[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100600692":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":19,"locations":29,"responsibleParty":49,"collaborators":52,"id":60,"slug":61,"hasResults":62,"nctId":63,"briefTitle":64,"officialTitle":65,"acronym":10,"eligibilityCriteria":66,"healthyVolunteers":67,"sex":68,"minAge":69,"maxAge":70,"enrollmentInfo":71,"targetDuration":10,"studyType":74,"phases":10,"briefSummary":75,"conditions":76,"keywords":80,"overallStatus":32,"whyStopped":10,"lastUpdateSubmitDate":84,"lastUpdatePostDateStruct":85,"startDateStruct":88,"completionDateStruct":90,"leadSponsor":92,"locationsCount":93},{"fullName":5,"class":6},"University of Mostar","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Women of Reproductive Age",null,"This cohort includes women aged 18 to 49 years who are undergoing blood sampling for analysis of serum concentrations of vitamin B12, folic acid, and vitamin D. No interventions are administered. This is an observational, cross-sectional study.",[13],"Other: No Interventions",[15],{"type":6,"name":16,"description":17,"armGroupLabels":18,"otherNames":10},"No Interventions","This is an observational study. No intervention will be administered. Participants will provide blood samples for micronutrient analysis.",[9],[20,25],{"name":21,"role":22,"phone":23,"phoneExt":10,"email":24},"Vajdana Tomić, Professor, MD, PhD","CONTACT","0038763790012","vajdana.tomic@mef.sum.ba",{"name":26,"role":22,"phone":27,"phoneExt":10,"email":28},"Nikolina Penava, MD, Assistant","0038763818875","npenava@yahoo.com",[30],{"facility":31,"status":32,"city":33,"state":10,"zip":34,"country":35,"countryCode":36,"cosmosGeoPoint":37,"geoPoint":42,"contacts":43},"University Clinical Hospital Mostar, Primary Health Care Center Mostar","RECRUITING","Mostar","88000","Bosnia and Herzegovina","BA",{"type":38,"coordinates":39},"Point",[40,41],17.80806,43.34333,{"lat":41,"lon":40},[44,46,47],{"name":45,"role":22,"phone":23,"phoneExt":10,"email":24},"Vajdana Tomić, Professor, MD, Phd",{"name":26,"role":22,"phone":27,"phoneExt":10,"email":28},{"name":21,"role":48,"phone":10,"phoneExt":10,"email":10},"PRINCIPAL_INVESTIGATOR",{"type":48,"investigatorFullName":50,"investigatorTitle":51,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"Professor Vajdana Tomić, MD, PhD","Professor of Obstetrics and Gynecology; Principal Investigator",[53,56,58],{"name":54,"class":55},"Faculty of Health Studies - University of Mostar","UNKNOWN",{"name":57,"class":55},"Primary Health Care Center Mostar",{"name":59,"class":6},"University Clinical Hospital Mostar","100600692","vitamin-b12-folic-acid-and-vitamin-d-status-in-women-of-reproductive-age-100600692",false,"NCT07100795","Vitamin B12, Folic Acid and Vitamin D Status in Women of Reproductive Age","Assessment of Serum Concentrations of Vitamin B12, Folic Acid, and Vitamin D in Women of Reproductive Age to Determine Recommended Supplementation Doses in the Preconception Period and During Pregnancy","Inclusion Criteria:\n\n* Women of reproductive age (18-49 years)\n* Informed consent obtained\n\nExclusion Criteria:\n\n* diabetes (Type I or II)\n* epilepsy\n* oncological diseases, inflammatory bowel disease\n* supplementation with vitamin B12, folic acid, or vitamin D within the last 3 months",true,"FEMALE","18 Years","49 Years",{"count":72,"type":73},360,"ESTIMATED","OBSERVATIONAL","This cross-sectional observational study aims to assess serum concentrations of vitamin B12, folic acid, and vitamin D in women of reproductive age in Herzegovina. The study is led by Professor Vajdana Tomić, MD, PhD, who serves as the Principal Investigator, at the Faculty of Health Studies, University of Mostar, Bosnia and Herzegovina. The goal is to determine whether current international supplementation guidelines reflect the actual micronutrient status of this population. A total of 360 women aged 18-49 will be enrolled between December 2024 and December 2025 after providing informed consent. The findings will inform population-specific recommendations for micronutrient supplementation during the preconception period and pregnancy.\n\nThe study will be conducted at the Faculty of Health Studies, University of Mostar, Bosnia and Herzegovina.",[77,78,79],"Vitamin D, Vitamin B 12 and Folic Acid Concentrations","Micronutrient Status in Women of Reproductive Age","Vitamin Status Assessment",[81,82,83],"Vitamin B12","Vitamin D","Folic acid","2026-04-29",{"date":86,"type":87},"2026-05-06","ACTUAL",{"date":89,"type":87},"2024-12-23",{"date":91,"type":73},"2026-12-01",{"name":5,"class":6},1]