Comparing effects of plyometrics, closed kinetic chain and quadratus lumborum strengthening exercises on vertical jump.

Comparing effects of plyometrics, closed kinetic chain and quadratus lumborum strengthening exercises on vertical jump

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

PACTR

Registry ID

PACTR201906665314509

Enrollment

Registered

2019-06-27

Start date

2019-02-20

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Orthopaedics

Interventions

plyometrics

closed kinetic chain

quadratus lumborum strength

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: • All subjects healthy subjects. • All subjects are volley ball players. • The subject’s age will be ranged from 16 to 25 years old (Matavulj D. et al., 2001). • All subjects are medically stable and do not suffer from any other diseases or injuries which might affect the trial results. • All subjects are healthy according to healthy scale. • All subjects have the same usual daily training regime.

Exclusion criteria

Exclusion criteria: • History of any recent trunk, hip, knee or ankle injury. • History of recent surgery for any part of the body. • History of recent fracture in trunk sacroiliac or lower limb. • Subjects not participating in the normal daily training regime of the team.

Design outcomes

Primary

Measure	Time frame
jump height	—

Secondary

Measure	Time frame
jump speed	—

Countries

Egypt

Contacts

Public Contactamira draz

professor

amira.draz@pt.cu.edu.eg01149411373

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Aug 9, 2026