[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100649277":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":18,"centralContacts":19,"locations":25,"responsibleParty":37,"collaborators":18,"id":41,"slug":42,"hasResults":43,"nctId":44,"briefTitle":45,"officialTitle":46,"acronym":18,"eligibilityCriteria":47,"healthyVolunteers":48,"sex":49,"minAge":50,"maxAge":51,"enrollmentInfo":52,"targetDuration":18,"studyType":55,"phases":56,"briefSummary":58,"conditions":59,"keywords":18,"overallStatus":61,"whyStopped":18,"lastUpdateSubmitDate":62,"lastUpdatePostDateStruct":63,"startDateStruct":66,"completionDateStruct":68,"leadSponsor":70,"locationsCount":71},{"fullName":5,"class":6},"Acibadem University","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"FIFA 11+ Exercise Program","EXPERIMENTAL","Participants will undergo an 8-week non-intervention control period followed by a 2-week washout period and an 8-week FIFA 11+ exercise program in addition to regular volleyball training. The program consists of structured running, strength, balance, plyometric, and agility exercises. Wellness, rating of perceived exertion, dynamic balance, single-leg functional performance, injury incidence, and fear of reinjury will be assessed before and after the relevant study periods.",[13],"Other: FIFA 11",[15],{"type":6,"name":16,"description":11,"armGroupLabels":17,"otherNames":18},"FIFA 11",[9],null,[20],{"name":21,"role":22,"phone":23,"phoneExt":18,"email":24},"Nuray ALACA","CONTACT","05324251290","nuray.alaca@acibadem.edu.tr",[26],{"facility":5,"status":18,"city":27,"state":28,"zip":29,"country":30,"countryCode":18,"cosmosGeoPoint":31,"geoPoint":36,"contacts":18},"Istanbul","Turkey","+90","Turkey (Türkiye)",{"type":32,"coordinates":33},"Point",[34,35],28.94966,41.01384,{"lat":35,"lon":34},{"type":38,"investigatorFullName":39,"investigatorTitle":40,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"PRINCIPAL_INVESTIGATOR","Nuray Alaca","Assoc. Prof","100649277","fifa-11-in-young-female-volleyball-players-100649277",false,"NCT07733648","FIFA 11+ in Young Female Volleyball Players","Effects of the FIFA 11+ Exercise Program on Injury Incidence, Fear of Reinjury, and Physical Performance in Young Female Volleyball Players","Inclusion Criteria\n\n* Female volleyball players aged 14-18 years\n* Regular participation in volleyball training for at least 1 year\n* Participation in training sessions at least 2 days per week\n* No history of a serious lower-extremity injury within the previous 6 months\n* Willingness to participate in the study and provision of written informed consent; for participants under 18 years of age, written parental or legal guardian consent will also be obtained\n\nExclusion Criteria\n\n* History of an injury requiring surgery within the previous 6 months\n* Presence of acute pain or injury that prevents safe completion of the physical performance tests\n* Presence of a neurological disorder or systemic disease that may affect balance or physical performance\n* Inability to participate regularly in the FIFA 11+ exercise program\n* Development of an injury during the study period that prevents participation in the exercise program for more than 2 consecutive weeks",true,"FEMALE","14 Years","18 Years",{"count":53,"type":54},25,"ESTIMATED","INTERVENTIONAL",[57],"NA","This study aims to investigate the effects of an 8-week FIFA 11+ exercise program on wellness, rating of perceived exertion (RPE), dynamic balance, and single-leg functional performance in young female volleyball players, as well as to examine the relationships among these variables. The study will also evaluate the program's effects on injury incidence and fear of reinjury.\n\nThe study is original in applying the FIFA 11+, a well-established injury prevention program, to volleyball and evaluating its effects together with training-load parameters through a multidimensional approach. It is expected to contribute to the literature by proposing a comprehensive model for monitoring athletic performance and injury risk in young female volleyball players.",[60],"Sport Injuries","NOT_YET_RECRUITING","2026-07-24",{"date":64,"type":65},"2026-07-29","ACTUAL",{"date":67,"type":54},"2026-09-10",{"date":69,"type":54},"2027-01-15",{"name":5,"class":6},1]