Weighted vs Unweighted Plyometric Conditioning on Vertical Jump Performance in Young Male Soccer Players (PAPE-JUMP)
Differential Time-Course Effects of Weighted and Unweighted Plyometric Conditioning on Vertical Jump Performance in Young Male Soccer Players
Explosive lower-limb power is essential for soccer performance and contributes to jumping, sprinting, and rapid changes of direction. Plyometric exercises are commonly used during warm-up to improve neuromuscular readiness and may enhance subsequent athletic performance through post-activation performance enhancement (PAPE). However, it remains unclear whether adding external load during plyometric conditioning provides greater benefits than performing the same exercises without additional load.
The purpose of this study is to compare the acute effects of weighted and unweighted plyometric conditioning on vertical jump performance in young male soccer players. Participants complete two experimental sessions separated by 48 hours. In one session, they perform a standardized single-leg plyometric protocol without external load, and in the other session they perform the same protocol while wearing a weighted vest equivalent to 10% of their body mass. Vertical jump height is assessed before exercise and at several time points after the conditioning activity to examine the time course of performance changes.
The findings of this study are expected to improve understanding of the optimal use of weighted plyometric conditioning during warm-up and provide practical guidance for coaches and sports practitioners seeking to maximize explosive performance before training and competition.
연구 개요
상태
연구 유형
등록 (실제)
단계
- 해당 없음
연락처 및 위치
연구 장소
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Istanbul
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Istanbul, Istanbul, 터키 (Türkiye), 34290
- Istanbul Gelisim University
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참여기준
자격 기준
공부할 수 있는 나이
- 성인
건강한 자원 봉사자를 받아들입니다
설명
Inclusion Criteria:
- Healthy male soccer players aged 18 to 30 years.
- Actively participating in organized soccer training.
- Minimum of 2 years of structured plyometric training experience.
- Competing at the regional development league level.
- Free from lower-limb musculoskeletal injury during the previous 4 months.
- Able to perform maximal jumping tasks.
- Provided written informed consent prior to participation.
Exclusion Criteria:
- History of lower-extremity surgery within the previous year.
- Current lower-limb pain or discomfort during jumping activities.
- Neurological, cardiovascular, or orthopedic disorders affecting neuromuscular performance.
- Use of performance-enhancing substances.
- Failure to comply with study procedures or testing instructions.
공부 계획
연구는 어떻게 설계됩니까?
디자인 세부사항
- 주 목적: 기초 과학
- 할당: 무작위화되지 않음
- 중재 모델: 크로스오버 할당
- 마스킹: 없음(오픈 라벨)
무기와 개입
참가자 그룹 / 팔 |
개입 / 치료 |
|---|---|
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실험적: Weighted Plyometric Conditioning
Participants performed a standardized single-leg plyometric conditioning protocol while wearing a weighted vest equivalent to 10% of their body mass.
Vertical jump performance was assessed at baseline and at 15 seconds, 2 minutes, 4 minutes, and 8 minutes after the conditioning activity.
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Participants completed three sets of ten single-leg plyometric repetitions while wearing a weighted vest corresponding to 10% of their body mass.
Sessions were separated by 48 hours, and jump performance was measured before and after the conditioning protocol.
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활성 비교기: Unweighted Plyometric Conditioning
Participants performed the same standardized single-leg plyometric conditioning protocol without external load.
Vertical jump performance was assessed at baseline and at 15 seconds, 2 minutes, 4 minutes, and 8 minutes after the conditioning activity.
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Participants completed the identical single-leg plyometric conditioning protocol without external load.
Vertical jump performance was measured before and after the conditioning protocol using the same assessment schedule.
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연구는 무엇을 측정합니까?
주요 결과 측정
결과 측정 |
측정값 설명 |
기간 |
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Vertical Jump Height
기간: Baseline, 15 seconds, 2 minutes, 4 minutes, and 8 minutes after each intervention session
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Vertical jump height (cm) measured before the plyometric conditioning protocol (baseline) and at 15 seconds, 2 minutes, 4 minutes, and 8 minutes after weighted and unweighted plyometric conditioning.
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Baseline, 15 seconds, 2 minutes, 4 minutes, and 8 minutes after each intervention session
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2차 결과 측정
결과 측정 |
측정값 설명 |
기간 |
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Area Under the Curve (AUC) of Vertical Jump Performance
기간: Immediately after completion of each intervention session
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Cumulative vertical jump performance across the post-activation period.
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Immediately after completion of each intervention session
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Performance Slope
기간: Immediately after completion of each intervention session
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Rate of change in vertical jump height across the post-activation period.
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Immediately after completion of each intervention session
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Peak Vertical Jump Height
기간: 15 seconds to 8 minutes after each intervention session
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Highest vertical jump height achieved during the post-activation assessment period.
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15 seconds to 8 minutes after each intervention session
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Time to Peak Performance
기간: 15 seconds to 8 minutes after each intervention session
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Time required to reach the highest vertical jump performance following each conditioning protocol.
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15 seconds to 8 minutes after each intervention session
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공동 작업자 및 조사자
연구 기록 날짜
연구 주요 날짜
연구 시작 (실제)
기본 완료 (실제)
연구 완료 (실제)
연구 등록 날짜
최초 제출
QC 기준을 충족하는 최초 제출
처음 게시됨 (실제)
연구 기록 업데이트
마지막 업데이트 게시됨 (실제)
QC 기준을 충족하는 마지막 업데이트 제출
마지막으로 확인됨
추가 정보
이 연구와 관련된 용어
기타 연구 ID 번호
- PAPE-PLYO-2025-01
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