Effects of Plyometric Training on Neuromuscular and Knee Functions in Patients with Anterior Cruciate Ligament Reconstruction : A Randomized Controlled Trial

Status

Recruiting

Phases

Phase 1Phase 2

Study type

Interventional

Source

TCTR

Registry ID

TCTR20220608003

Enrollment

Registered

2022-06-08

Start date

2022-05-01

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

Anterior cruciate ligament injury Anterior cruciate ligament reconstruction Neuromuscular functions Plyometric training Power Knee functions

Interventions

Plyometric training program 2 sessions per week, duration 8 weeks. The training program has 2 phases. For the first phase included squat jump, step up jump, ankle hop and lateral bound stick landind.

Experimental Other,Experimental Other

Plyometric training,Resistance training

Eligibility

Sex/Gender

All

Age

18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1.Thai patients who undergone unilateral ACL reconstruction after 6-8 months 2.Aged from 18-45 years old 3.Passive knee flexion deficit within 5 degree of the nonsurgical side 4.Passive knee extension deficit within 3 degree of the nonsurgical side 5.Quadriceps muscle strength no less than 60% of the nonsurgical side 6.Pain rating score less than 2 of 10 during a activities of daily living

Exclusion criteria

Exclusion criteria: 1.Multiple ligament and cartilage injury 2.Ankle sprain 3.Rheumatoid and neuromuscular diseases

Design outcomes

Primary

Measure	Time frame
Proprioception Pretest and after end of the intervention Joint position sense error,Power Pretest and after end of the intervention 6m-timed hop test	—

Secondary

Measure	Time frame
Muscle strength Pretest and after end of the intervention Isokinetic dynamometer,Static balance Pretest and after end of the intervention Single leg stand on firm surface with opened and closed eyes. stand on unstable surface with opened and closed eyes,Dynamic balance Pretest and after end of the intervention The modified star excursion balance test,Coordination Pretest and after end of the intervention Agility drill Y test,Pain Pretest and after end of the intervention Visual analog scale,self-reported knee function Pretest and after end of the intervention The International Knee Documentation Committee Subjective Knee Form.	—

Measure

Time frame

Muscle strength Pretest and after end of the intervention Isokinetic dynamometer,Static balance Pretest and after end of the intervention Single leg stand on firm surface with opened and closed eyes. stand on unstable surface with opened and closed eyes,Dynamic balance Pretest and after end of the intervention The modified star excursion balance test,Coordination Pretest and after end of the intervention Agility drill Y test,Pain Pretest and after end of the intervention Visual analog scale,self-reported knee function Pretest and after end of the intervention The International Knee Documentation Committee Subjective Knee Form.

—

Countries

Thailand

Contacts

Public ContactWacharapol Tepa

Chulalongkorn University

wacharapol.tep@mahidol.ac.th0853827404

Outcome results

None listed

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