Evidence map›Paper›PMID 33216188›Full record

ArticleKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2021

Double-bundle anterior cruciate ligament reconstruction technique has advantages in chondroprotection and knee laxity control compared with single-bundle technique : A long-term follow-up with a minimum of 12 years.

Zimu Mao, Jian Wang, Yongjian Wang, Dong Jiang, Xinjie Wang, Haijun Wang, Lin Lin, Yang Liu, Lin Zeng, Jiakuo Yu

Registry-linked trialAbstract read
PubMed Publisher
In one paragraph

Article in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03984474 (Institute of Sports Medicine of Peking University Third Hospital, Beijing, China), which is not on this map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.8field-weighted citation impact, top 14% of its field
1 · What the graph read from 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.

2 · The registry

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.

NCT03984474 unknown statusnot on this map

Institute of Sports Medicine of Peking University Third Hospital, Beijing, China

TypeobservationalSponsorPeking University Third HospitalRan2003 to 2021Enrolled100ConditionsAnterior Cruciate Ligament Rupture
3 · Its place in the literature

Who cites it

6 citing papers in PubMed, 16 citations in OpenAlex.

  1. Trial
  2. Article
  3. Article
  4. Double-bundle anterior cruciate ligament reconstruction in patients aged 60 years and older.Asia-Pacific journal of sports medicine, arthroscopy, rehabilitation and technology · 2024
    Article
  5. Article
  6. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Zimu Mao *Department of Sports Medicine, Peking University Third Hospital, Beijing, China.ORCID http://orcid.org/0000-0001-9045-0731
Jian Wang *Department of Sports Medicine, Peking University Third Hospital, Beijing, China.
Yongjian WangDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Dong JiangDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Xinjie WangDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Haijun WangDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Lin LinDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Yang LiuDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China.
Lin ZengClinical Epidemiology Research Center, Peking University Third Hospital, Beijing, China. zlwhy@163.com.
Jiakuo YuDepartment of Sports Medicine, Peking University Third Hospital, Beijing, China. yujiakuo@126.com.
Peking University · CN

Funding

Capital's Funds for Health Improvement and Research CFH2018-2-4098Peking University Health Science Center A63498-24Peking University Health Science Center BMU2018 MX023Peking University Third Hospital BMU2019GJJXK012Peking University Third Hospital BYSY2018004
6 · The paper itself

Abstract

purposeTo compare the long-term clinical outcomes of single-bundle anterior cruciate ligament reconstruction (SBR) and double-bundle anterior cruciate ligament reconstruction (DBR) in patients with isolated anterior cruciate ligament (ACL) rupture, presenting no meniscus injury and no obvious preoperative cartilage degeneration.

methodsOne hundred and three patients (38.6 ± 9.5 years) with a median follow-up of 151.6 months (range, 144-189 months) completed the retrospective study (SBR group: n = 51; DBR group: n = 52). Clinical outcomes were evaluated with physical examinations, KT-2000 anterior and posterior stability measurement with the knee in 30º of flexion, International Knee Documentation Committee (IKDC) subjective score, Tegner score, Lysholm score; magnetic resonance imaging (MRI) (3.0 T) was performed, and International Cartilage Repair Society (ICRS) cartilage degeneration grades were determined. Multivariate analysis was performed to identify factors associated with cartilage degeneration.

resultsThere were significant differences in the pre- and postoperative IKDC, Lysholm and Tegner scores between the SBR and DBR groups. The SBR group had over double the rate of positive pressure/rub patellar test results (SBR vs DBR, 43.1% vs. 19.2%, p < 0.011). The KT-2000, pivot-shift and Lachman test results were stratified and analyzed, and significant differences between the SBR and DBR groups were found (p < 0.05, respectively). The distribution of ICRS grades differed significantly between the groups at the last follow-up (p = 0.013). A multivariate analysis found that age and operation procedures were significant predictors of 0 and non-0 ICRS grades (odds ratio, 6.077 [95% CI 2.117-17.447] and 0.210 [95% CI 0.068-0.654], respectively) (p < 0.05).

conclusionBoth SBR and DBR achieved overall good long-term results. DBR had advantages in objective outcome measures and was superior in preventing the occurrence of cartilage degeneration. Age was identified as a preoperative risk factor for significant postoperative cartilage degeneration. LEVEL OF EVIDENCE: III. ClinicalTrials.gov: NCT03984474.

Indexed as

Anterior Cruciate Ligament InjuriesAnterior Cruciate Ligament ReconstructionFollow-Up StudiesHumansKnee JointRetrospective StudiesTreatment OutcomeACLClinical outcomeDouble bundleSingle bundle

Identifiers

PMID33216188
OpenAlexW3098330862

What OpenQuestion holds

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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.