Effects of adding a online behavioral intervention to exercise therapy and patient education compared to exercise and education delivered online for people with anterior knee pai

Not Applicable

• Conditions: Patellofemoral pain syndrome; Patellofemoral disorder; M00-M99

• Registration Number: RBR-4yhbqwk
• Lead Sponsor: niversidade Estadual Paulista Júlio de Mesquita Filho Campus Presidente Prudente

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-06-04
• Last Update Posted: 29 May 2023
• Study Completion: 2024-01-01

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

Participants who meet the following criteria will be included: (i) age between 18 and 40 years; (ii) previous unilateral knee pain when performing at least two of the following activities: staying seated for a prolonged period, squating, kneeling, running, going up and down stairs, jumping and landing from jumping; (iii) previous knee pain with insidious onset of at least 6 months; (iv) worse self-reported pain in the last month of at least 30 mm on the visual analog scale (VAS) of 100 mm.

Exclusion Criteria

Participants who meet the following criteria will not be included in the study: (i) previous self-reported knee pain caused by knee trauma; (ii) history of dislocation or patellar subluxation; (iii) clinical evidence of meniscal injury or ligament instability assessed by a trained physical therapist; (iv) clinical osteoarthritis in any joint of the lower limbs evaluated by a trained physiotherapist according to the EULAR criteria; (v) patellar tendinopathy assessed by a trained physical therapist; and (vi) previous physical therapy for the treatment of DFP (at least 6 months prior to the study) and (vii) answer yes” on any questions on the PAR-Q physical activity readiness questionnaire.

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Pain improvement, assessed through the 100mm visual analogue scale (VAS) with a decrease of at least 20mm.;Self-reported recovery evaluated through a 7-point likert sclae, with a significant difference defined as better or much better.

Secondary Outcome Measures

Name	Time	Method
Improvement in Anxiety and Depression assessed by the Hospital Anxiety and Depression Scale (HADS), with a decrease of at least 8 points for anxiety and 6 points for depression.;Improvement in self-reported Function assessed by the Knee Anterior Pain Scale (AKPS), with an increase of at least<br>7 points.;Improvement in Kinesiophobia assessed by the Tampa Scale for Kinesiophobia (Tampa) with a decrease of at least 3.24 points.;Improvement in Catastrophism assessed by the Pain Catastrophizing Scale (PCS) with a decrease of at least 13.2 points.;Improvement in Pain Self-Efficacy assessed through the Chronic Pain Self-Efficacy Scale (CPSS) with a decrease of at least 0.3 points.;Improvement in self-reported physical activity level assessed by the International Physical Activity Questionnaire (IPAQ) short-form, with an increase of at least 1039 METS.