Status:

UNKNOWN

Vitamin D Levels and Heart Rate Variability on Endothelial Function Via RAAS Augmentation in OSA

Lead Sponsor:

University Malaysia Sarawak

Conditions:

Obstructive Sleep Apnea

Eligibility:

All Genders

18+ years

Brief Summary

The role of obstructive sleep apnea (OSA) in contributing to hyperaldosteronism, which can lead to increased morbidity and mortality, is less well-established. The vitamin D levels and sympathetic act...

Detailed Description

Obstructive sleep apnea (OSA), which is closely related to obesity, is a chronic, serious and potentially life-threatening sleep-related breathing disorder, characterized by periodic narrowing and obs...

Eligibility Criteria

Inclusion

  • Aged 18 years and above
  • Obese (BMI\>27.5kg/m2)
  • Confirmed OSA (AHI\>5)

Exclusion

  • Secondary causes of obesity, such as Cushing's syndrome or thyroid dysfunction
  • Secondary hypertension, including undergone treatment for primary aldosteronism
  • Chronic kidney disease (eGFR\<30ml/min/1.73m2)
  • Recent myocardial infarct or stroke within 6 weeks prior to study
  • Congestive heart failure
  • Long-standing atrial fibrillation \>12 months
  • On current CPAP use
  • On vitamin D supplements
  • Pregnant

Key Trial Info

Start Date :

February 1 2022

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

August 1 2024

Estimated Enrollment :

150 Patients enrolled

Trial Details

Trial ID

NCT05232201

Start Date

February 1 2022

End Date

August 1 2024

Last Update

February 9 2022

Active Locations (1)

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Universiti Malaysia Sarawak

Kuching, Sarawak, Malaysia, 93350