The effect of lumbopelvic manipulation on patellofemoral pain syndrome

Not Applicable

Conditions: patellofemoral pain syndrome.
Patellofemoral disorders
M22.2

Registration Number: IRCT20200818048446N1

Lead Sponsor: Babol University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Complete

Sex: All

Target Recruitment: 26

Inclusion Criteria

patients if they are aged less than 40 years
unilateral anterior knee pain or a pain on palpation of patellar facets provoked by at least two of these activities:ascending/descending stairs, squatting, prolonged sitting, jumping, kneeling and Isometric quadriceps contraction
positive sign in patellar apprehension test and/or eccentric step down test and/or vastus medialis coordination test
a pain level of at least 3 points and maximum 8 points on the numerical pain rating scale(NPRS) during resisted knee extension
knee disability level between 45 and 70 based on the Kujala patellofemoral questionnaire (KPQ)
Have at least 3 of the 5 criteria to predict treatment success, including the following: The difference in the active range of motion of the internal rotation of the hip between the two limbs is more than 14 degrees- Dorsiflex active range of motion of the foot is more than 16 degrees- No stiffnes after sitting for more than 20 minutes- Navicular drop- Squatting is most painful activity

Exclusion Criteria

a history of knee or spine surgery
dislocation or fracturein pelvic
meniscal lesion
patellar subluxation/dislocation
evidenceof tendinopathy or ligamentous pathologies
neurologic disorders
patients who had previously received physiotherapy treatment orused analgesic drugs within 72 h prior to the experiment
osteoporosis with documented compression fracture
severe lumbosacral nerveroot compression signs
pregnancy
systemic disease or connective tissue disorders
Lumbar disc rupture: extrusion, sequestration
Serious spinal lesions include rheumatoid arthritis, tumors, vascular lesions of the spine, etc.
spondylolisthesis and Specified lumbar instabilities

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Onset of electromyography activity of vastus medialis muscle. Timepoint: Before and immediately after the intervention. Method of measurement: Surface electromyography device.;Onset of electromyography activity of Gluteus medius muscle. Timepoint: Before and immediately after the intervention. Method of measurement: Surface electromyography device.;Amplitude of electromyography activity of vastus medialis muscle. Timepoint: Before and immediately after the intervention. Method of measurement: Surface electromyography device.;Amplitude of electromyography activity of Gluteus medius muscle. Timepoint: Before and immediately after the intervention. Method of measurement: Surface electromyography device.

Secondary Outcome Measures

Name	Time	Method
Pain Intensity. Timepoint: Before, immediately after and one week after the intervention. Method of measurement: Numeric Pain Rating Scale.;Physical function. Timepoint: Before and immediately after the intervention. Method of measurement: step down test.;Knee joint functional level. Timepoint: Before, immediately and one week after the intervention. Method of measurement: Using kujala questionnaire.