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The Effect of Prone Knee Extension Exercise on Lumbar Disc Herniation Pain

The Effectiveness of Prone Knee Extension Exercise on Pain Intensity in Patients with Lumbar Disc Herniation: A Randomized Clinical Trial

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20230212057390N5
Enrollment
34
Registered
2026-01-26
Start date
2025-12-31
Completion date
Unknown
Last updated
2026-02-02

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

Conditions

Condition 1: (hernia disc with radiculopathy). Condition 2: (hernia disc without radiculopathy). ??????? ???? ??? ??????? ?? ???????????? ??????? ???? ??? ??????? ???? ????????????

Interventions

Intervention 1: Intervention group: The intervention group received a combined program of general exercises along with the specific PKE (Prone Knee Extension) exercise. The details were as follows: Co

Sponsors

Mashhad University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 60 Years

Inclusion criteria

Inclusion criteria: Report of increased pain during activities such as forward bending, coughing, sneezing, or prolonged sitting. Pain reduction while lying down Presence of lower lumbar disc herniation on MRI imaging with confirmation by clinical examination Possession of the necessary cognitive abilities to participate in various aspects of the study.

Exclusion criteria

Exclusion criteria: Acute pain in the hip, back, or knee within the past two weeks Presence of any specific disorder related to the sacroiliac joint and facet joint syndrome History of surgery or fracture in the spine, hip, or knee Presence of pre-existing congenital hip joint disorders Presence of red flags indicating conditions such as tumors, infections, or cauda equina syndrome Presence of cautionary signs related to maladaptive pain coping strategies A score above 37 on the Tampa Scale for Kinesiophobia (TSK) Presence of spinal stenosis History of neurological disorders affecting the musculoskeletal system and other serious conditions associated with impaired joint movement

Design outcomes

Primary

MeasureTime frame
Pain. Timepoint: Before and after the intervention. Method of measurement: Visual Analogue Scale.

Secondary

MeasureTime frame
Disability. Timepoint: Before and after the intervention. Method of measurement: Oswestry Disability Index.;Quality of life. Timepoint: Before and after the intervention. Method of measurement: Short Form-36.;Hamstring tightness. Timepoint: Before and after the intervention. Method of measurement: Active Straight Leg Raise.;Lumbar lordosis. Timepoint: Before and after the intervention. Method of measurement: Flexible ruler.;Lumbar range of motion. Timepoint: Before and after the intervention. Method of measurement: Schober test and trunk flexibility measurement.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMajid Shahbazi

Mashhad University of Medical Sciences

shahbazim2@mums.ac.ir+98 51 3884 6710

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 7, 2026