Evidence map›Paper›PMID 30189881›Full record

SynthesisJournal of orthopaedic surgery and research2018

A systematic review and meta-analysis of direct anterior approach versus posterior approach in total hip arthroplasty.

Zhao Wang, Jing-Zhao Hou, Can-Hua Wu, Yue-Jiang Zhou, Xiao-Ming Gu, Hai-Hong Wang, Wu Feng, Yan-Xiao Cheng, Xia Sheng, Hong-Wei Bao

Registry-linked trialAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Journal of orthopaedic surgery and research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07226973 (A Prospective, Single-Blinded, Partially Randomized Three-Cohort Study Comparing Manual Direct Anterior and Manual Posterior Approaches to a Non-Randomized Robotic Posterior Cohort for Total Hip Arthroplasty Using Gait Analysis), which is not on this map. Cited by 105 papers, 19 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
105citing papers in PubMed, 19 pooled it
–field-weighted citation impact
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.

NCT07226973 narecruitingnot on this mapstarted 2025, after this paper: background citation

A Prospective, Single-Blinded, Partially Randomized Three-Cohort Study Comparing Manual Direct Anterior and Manual Posterior Approaches to a Non-Randomized Robotic Posterior Cohort for Total Hip Arthroplasty Using Gait Analysis

TypeinterventionalSponsorOchsner Health SystemRan2025 to 2027Enrolled48ConditionsOsteoarthritis (OA) of the HipArmsTotal hip arthroplasty via direct anterior approach (manual, non-robotic), Total hip arthroplasty via posterior approach (manual, non-robotic), Robotic-assisted total hip arthroplasty via posterior approach
3 · Its place in the literature

Who cites it

105 citing papers in PubMed, 19 syntheses or guidelines pooled it.

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  8. CT-based navigation for total hip arthroplasty: a meta-analysis.European journal of medical research · 2023
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  13. Imageless navigation for primary total hip arthroplasty: a meta-analysis study.Journal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology · 2022
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  20. Trial

45 more citing papers are in PubMed but not listed here.

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.

Zhao WangFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Jing-Zhao HouFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Can-Hua WuFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Yue-Jiang ZhouFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Xiao-Ming GuFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Hai-Hong WangFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Wu FengFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Yan-Xiao ChengFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Xia ShengFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China.
Hong-Wei BaoFrom the department of orthopaedics, Jingjiang People's Hospital, 28 No, Zhongzhou Road, Jingjiang, Taizhou City, 214500, Jiangsu Province, China. zhangxuening09@qq.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis meta-analysis aimed to evaluate the postoperative clinical outcomes and safety of the direct anterior approach (DAA) versus posterior approach (PA) in total hip arthroplasty (THA).

methodsWe searched PubMed, Embase, Web of Science, the Cochrane Library, and Google databases from inception to June 2018 to select studies that compared the DAA and PA for THA. Only randomized controlled trials (RCTs) were included. Outcomes included Harris hip score at 2 weeks, 6 weeks, 12 weeks, and 1 year; VAS at 24 h, 48 h, and 72 h; incision length, operation time, postoperative blood loss, length of hospital stay, and complications (intraoperative fracture, postoperative dislocation, heterotopic ossification (HO), and groin pain).

resultsNine RCTs totaling 754 THAs (DAA group = 377, PA group = 377) met the criteria to be included in this meta-analysis. The present meta-analysis indicated that, compared with PA group, DAA group was associated with an increase of the Harris hip score at the 2-week and 4-week time points. No significant difference was found between DAA and PA groups of the Harris hip scores at 12 weeks, 1 year length of hospital stay (p > 0.05). DAA group was associated with a reduction of the VAS at 24 h, 48 h, and 72 h with statistical significance (p < 0.05). What is more, DAA was associated with a reduction of the incision length and postoperative blood loss (p < 0.05). There was no significant difference between the operation time and complications (intraoperative fracture, postoperative dislocation, HO, and groin pain).

conclusionIn THA patients, compared with PA, DAA was associated with an early functional recovery and less pain scores. What is more, DAA was associated with shorter incision length and blood loss.

Indexed as

Arthroplasty, Replacement, HipAgedFemaleHumansLength of StayMiddle AgedOperative TimePostoperative ComplicationsPostoperative PeriodTreatment OutcomeDirect anterior approachMeta-analysisPosterior approachTotal hip arthroplasty

Identifiers

PMID30189881
PMCPMC6127950

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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.