HIP International最新文献

{"title":"Postoperative delirium following total joint arthroplasty: epidemiology, risk factors, and associated complications.","authors":"Ashley Knebel, Manjot Singh, Rhea Rasquinha, Mohammad Daher, Joseph E Nassar, John Hanna, Eric M Cohen, Bassel G Diebo, Alan H Daniels","doi":"10.1177/11207000241305771","DOIUrl":"10.1177/11207000241305771","url":null,"abstract":"<p><strong>Introduction: </strong>Postoperative delirium (POD) is a feared complication following major surgery in elderly patients. Further investigation of the risk factors and consequences of POD following total joint arthroplasty is warranted.</p><p><strong>Methods: </strong>Patients who underwent total knee arthroplasty (TKA) or total hip arthroplasty (THA) were identified using PearlDiver. Patients were filtered into 2 cohorts based on the presence or absence of POD within 7 days of surgery. Epidemiological analyses were performed to examine trends in POD following TKA and THA by age group and year. Comparative analyses were performed on patient demographics and baseline cognitive status. After matching by age, sex, and comorbidities, electrolyte disturbances and 90-day postoperative complications were analysed.</p><p><strong>Results: </strong>Among 2,518,918 (99.7%) no POD and 7240 (0.3%) POD patients who underwent total knee or hip arthroplasty, mean age was 65.58 years, 60.2% were female, and mean CCI was 1.50 for the whole cohort. POD patients frequently had baseline cognitive impairment (<i>P</i> <i><</i> 0.001). Incidence of POD decreased from 0.54% in 2010 to 0.10% in 2022 (<i>P</i> <i><</i> 0.001) and increased with age (<i>P</i> <i><</i> 0.001). POD patients had higher 90-day costs (TKA = $19,572 vs. $10,397, <i>P</i> <i><</i> 0.001; THA = $18,496 vs. $9,877 <i>P</i> <i><</i> 0.001). After matching, POD TKA patients had higher rates of hypernatraemia (6.1% vs 4.5%, <i>P</i> <i>=</i> 0.001) and POD THA patients had higher rates of hyponatraemia (26.5% vs 23.1%, <i>P</i> <i>=</i> 0.008). POD patients had higher rates of 90-day postoperative medical and surgical complications (<i>P</i> <i><</i> 0.05) than no POD patients.</p><p><strong>Conclusions: </strong>Nearly 0.3% of patients who underwent either TKA or THA between 2010 and 2022 developed transient delirium. POD was most common in elderly patients with baseline cognitive impairment undergoing revision surgery. POD patients had higher rates of 90-day postoperative surgical and joint-related complications. While POD rates have decreased, continued initiative to prevent POD in total joint arthroplasty patients is imperative.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"150-158"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142812924","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Short-term outcomes of AVN CAGE implantation for early-stage osteonecrosis of the femoral head.","authors":"Shaoyi Guo, Wang Deng, Wenzhou Xiao, Yunfeng Zhang, Dejin Yang, Yixin Zhou","doi":"10.1177/11207000241304362","DOIUrl":"10.1177/11207000241304362","url":null,"abstract":"<p><strong>Purpose: </strong>Considering the low survival rate for the numerous hip-preserving procedures developed for treating early-stage osteonecrosis of the femoral head (ONFH), this study aimed to evaluate short-term clinical outcomes following avascular necrosis (AVN) CAGE implantation.</p><p><strong>Methods: </strong>58 hips with early-stage ONFH (44 with Association Research Circulation Osseous [ARCO] stage 2 and 14 with stage 3A) treated with the AVN CAGE between August 2018 and December 2021 were included. The survival rates were analysed using radiographic progression and conversion to subsequent total hip arthroplasty (THA) as endpoints.</p><p><strong>Results: </strong>The mean follow-up period was 22.2 ± 8.2 months. 11 hips progressed to ARCO stage 3B/4, and 6 underwent THA. The estimated 2-year radiographic survival rates were 89.1% and 59.0% for patients with ARCO stages 2 and 3A, respectively. The estimated 2-year radiographic survival rates were 92.9% and 76.3% for Japanese Investigation Committee type B/C1 and C2, respectively. The overall estimated 2-year THA-free survival rate was 88.9%. Advanced disease stage and a large necrotic area were independent risk factors for radiographic progression.</p><p><strong>Conclusions: </strong>AVN CAGE combined with standard core decompression was a promising hip-preserving option for patients with no signs of collapse, small necrotic areas, or medially located necrotic locations.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"181-189"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142794196","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Ilio-femoral impingement angle: a new radiographic measurement.","authors":"Jackson Ellis, Isaac Rhee, Sina Babazadeh, Dirk Van Bavel","doi":"10.1177/11207000241311530","DOIUrl":"10.1177/11207000241311530","url":null,"abstract":"<p><strong>Background: </strong>Hip dislocations after total hip arthroplasty (THA) are a debilitating complication, often occurring in deep flexion. Current 3D modelling allows for simulating the flexion angle at which bone-on-bone impingement occurs, but it is resource-intensive and not widely available for routine clinical use. Therefore, we propose the ilio-femoral impingement angle (IFIa) as a novel, simple radiographic measure to help identify patients at higher risk for dislocation using standard radiographs.</p><p><strong>Methods: </strong>A radiographic study was performed on 117 consecutive patients who underwent preoperative planning for THA with 3D remodelling from 2021 to 2022 at a single institution. The flexion angle was recorded at which the femur impingement on the pelvis was identified from the 3D model. This was compared to the angle subtended between a vertical line, the centre of the femoral head and a line rotated upwards to the first point of contact with the ipsilateral ilium. This angle was named the ilio-femoral impingement angle (IFIa).</p><p><strong>Results: </strong>The mean IFIa was 142.29° ± 11.49°, and it demonstrated a strong correlation with the 3D impingement angle (r = 0.69, <i>p <</i> 0.05). The inter-rater reliability of the IFIa measurement was high, with an ICC of 0.87, confirming the consistency of this novel radiographic measure.</p><p><strong>Conclusions: </strong>This study demonstrates that the novel radiographic measurement of the IFIa represented the deep flexion impingement angle of the femur on the ilium. The IFIa may be used as simple and cost-effective alternative measurement to model impingement during flexion.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"174-180"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142947817","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Zuyderland Hip Inference for Survival and Lifetime Expectancy (ZHISLE) following hip fracture surgery: validation of the model that demonstrated good predictive power.","authors":"Maud A M Vesseur, Lars Quaedvlieg, Martijn G M Schotanus, Jasper Most, Lee H Bouwman, Raoul van Vugt, Bert Boonen","doi":"10.1177/11207000241312306","DOIUrl":"10.1177/11207000241312306","url":null,"abstract":"<p><strong>Purpose: </strong>Proximal femoral fractures are common within the elderly population and are associated with a high risk of mortality and reduced quality of life. Hemiarthroplasty or osteosynthesis (extramedullary or intramedullary) is the primary treatment option for these fractures. However, within this fragile patient population many comorbidities, among others dementia, are seen. Therefore, predicting patients with a high mortality risk after surgery may lead to adopting alternative treatment options with less risks. This paper proposes a new model to distinguish patients with high postoperative mortality risk with adequate follow-up time in combination with a wide set of useful and available variables.</p><p><strong>Methods: </strong>Patients treated with hemiarthroplasty or osteosynthesis for proximal femoral fractures were studied, with a follow-up period of 6 months. Patients who died within this follow-up period were compared to survivors, and predicting variables were assessed in logistic regression: The Zuyderland Hip Inference for Survival and Lifetime Expectancy (ZHISLE). The model was validated internally against a held-out dataset. Furthermore, the model performance was compared against the Almelo Hip Fracture Score (AHFS) on the same sample.</p><p><strong>Results: </strong>Out of 2463 patients undergoing surgical treatment for proximal femoral fractures, 415 (16.8%) died within 183 days. Predictors for early mortality included old age, male sex, high heartbeat, KATZ-ADL and GFI scores, C-reactive protein and urea concentrations and low albumin concentration. Our model showed satisfactory predictive and discriminatory power (ROC curve = 0.81). Internal validation was good (ROC in validation dataset = 0.81), and better than the AHFS (ROC = 0.57).</p><p><strong>Conclusions: </strong>The ZHISLE model demonstrates good predictive power concerning mortality risk for old patients with a proximal femoral fracture. The model could benefit patients by indicating if a conservative, non-invasive policy might be a better option for those patients.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"214-219"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142947845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Robotic-assistance and computer-navigation have similar rates of intraoperative fracture and return to the operating room within 1 year to fluoroscopy-only direct anterior total hip arthroplasty.","authors":"Ilya Bendich, Yu-Fen Chiu, Nana Sarpong, Alejandro Gonzalez Della Valle, Edwin Su, Alexander McLawhorn","doi":"10.1177/11207000241305977","DOIUrl":"10.1177/11207000241305977","url":null,"abstract":"<p><strong>Introduction: </strong>The use of technology in direct anterior approach (DAA) total hip arthroplasty (THA) is expanding. Although the use of computer-navigation (CN-THA) and robotics (RA-THA) has previously demonstrated improved component positioning, it is important to understand whether its use is associated with differences in intraoperative complications or early return to the operating room when compared to fluoroscopy-only (manual-THA) DAA THA.</p><p><strong>Methods: </strong>3433 DAA THAs (226 RA-THA, 1007 CN-THA, 2200 manual-THA) performed at a single institution were retrospectively reviewed. Cohorts were adjusted for age, sex, BMI, femoral fixation, history of spine fusion, and Charlson Co-morbidity Index (CCI) using Inverse Probability of Treatment Weight (IPTW). Operative times were identified. Intraoperative fractures and re-operations within 1 year were identified via chart review.</p><p><strong>Results: </strong>There were no statistically significant differences in intraoperative fracture among the cohorts (0.4% RA-THA, 0.4% CN-THA, 0.4% manual-THA; p > 0.529). There were also no statistically significant differences (<i>p</i> > 0.589) among the cohorts in rates of return to the operating room within 1 year for postoperative fracture (0.0% RA-THA, 0.4% CN-THA, 0.4% manual-THA), dislocation (0.0% RA-THA, 0.0% CN-THA, 0.1% manual-THA), infection (0.4% RA-THA, 0.7% CN-THA, 0.5% manual-THA), or other aetiologies (0.0% RA-THA, 0.2% CN-THA, 0.1% manual-THA).</p><p><strong>Conclusions: </strong>This study did not find a statistically significant difference in intraoperative fracture or re-operations within 1 year between DAA THA performed with RA, CN, or manual techniques. The introduction of technology to THA is not associated with increase in reoperations within one-year.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"116-123"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142835353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Patients with multiple sclerosis have higher rates of worsening following total hip arthroplasty: a propensity-matched analysis.","authors":"Perry L Lim, Nicholas Sauder, Zain Sayeed, Michael Esantsi, Hany S Bedair, Christopher M Melnic","doi":"10.1177/11207000241297630","DOIUrl":"10.1177/11207000241297630","url":null,"abstract":"<p><strong>Introduction: </strong>The progressive nature of multiple sclerosis (MS) may adversely affect outcomes following total hip arthroplasty (THA). As patient-reported outcome measures (PROMs) in this specific group are not well defined, this study aimed to compare the clinical outcomes and the rates of achieving the minimal clinically important difference for improvement (MCID-I) and worsening (MCID-W) between patients with MS and those without MS undergoing THA.</p><p><strong>Methods: </strong>We conducted a retrospective analysis of 375 THAs, including 75 MS patients and 300 propensity-matched non-MS patients (4:1), performed between 2016 and 2022. Collected PROMs included Patient-Reported Outcomes Measurement Information System (PROMIS) Global Health Mental and Physical, PROMIS Physical Function short form 10-a (PF-10a), and Hip disability and Osteoarthritis Outcome Score-Physical Function Short-form (HOOS-PS). Preoperative and postoperative PROMs and MCID-I/MCID-W rates were compared.</p><p><strong>Results: </strong>A total of 375 THAs, including 75 MS and 300 matched non-MS patients, were analysed. MS patients had higher 90-day postoperative complication rates (9.3% vs. 2.3%, <i>p</i> = 0.012) and infection rates (4.0% vs. 0.3%, <i>p</i> = 0.006). The rates of achieving MCID-I and MCID-W were similar for PROMIS Global Mental, PROMIS Global Physical, and HOOS-PS, but MS patients had a higher rate of experiencing MCID-W for PROMIS PF-10a compared to non-MS patients (16.7% vs. 6.5%, <i>p</i> = 0.022). Additionally, MS patients had a longer mean hospital stay (2.4 vs. 1.9 days, <i>p</i> = 0.005) and lower rates of being discharged home (82.7% vs. 94.3%, <i>p</i> < 0.001).</p><p><strong>Conclusions: </strong>The present study found that MS patients experience similar rates of MCID-I and MCID-W in most PROMs but have a higher rate of MCID-W for PROMIS PF-10a and increased postoperative complications. These findings highlight the need for careful consideration of postoperative risks despite potential improvements. Further research is needed to explore the impact of MS progression on PROMs and perioperative outcomes.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"167-173"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142604348","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Spherical periacetabular osteotomy via para-sartorial intermuscular approach with bikini incision for patients with acetabular dysplasia: surgical technique and preliminary results.","authors":"Toru Nishiwaki, Toshihiko Hara, Ayumi Kaneuji, Eiji Takahashi","doi":"10.1177/11207000241300061","DOIUrl":"10.1177/11207000241300061","url":null,"abstract":"<p><strong>Purpose: </strong>This study introduces a new technique, spherical periacetabular osteotomy (SPO), performed via a para-sartorial intermuscular (PSIM) approach with a bikini incision, aiming to optimise the benefits of SPO, including preservation of muscles and providing cosmetic advantages.</p><p><strong>Methods: </strong>Overall, 57 joints of 52 patients (mean age 36 ± 17 years) underwent SPO via the PSIM approach. Preoperative osteoarthritis was classified according to Tönnis grade, with 34 and 23 hips categorised as grades 0 and 1, respectively.</p><p><strong>Results: </strong>The modified Harris Hip Scores significantly improved from 75 ± 10 to 96 ± 8 points at 6 months postoperatively. The lateral centre-edge angle improved from 6 ± 8° preoperatively to 30 ± 8° postoperatively, with a mean correctional angle of 24 ± 9°. Paresthetica of the lateral femoral cutaneous nerve occurred in 7 joints (12.3%) 3 months postoperatively. All cases except 1 achieved bone union within 3 months, and a nonunion case required additional surgery.</p><p><strong>Conclusions: </strong>Although the long-term results are not yet available, SPO via the PSIM approach demonstrates promising outcomes without significant complications. Furthermore, using the PSIM approach with a bikini incision has the advantages of muscle preservation and excellent cosmesis, which are delighted for young patients.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"198-204"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142931584","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The peri-articular muscle envelope of the hip (PAME) shows atrophy in patients with refractory groin pain after iliopsoas tenotomy.","authors":"Jonas Declercq, Frans-Jozef Vandeputte, Guillaume Clinckemaillie, Stijn Roose, Annick Timmermans, Kristoff Corten","doi":"10.1177/11207000241309600","DOIUrl":"10.1177/11207000241309600","url":null,"abstract":"<p><strong>Background: </strong>Iliopsoas tenotomy is commonly used to address refractory groin pain resulting from iliopsoas tendinopathy. However, consensus and high-level research on its effectiveness are lacking, with concerns about poor outcomes and complications. Little is known of the effects of iliopsoas tenotomy on the peri-articular muscle envelope of the hip. As the iliopsoas loses its function as the most important hip flexor, the rectus femoris takes over its function, which makes the rectus prone to tendinopathy.</p><p><strong>Methods: </strong>A retrospective review of patients (<i>n</i> <i>=</i> 17) undergoing iliopsoas tenotomy between January 2016 and January 2021 was conducted. Pelvic MRI scans were evaluated for muscle quality and volume using a Quartile classification system and cross-sectional area (CSA) measurements. Reliability tests determined the most consistent reference points. Statistical analyses assessed changes between ipsilateral and contralateral sides.</p><p><strong>Results: </strong>Following iliopsoas tenotomy, significant reduced cross sectional area was seen in the psoas, iliacus, gluteus minimus, gluteus maximus, rectus femoris, piriformis, obturator internus and obturator externus. Significant increased fatty degeneration was seen in the psoas, iliacus, gluteus minimus, tensor fascia latae, piriformis, obturator internus and obturator externus. The gluteus medius was the only muscle where no difference was seen in the cross sectional area or the fatty degeneration. 15 patients (88%) presented with rectus tendinopathy and 8 of these patients had a surgical debridement of the rectus femoris.</p><p><strong>Conclusions: </strong>Our findings reveal that patients with persistent groin pain following iliopsoas tenotomy exhibit changes in the peri-articular muscle envelope, displaying atrophy or fatty degeneration in all muscles except the gluteus medius. Awareness of potential risks is crucial when contemplating iliopsoas tenotomy. Persistent groin pain after iliopsoas tenotomy may be linked to secondary rectus femoris tendinopathy. Caution is recommended in the consideration of iliopsoas tenotomy for patients with pre-existing iliopsoas tendinopathy.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"190-197"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142931586","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Do children <3years at index surgery for DDH have a better outcome at mid-term follow-up in comparison to children >3years at index surgery? A prospective comparative study.","authors":"Vivek Singh, Aditya Ks Gowda, Cury Sharma, Chanakya Pv, Mohit Dhingra, Pankaj Kandwal, Vikas Maheshwari","doi":"10.1177/11207000241303687","DOIUrl":"10.1177/11207000241303687","url":null,"abstract":"<p><strong>Background: </strong>Diagnosis and management of developmental dysplasia of hip (DDH) in underdeveloped regions is frequently delayed, potentially impacting final outcomes. This prospective study was conducted with the aim of answering the question, \"Do children <3 years at index surgery for DDH have better outcome at 5-year follow-up in comparison to children >3 years at index surgery?\"</p><p><strong>Methods: </strong>Between 2016 and 2021, all walking-age children with DDH were prospectively enrolled in the study. The study cohort was divided into 2groups: Group 1 ⩽3 years of age, and Group 2 included children >3 years old. Intraoperative decisions determined the need for addition of femoral or pelvic osteotomy to the open reduction (OR). Follow-up assessment and group comparison included acetabular-index (AI), proximal femoral growth disturbances (PFGD), and outcomes based on Severin's criteria. Subgroup analysis also compared re-dislocated hips with stable hips post-surgery. Children with follow-ups <3 years were excluded.</p><p><strong>Results: </strong>45 hips in 38 children analysed (31 in Group 1 and 14 in Group 2). Group 1 had higher pre-op AI (<i>p</i> <i>=</i> 0.0489). More hips in Group 2 underwent OR with femoral osteotomy (<i>p</i> <i>=</i> 0.0016). Re-dislocation occurred in 6 (19%) in Group 1 and 2 (14%) in Group 2. Subgroup analysis revealed higher index postoperative AI in re-dislocated hips (<i>p</i> <i>=</i> 0.0001). At the final follow-up, AI was similar between Groups 1 and 2 (<i>p</i> <i>=</i> 0.27). Overall, satisfactory outcomes were comparable between Groups 1 and 2 (<i>p</i> <i>=</i> 0.21). PFGD changes were significantly higher in Group 2 (<i>p</i> <i>=</i> 0.028) and in re-dislocated hips (<i>p</i> <i>=</i> 0.004). Satisfactory outcomes were found in 89% of non-re-dislocated hips and 75% of re-dislocated hips.</p><p><strong>Conclusions: </strong>At an average follow-up of 5 years, children above and below 3 years at index procedure for DDH show similar outcomes but older ones need femoral osteotomy more frequently. Osteonecrosis risk rises with increasing age at index surgery and after re-operations, but its impact is not clear in mid-term.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"205-213"},"PeriodicalIF":1.3,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142812922","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Postoperative gait parameters in hip resurfacing compared to total hip arthroplasty: a systematic review.","authors":"Ali Parsa, Tracy George, Rachel Bruning, Paulo Padilla, Mark F Schinsky, Benjamin G Domb","doi":"10.1177/11207000251321765","DOIUrl":"https://doi.org/10.1177/11207000251321765","url":null,"abstract":"<p><strong>Introduction: </strong>In the past decade, an increasing number of younger, active patients, including athletes, sought hip resurfacing (HR) arthroplasties. Some literature has suggested that hip resurfacing may allow faster recovery, better postoperative range of motion, and reduced risk for dislocation compared to total hip arthroplasty (THA). The purpose of the present systematic review was to study the variations in postoperative gait parameters among patients with hip osteoarthritis who have undergone hip resurfacing or THA.</p><p><strong>Methods: </strong>According to the guidelines of the Preferred Reporting Items for Systematic Review and Meta-Analyses (PRISMA), a literature search was conducted in October 2022 for \"hip resurfacing\" OR \"hip arthroplasty\" AND \"gait\".</p><p><strong>Results: </strong>8 studies with 206 patients (273 hips) were included in the analysis. The mean age of patients ranged from 44.4 to 67 years. On average of all studies, 54.3% of the patients were male and 45.7% female. Among all patients undergoing HR and THA, there were comparable numbers of males in each group (range 58.3-82.1% and 60.0-88.9%, respectively). 6 studies indicated that hip resurfacing patients reached a greater average walking speed, average stride lengths, stance times, and ability to perform uphill walking. 3 studies showed similar outcomes in flat surface walking between hip resurfacing and total hip arthroplasty patients.</p><p><strong>Conclusions: </strong>Little data are available to compare gait parameters in HR and THA. Some studies suggest that HR might have advantages in the gait and walking parameters like a greater average walking speed, average stride lengths, stance times, and ability to perform uphill walking, energy expenditure and better peak extension moment.</p>","PeriodicalId":12911,"journal":{"name":"HIP International","volume":" ","pages":"11207000251321765"},"PeriodicalIF":1.3,"publicationDate":"2025-02-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143515442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}