SynthesisActa orthopaedica2018
RSA migration of total knee replacements.
Synthesis in Acta orthopaedica, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 48 papers, 7 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Component Migration, Polyethylene Wear, and Joint Inflammation of the Evolution Versus Evolution NitrX Total Knee Arthroplasty System
5 Year Follow-Up of Migration of a Cementless Total Knee Replacement
Who cites it
48 citing papers in PubMed, 7 syntheses or guidelines pooled it.
- Migration patterns of uncemented femoral stems in hip replacement: a systematic review and meta-analysis of clinical radiostereometric analysis cohort studies.Acta orthopaedica · 2026Pooled it
- Evaluation and refinement of thresholds for early migration of total knee replacements as an estimator of late aseptic loosening: an updated systematic review of RSA and survival studies.Acta orthopaedica · 2025Pooled it
- Migration patterns of acetabular cups: a systematic review and meta-analysis of RSA studies.Acta orthopaedica · 2023Pooled it
- 6-month migration sufficient for evaluation of total knee replacements: a systematic review and meta-analysis.Acta orthopaedica · 2023Pooled it
- The effect of patient and prosthesis factors on revision rates after total knee replacement using a multi-registry meta-analytic approach.Acta orthopaedica · 2022Pooled it
- Fixed-bearing vs mobile-bearing prostheses for total knee arthroplasty after approximately 10 years of follow-up: a meta-analysis.Journal of orthopaedic surgery and research · 2021Pooled it
- Time to reconsider the routine use of tourniquets in total knee arthroplasty surgery.The bone & joint journal · 2021Pooled it
- Similar fixation of total knee arthroplasty components with medial congruent and cruciate retaining polyethylene inserts. A randomised double-blinded controlled radiostereometry trial with 24 months of follow-up.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2025Trial
- Trial
- Fluoroscopic and radiostereometric analysis of a bicruciate-retaining versus a posterior cruciate-retaining total knee arthroplasty: a randomized controlled trial.The bone & joint journal · 2023Trial
- No difference in long-term micromotion between fully cemented and hybrid fixation in revision total knee arthroplasty: a randomized controlled trial.The bone & joint journal · 2022Trial
- Similar migration for medial congruent and cruciate-retaining tibial components in an anatomic TKA system: a randomized controlled trial of 60 patients followed with RSA for 2 years.Acta orthopaedica · 2022Trial
- Are There Differences in Micromotion on Radiostereometric Analysis Between Bicruciate and Cruciate-retaining Designs in TKA? A Randomized Controlled Trial.Clinical orthopaedics and related research · 2020Trial
- A randomized controlled trial comparing tibial migration of the ATTUNE cemented cruciate-retaining knee prosthesis with the PFC-sigma design.The bone & joint journal · 2020Trial
- Equal tibial component fixation of a mobile-bearing and fixed-bearing medial unicompartmental knee arthroplasty: a randomized controlled RSA study with 2-year follow-up.Acta orthopaedica · 2019Trial
- Marker-based versus model-based radiostereometric analysis of total knee arthroplasty migration: a reanalysis with comparable mean outcomes despite distinct types of measurement error.Acta orthopaedica · 2019Trial
- Uncemented or cemented femoral components work equally well in total knee arthroplasty.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2019Trial
- Tibial migration of a novel cementless total knee arthroplasty : a multicentre radiostereometric analysis study.Bone & joint open · 2026Article
- Tibial implant migration of cemented and cementless total and unicompartmental knee arthroplasties in patients with low and normal bone mineral density: a 5-year RSA cohort study of 397 cases.Acta orthopaedica · 2026Article
- Precision of an automated surface-based CT-RSA (asCTRSA) for assessing tibial implant migration: a porcine cadaver study and a clinical case.Acta orthopaedica · 2026Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
3 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Purpose - We performed a systematic review and meta-analyses to evaluate the early and long-term migration patterns of tibial components of TKR of all known RSA studies. Methods - Migration pattern was defined as at least 2 postoperative RSA follow-up moments. Maximal total point motion (MTPM) at 6 weeks, 3 months, 6 months, 1 year, 2 years, 5 years, and 10 years were considered. Results - The literature search yielded 1,167 hits of which 53 studies were included, comprising 111 study groups and 2,470 knees. The majority of the early migration occurred in the first 6 months postoperatively followed by a period of stability, i.e., no or very little migration. Cemented and uncemented tibial components had different migration patterns. For cemented tibial components there was no difference in migration between all-poly and metal-backed components, between mobile bearing and fixed bearing, between cruciate retaining and posterior stabilized. Furthermore, no difference existed between TKR measured with model-based RSA or marker-based RSA methods. For uncemented TKR there was some variation in migration with the highest migration for uncoated TKR. Interpretation - The results from this meta-analysis on RSA migration of TKR are in line with both the survival analyses results from joint registries of these TKRs as well as revision rates results from meta-analyses, thus providing further proof for the association between early migration and late revision for loosening. The pooled migration patterns can be used both as benchmarks and for defining migration thresholds for future evaluation of new TKR.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.