Evidence map›Paper›PMID 40757595›Full record

ArticleMuscles (Basel, Switzerland)2024

The Effects of the Leg Position on the Nordic Hamstring Exercise Eccentric Force: A Randomized Cross-Over Study.

Ricardo Maia Ferreira, Pedro Nunes Martins, Hugo Nunes, Luís Gonçalves Fernandes, César Ferreira Amorim, Luciano Maia Alves Ferreira

Abstract read
In one paragraph

Article in Muscles (Basel, Switzerland), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

6 authors.

Ricardo Maia FerreiraPolytechnic Institute of Maia, N2i, Social Sciences, Education and Sport School, Avenida Carlos de Oliveira Campos, Castêlo da Maia, 4475-690 Maia, Portugal.ORCID 0000-0003-1596-9685
Pedro Nunes MartinsPolytechnic Institute of Maia, N2i, Social Sciences, Education and Sport School, Avenida Carlos de Oliveira Campos, Castêlo da Maia, 4475-690 Maia, Portugal.
Hugo NunesPolytechnic Institute of Maia, N2i, Social Sciences, Education and Sport School, Avenida Carlos de Oliveira Campos, Castêlo da Maia, 4475-690 Maia, Portugal.
Luís Gonçalves FernandesPolytechnic Institute of Maia, N2i, Social Sciences, Education and Sport School, Avenida Carlos de Oliveira Campos, Castêlo da Maia, 4475-690 Maia, Portugal.ORCID 0009-0002-2448-5324
César Ferreira AmorimMaster's and Doctorate Program in Physiotherapy, University of São Paulo (Unicid), São Paulo 05508-070, Brazil.
Luciano Maia Alves FerreiraLaboratory of Physical and Functional Assessment in Physiotherapy (LAFFFi), Interdisciplinary Center of Investigation Egas Moniz (CiiEM), Quinta da Granja, 2829-511 Setubal, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Given the posterior chain configuration, it is anticipated that tibial positioning influences hamstring recruitment; medial hamstrings should be more activated during medial rotation, while lateral hamstrings should be more activated during lateral rotation. However, most studies showing this pattern have focused on concentric or isometric strength, leaving the influence on eccentric strength fairly unknown. Therefore, the aim of this study was to investigate the electromyographic response of the hamstring muscles during Nordic hamstring exercises in three leg positions: internal rotation, external rotation, and neutral. This study encompassed a randomized crossover study and used surface electromyography to analyze the activity of the biceps femoris and semitendinosus muscles during the Nordic hamstring exercise, in the three positions. Results indicated no statistically significant differences in muscle activation between positions or sides (

Indexed as

biceps femorisexternalinternalneutralsemitendinosustibia

Identifiers

PMID40757595
PMCPMC12225368

What OpenQuestion holds

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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.