outcome was close to the Danish background population 6 months after non-surgical treatment of Neer 2-part surgical neck fractures: a prospective cohort study in patients aged 60 or a	8
Socioeconomic status and use of analgesic drugs before and after primary hip arthroplasty: a population-based cohort study of 103,209 patients during 1996–2018	8
High prevalence of patellar dislocation and trochlear dysplasia in a geographically and genetically isolated society: an observational national cohort study from the Faroese Knee Cohort	8
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	8
Arthroscopic partial meniscectomy for the degenerative meniscus tear: a comparison of patients included in RCTs and prospective cohort studies	8
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	7
Denosumab prevents acetabular bone loss around an uncemented cup: analysis of secondary outcomes in a randomized controlled trial	7
6-month migration sufficient for evaluation of total knee replacements: a systematic review and meta-analysis	7
Change in cup orientation from supine to standing posture: a prospective cohort study of 419 total hip arthroplasties	7
Enhancing the data capture of periprosthetic joint infections in the Danish Knee Arthroplasty Registry: validity assessment and incidence estimation	7

Intra- and inter-observer agreement in distal radius fracture dislocation measurement of casting position	7
Trends and predictors of cemented fixation in arthroplasty for patients with a hip fracture: a Canadian Joint Replacement Registry study	7
Development of ankle and knee range of motion after isolated gastrocsoleus lengthening in children with cerebral palsy: a register-based longitudinal cohort study	7
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	7
Radiostereometric measurement of implant migration in robotically assisted vs conventional bi-cruciate stabilized cemented total knee arthroplasty: secondary analysis of a randomized controlled trial	7
The relationship between hip displacement, scoliosis, and pelvic obliquity in 106 nonambulatory children with cerebral palsy: a longitudinal retrospective population-based study	7
Association between perceived stress and the risk of continued opioid use after total hip arthroplasty in patients with osteoarthritis: a Danish registry-based study of 1,727 individuals	7
5-year migration and inducible displacement of the uncemented LCS and ATTUNE rotating platform knee systems: a secondary report of a randomized controlled RSA trial	7
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	7
Half of all hip and knee arthroplasty patients may be potential day-case candidates: a nationwide register study of 166,730 procedures	7
Nationwide incidence of lateral malleolar fracture surgery across 6 European countries: has recent evidence changed clinical practice?	7
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	7
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	7
Inducible displacement CT increases the diagnostic accuracy of aseptic loosening in primary total hip arthroplasty	7
Association between duration of anticoagulant thromboprophylaxis and revision rate in primary total hip arthroplasty: a Danish and Norwegian nationwide cohort study	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
The risk of revision is higher following shoulder hemiarthroplasty compared with total shoulder arthroplasty for osteoarthritis: a matched cohort study of 11,556 patients from the National Joint Regis	7
We need less (but better) research	7
Complications and risk factors of intramedullary bone lengthening nails: a retrospective multicenter cohort study of 314 FITBONE and PRECICE nails	7
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	7
The association between socioeconomic status and the 90-day risk of cardiovascular events after total hip arthroplasty – registry-based study of 103,286 patients	7
Safety notices and registry outlier data measure different aspects of safety and performance of total knee implants: a comparative study of safety notices and register outliers	6
No difference in implant survival between 28-mm M2a RingLoc metal-on-metal and metal-on-polyethylene total hip arthroplasty: results from the Finnish Arthroplasty Register	6
Early migration in unicompartmental knee arthroplasty: a radiostereometric study of 26 patients with 24 months of follow-up	6
How good are surgeons at disclosing periprosthetic joint infection at the time of revision, based on pre- and intra-operative assessment? A study on 16,922 primary total hip arthroplasties reported to	6
Association between body mass index and return to work following primary knee arthroplasty: a population-based cohort study on 6,128 patients from Danish national registers	6
Comparing incomplete atypical femur fractures in patients with or without bisphosphonate treatment: radiography and bone morphology in a retrospective study of 19 cases	6
Patellofemoral arthroplasty-patient demographics and revision causes compared with total and medial unicompartmental knee arthroplasty: long-term follow-up data from the Norwegian Arthroplasty Registe	6
Identifying effective candidates for sacro-iliac joint fusion	6
Relevant treatment outcomes for individuals aged 60 and older with massive rotator cuff tears: a qualitative study with 16 patients	6
Arthroplasty registries at a glance: an initiative of the International Society of Arthroplasty Registries (ISAR) to facilitate access, understanding, and reporting of registry data from an internatio	6
Day-case hip and knee arthroplasty does not increase healthcare system contacts: a prospective multicenter study in a public healthcare setting	6
Hip precautions after posterior-approach total hip arthroplasty among patients with primary hip osteoarthritis do not influence early recovery: a systematic review and meta-analysis of randomized and	6
A simplified, 2-question grading system for evaluating abstracts in orthopedic scientific meetings: a serial randomization study	6
Outcomes of trabecular metal total ankle replacement: a longitudinal observational cohort study of 239 consecutive cases from the Swedish Ankle Registry	6
Register-based randomized trials: the new power-tool in orthopedic research?	6
Shelf acetabuloplasty is associated with longer survival of the total hip arthroplasty in patients with late-detected hip dislocation: a cohort study of 70 hips with a modified Spitzy shelf procedure	6
In memoriam Jean Dubousset 1936–2025	6
Reducing patient–staff contact in fast-track total hip arthroplasty has no effect on patient-reported outcomes, but decreases satisfaction amongst patients with self-perceived complications: analysis	6