[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100643608":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":29,"centralContacts":34,"locations":40,"responsibleParty":56,"collaborators":24,"id":59,"slug":60,"hasResults":61,"nctId":62,"briefTitle":63,"officialTitle":64,"acronym":24,"eligibilityCriteria":65,"healthyVolunteers":61,"sex":66,"minAge":67,"maxAge":68,"enrollmentInfo":69,"targetDuration":24,"studyType":72,"phases":73,"briefSummary":75,"conditions":76,"keywords":79,"overallStatus":86,"whyStopped":24,"lastUpdateSubmitDate":87,"lastUpdatePostDateStruct":88,"startDateStruct":91,"completionDateStruct":93,"leadSponsor":95,"locationsCount":96},{"fullName":5,"class":6},"Universidad Pontificia de Salamanca","OTHER",[8,15],{"label":9,"type":10,"description":11,"interventionNames":12},"Foam Roller First, Then Neurodynamic Sliding","EXPERIMENTAL","Participants assigned to this sequence will first perform self-myofascial release using a foam roller on the hamstring muscles. After a one-month washout period, they will perform the self-administered neurodynamic sliding technique.",[13,14],"Other: Self-Myofascial Release Using a Foam Roller","Other: Self-Administered Neurodynamic Sliding Technique",{"label":16,"type":10,"description":17,"interventionNames":18},"Neurodynamic Sliding First, Then Foam Roller","Participants assigned to this sequence will first perform the self-administered neurodynamic sliding technique. After a one-month washout period, they will perform self-myofascial release using a foam roller on the hamstring muscles.",[13,14],[20,25],{"type":6,"name":21,"description":22,"armGroupLabels":23,"otherNames":24},"Self-Myofascial Release Using a Foam Roller","Participants will perform bilateral self-myofascial release of the hamstring muscles using a foam roller. The technique will be performed for 2 minutes per leg over three consecutive days.",[9,16],null,{"type":6,"name":26,"description":27,"armGroupLabels":28,"otherNames":24},"Self-Administered Neurodynamic Sliding Technique","Participants will perform a seated self-administered neurodynamic sliding technique over three consecutive days. The intervention will consist of 3 sets of 20 repetitions, with 20 seconds of rest between sets.",[9,16],[30],{"name":31,"affiliation":32,"role":33},"Sara Perpiña Martínez, PT, PhD","Pontifical University of Salamanca","PRINCIPAL_INVESTIGATOR",[35],{"name":31,"role":36,"phone":37,"phoneExt":38,"email":39},"CONTACT","(+34) 910053661","1032","sperpinama@upsa.es",[41],{"facility":42,"status":24,"city":43,"state":43,"zip":44,"country":45,"countryCode":46,"cosmosGeoPoint":47,"geoPoint":52,"contacts":53},"Clínica Universitaria Salus Infirmorum, Universidad Pontificia de Salamanca","Madrid","28015","Spain","ES",{"type":48,"coordinates":49},"Point",[50,51],-3.70256,40.4165,{"lat":51,"lon":50},[54],{"name":55,"role":36,"phone":37,"phoneExt":38,"email":39},"Sara Perpiña Martinez, PT, PhD",{"type":33,"investigatorFullName":57,"investigatorTitle":58,"investigatorAffiliation":5,"oldNameTitle":24,"oldOrganization":24},"Sara Perpiñá","Principal investigator and Professor of Physiotherapy","100643608","foam-roller-versus-self-performed-neurodynamic-sliding-in-people-with-hamstring-tightness-and-low-back-pain-history-100643608",false,"NCT07627581","Foam Roller Versus Self-Performed Neurodynamic Sliding in People With Hamstring Tightness and Low Back Pain History","Effects of Self-Myofascial Release With Foam Roller Versus Self-Performed Neurodynamic Sliding on Hamstring Flexibility in People With Hamstring Tightness and a History of Low Back Pain: A Randomized Pilot Clinical Trial","Inclusion Criteria:\n\n* Men and women aged 16 years or older.\n* History of non-specific low back pain during the previous three months and\u002For recurrent or chronic non-specific low back pain.\n* Limited hamstring flexibility, defined as hamstring tightness with 75 degrees or less of hip flexion with knee extension during the Straight Leg Raise test.\n* No previous surgery involving the spine or lower limb.\n* No hamstring stretching exercises performed in the weeks prior to participation.\n* Ability and willingness to provide informed consent.\n* Availability to perform both self-administered physiotherapy techniques according to the study protocol.\n\nExclusion Criteria:\n\n* Pregnancy or breastfeeding.\n* History of hamstring muscle or tendon injury during the previous year.\n* Lumbar or lower-limb neurological deficits.\n* Lower-limb length discrepancy.\n* Specific spinal pathology, including tumor, infection, fracture, or inflammatory disease.\n* History of lumbar disc herniation.\n* History of whiplash injury.\n* Any contraindication to physical exercise.\n* Menstrual pain at the time of assessment or intervention.\n* Scheduled surgery during the intervention or follow-up period.\n* History of cardiac disease.\n* Incomplete or incorrectly completed questionnaires or missing assessment data.\n* Refusal to complete part or all of the study intervention.\n* Development of a low back pain episode during the study intervention.","ALL","18 Years","65 Years",{"count":70,"type":71},30,"ESTIMATED","INTERVENTIONAL",[74],"NA","This randomized crossover pilot clinical trial evaluated the effects of two self-administered physiotherapy techniques in people with hamstring tightness and a history of non-specific low back pain.\n\nParticipants were randomly assigned to one of two treatment sequences. One sequence performed self-myofascial release using a foam roller first, followed by a one-month washout period, and then performed a self-administered neurodynamic sliding technique. The other sequence performed the neurodynamic sliding technique first, followed by a one-month washout period, and then performed the foam roller intervention.\n\nThe main objective of the study was to compare the effects of both interventions on hamstring flexibility. Secondary outcomes included active knee extension range of motion, dynamic balance, pressure pain threshold, hamstring and gluteus maximus strength, and low back pain intensity.",[77,78],"Low Back Pain","Hamstring Tightness",[80,81,82,83,84,85],"foam roller","Self-myofascial release","Neurodynamic sliding","Hamstring flexibility","Low back pain","Crossover trial","NOT_YET_RECRUITING","2026-06-04",{"date":89,"type":90},"2026-06-08","ACTUAL",{"date":92,"type":71},"2026-06",{"date":94,"type":71},"2026-08",{"name":5,"class":6},1]