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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT05505786
Other study ID # Squat stance width
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date October 1, 2021
Est. completion date April 1, 2022

Study information

Verified date August 2022
Source University of Central Lancashire
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

The back squat is a commonly utilized resistance training exercise for the promotion of both performance and musculoskeletal health. There are a range of manipulations that can be made to the setup of this resistance exercise, with once such adaptation being the stance width when performing the exercise. This intervention aims to explore the effects of increasing the stance with on performance indices in elite rugby league players.


Recruitment information / eligibility

Status Completed
Enrollment 26
Est. completion date April 1, 2022
Est. primary completion date December 1, 2021
Accepts healthy volunteers Accepts Healthy Volunteers
Gender Male
Age group 18 Years to 35 Years
Eligibility Inclusion Criteria: - Rugby league player contracted to a professional Super League team - 5-years minimum of back squat experience - Male - Injury free for 6-months Exclusion Criteria: - Female - Any injury at baseline - Any international matches played during the between season break

Study Design


Related Conditions & MeSH terms


Intervention

Behavioral:
Normal stance width
Normal self-selected stance width when performing squat exercises.
Wide stance width
Increased stance with (by 20% over their own self-selected stance width) when performing squat exercises.

Locations

Country Name City State
United Kingdom University of Central Lancashire Preston Lancashire

Sponsors (1)

Lead Sponsor Collaborator
University of Central Lancashire

Country where clinical trial is conducted

United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary 505 agility test Test of 180 degree turning ability, measured using timing gates. Baseline
Primary 505 agility test Test of 180 degree turning ability, measured using timing gates. 8-weeks
Secondary Body mass Body mass using a weighing scale. Baseline
Secondary Body mass Body mass using a weighing scale. 8-weeks
Secondary Sum of skinfold thickness Skinfold thicknesses measured using callipers at eight sites according to the International Society for the Advancement of Kinanthropometry (ISAK) restricted profile (triceps, subscapular, biceps, iliac crest, supraspinal, abdominal, mid-thigh, and medial calf) Baseline
Secondary Sum of skinfold thickness Skinfold thicknesses measured using callipers at eight sites according to the International Society for the Advancement of Kinanthropometry (ISAK) restricted profile (triceps, subscapular, biceps, iliac crest, supraspinal, abdominal, mid-thigh, and medial calf) 8-weeks
Secondary Three repetition maximum squat strength The maximum squat weight that can be lifted for a total of three repetitions Baseline
Secondary Three repetition maximum squat strength The maximum squat weight that can be lifted for a total of three repetitions 8-weeks
Secondary Counter movement jump height The maximum height that can be jumped vertically, measured using a jump mat. Baseline
Secondary Counter movement jump height The maximum height that can be jumped vertically, measured using a jump mat. 8-weeks
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