Evidence map›Paper›PMID 39402654›Full record

SynthesisOrthopaedic surgery2024

Cryotherapy for Rehabilitation After Total Knee Arthroplasty: A Comprehensive Systematic Review and Meta-Analysis.

Zhimin Liang, Zichuan Ding, Duan Wang, Yuchen Guo, Ling Zhu, Zeyu Luo, Lingli Li

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Orthopaedic surgery, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

  1. Trial
  2. Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. 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

7 authors.

Zhimin LiangDepartment of Nursing, West China Hospital/West China School of Nursing, Sichuan University, Chengdu, People's Republic of China.
Zichuan DingDepartment of Orthopedics, West China Hospital/West China School of Medicine, Sichuan University, Chengdu, People's Republic of China.
Duan WangDepartment of Orthopedics, West China Hospital/West China School of Medicine, Sichuan University, Chengdu, People's Republic of China.
Yuchen GuoDepartment of Nursing, West China Hospital/West China School of Nursing, Sichuan University, Chengdu, People's Republic of China.
Ling ZhuDepartment of Nursing, West China Hospital/West China School of Nursing, Sichuan University, Chengdu, People's Republic of China.
Zeyu LuoDepartment of Orthopedics, West China Hospital/West China School of Medicine, Sichuan University, Chengdu, People's Republic of China.
Lingli LiDepartment of Nursing, West China Hospital/West China School of Nursing, Sichuan University, Chengdu, People's Republic of China.ORCID https://orcid.org/0000-0002-0188-2258

Funding

National Natural Science Foundation of China 52373237
6 · The paper itself

Abstract

objectiveDespite being well-studied and widely utilized, the efficacy of cryotherapy after total knee arthroplasty (TKA) in enhancing early rehabilitation lacks consensus. The aim of this systematic review and meta-analysis was to investigate (1) whether cryotherapy is able to promote the rehabilitation of patients undergoing TKA and (2) whether continuous cold flow device has superior results than cold pack in cryotherapy.

methodsA comprehensive trial searching was performed in the PubMed, Embase, Cochrane Library, and Google Scholar electronic databases in May, 2024. Randomized controlled trials (RCTs) comparing cryotherapy with no cryotherapy or comparing continuous cold flow device with cold pack after TKA were included. The primary outcome was visual analogue scale (VAS) of pain, and secondary outcomes included opioid consumption, blood loss (hemoglobin decrease and drainage), range of motion (ROM), swelling, length of stay (LOS), and adverse event.

resultsA total of 31 RCTs were included in this meta-analysis with 18 trials comparing cryotherapy with no cryotherapy and 13 trials comparing continuous cold flow device with cold pack. Pooled results showed cryotherapy group had significantly lower VAS scores than no cryotherapy group on postoperative day (POD) 1 (MD, -0.59 [95% CI, -1.14 to -0.04]; p = 0.04), POD 2 (MD, -0.84 [95% CI, -1.65 to -0.03]; p = 0.04), and POD 3 (MD, -0.86 [95% CI, -1.65 to -0.07]; p = 0.03). Cryotherapy group also showed reduced opioid consumption, reduced hemoglobin loss, decreased drainage, and improved ROM after TKA. Continuous cold flow device group had comparable VAS, opioid consumption, blood loss, ROM, knee swelling, and LOS with cold pack group.

conclusionCryotherapy can effectively alleviate postoperative pain, reduce blood loss, improve ROM, and thus promote the postoperative rehabilitation for TKA patients, but the continuous cold flow device did not show better efficacy than cold packs. These findings support the routine use of cryotherapy for the rapid rehabilitation of TKA patients, and the traditional cold pack is still recommended.

Indexed as

Arthroplasty, Replacement, KneeCryotherapyHumansPain MeasurementPostoperative Paincryotherapysystematic review and meta‐analysistotal knee arthroplasty

Identifiers

PMID39402654
PMCPMC11608804

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Registered trials

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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.