Vitamin D level

DIAGNOSTIC_TEST5 trials

Sponsors

University of Sao Paulo, Abha International Private Hospital, Khon Kaen University, Shahid Beheshti University of Medical Sciences, Routine to research unit, Siriraj hospital, Mahidol university

Conditions

EndometriosisIschemic StrokePostural BalancePrimary objective -Incidence of vitamin D deficiency in preterm infants GA less than 32 weeks or birth weight less than 1,500 grams Secondary objectives - To determine maternal and neonatal factors associated with vitamin D deficiency in preterm infants - To monitor and follow ALP, calcium, phosphorus, vitamin D level and neonatal growth -To determine association between vitamin D level and incidence of bronchopulmonary dysplasia -To determine association between vitamin D level and incidVitamin D DeficiencyVitamin D Deficiency/InsufficiencyVitamin D Status

Unknown Phase

Evaluation of the Association Between Osteoporosis and Postural Balance in Postmenopausal Women

CompletedNCT02771834

University of Sao PauloPostural Balance

Start: 2009-07-31End: 2012-12-31Updated: 2016-05-13

Impact of Vitamin D on Acute Ischemic Stroke Prognosis

CompletedNCT03819452

Abha International Private HospitalIschemic Stroke

Start: 2018-08-01End: 2019-01-25Updated: 2019-01-28

Vitamin D status and response to supplementation in very preterm infants: A prospective cohort study

Active, not recruitingTCTR20230725007

Routine to research unit, Siriraj hospital, Mahidol universityPrimary objective -Incidence of vitamin D deficiency in preterm infants GA less than 32 weeks or birth weight less than 1,500 grams Secondary objectives - To determine maternal and neonatal factors associated with vitamin D deficiency in preterm infants - To monitor and follow ALP, calcium, phosphorus, vitamin D level and neonatal growth -To determine association between vitamin D level and incidence of bronchopulmonary dysplasia -To determine association between vitamin D level and incid

Start: 2023-06-13Target: 126Updated: 2026-08-03

Analysis of Vitamin D and VDR Expression in Endometriosis: A Case-Control Study

CompletedNCT06289257

Khon Kaen UniversityEndometriosis, Vitamin D Deficiency/Insufficiency, Vitamin D Status

Start: 2024-05-06End: 2024-12-23Updated: 2025-07-04

Vitamin D Status in Hemodialysis Transplant Candidates and Living Donors

CompletedNCT07409623

Shahid Beheshti University of Medical SciencesVitamin D Deficiency

Start: 2025-02-01End: 2026-02-01Updated: 2026-02-18

Related Papers

Vitamin D status and response to supplementation in very preterm infants: A prospective cohort study

European Journal of Clinical Nutrition2026-04-13

Serum 25-hydroxyvitamin D levels are associated with functional capacity but not with postural balance in osteoporotic postmenopausal women.

2017-01-019 citations