Evidence map›Paper›PMID 35455771›Full record

ReviewHealthcare (Basel, Switzerland)2022

How to Improve the Reactive Strength Index among Male Athletes? A Systematic Review with Meta-Analysis.

André Rebelo, João R Pereira, Diogo V Martinho, João P Duarte, Manuel J Coelho-E-Silva, João Valente-Dos-Santos

Abstract readReview
In one paragraph

Review in Healthcare (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 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.

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

15 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
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  4. Review
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  6. Effects of weighted vestsFrontiers in physiology · 2026
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  11. Enhancing clarity and methodological rigor in umbrella reviews.Annals of medicine and surgery (2012) · 2024
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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

6 authors.

André RebeloLX Applied Sport Sciences Research Group, 1000-289 Lisbon, Portugal.ORCID 0000-0003-2441-9167
João R PereiraLX Applied Sport Sciences Research Group, 1000-289 Lisbon, Portugal.ORCID 0000-0001-5491-4316
Diogo V MartinhoLX Applied Sport Sciences Research Group, 1000-289 Lisbon, Portugal.ORCID 0000-0003-0825-4032
João P DuarteLX Applied Sport Sciences Research Group, 1000-289 Lisbon, Portugal.ORCID 0000-0002-7536-9780
Manuel J Coelho-E-SilvaResearch Unity in Sport and Physical Activity (CIDAF, UID/DTP/04213/2020), Faculty of Sport Sciences and Physical Education, University of Coimbra, 3040-248 Coimbra, Portugal.ORCID 0000-0003-4512-7331
João Valente-Dos-SantosLX Applied Sport Sciences Research Group, 1000-289 Lisbon, Portugal.ORCID 0000-0003-0980-0269

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The reactive strength index (RSI) describes the individual's capability to quickly change from an eccentric muscular contraction to a concentric one and can be used to monitor, assess, and reduce the risk of athlete's injury. The purpose of this review is to compare the effectiveness of different training programs on RSI. Electronic searches were conducted in MEDLINE, PubMed, Scopus, SPORTDiscus, and Web of Science from database inception to 11 February 2022. This meta-analysis was conducted in accordance with the recommendations of the preferred reporting items for systematic reviews and meta-analyses (PRISMA). The search returned 5890 records, in which 39 studies were included in the systematic review and 30 studies were included in the meta-analysis. Results from the randomized studies with the control group revealed that plyometric training improved RSI in adult athletes (0.84, 95% CI 0.37 to 1.32) and youth athletes (0.30, 95% CI 0.13 to 0.47). Evidence withdrawn from randomized studies without a control group revealed that resistance training also improved the RSI (0.44, 95% CI 0.08 to 0.79) in youth athletes but not in adults. Interventions with plyometric training routines have a relatively large, statistically significant overall effect in both adult and youth athletes. This supports the implementation of this type of interventions in early ages to better cope with the physical demands of the various sports. The impact of resistance training is very low in adult athletes, as these should seek to have a more power-type training to see improvements on the RSI. More interventions with sprint and combined training are needed.

Indexed as

playersplyometric trainingpowerreactive strengthresistance trainingstrength

Identifiers

PMID35455771
PMCPMC9031107

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.