The Effects of Increased vs. Traditional Squat Stance Width on Performance Indices in Elite Rugby League Players

Not Applicable

Completed

• Conditions: Sports Performance

• Registration Number: NCT05505786
• Lead Sponsor: University of Central Lancashire

Brief 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.

Detailed Description

Not available

Study Timeline

• Study Start: 2021-10-01
• Primary Completion: 2021-12-01
• Study Completion: 2022-04-01
• Status Verified: 2022-08
• Study First Submitted: 2022-08-16
• Study First Submitted QC: 2022-08-16
• Study First Posted: 2022-08-18
• Last Update Submitted: 2022-08-31
• Last Update Posted: 2022-09-06

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 26

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

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
505 agility test	8-weeks	Test of 180 degree turning ability, measured using timing gates.

Secondary Outcome Measures

Name	Time	Method
Sum of skinfold thickness	8-weeks	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)
Three repetition maximum squat strength	8-weeks	The maximum squat weight that can be lifted for a total of three repetitions
Body mass	8-weeks	Body mass using a weighing scale.
Counter movement jump height	8-weeks	The maximum height that can be jumped vertically, measured using a jump mat.

Trial Locations

Locations (1)

University of Central Lancashire; 🇬🇧 Preston, Lancashire, United Kingdom