Study population
asthma exacerbations
RESPIRATORY COMPLICATIONS, RESPIRATORY INFECTIONS
The study population consisted of a subset of patients from a 2-year clinical trial study at the Sickle Cell Clinic at Morgan Stanley Children’s Hospital, Columbia University Irving Medical Center (CUIMC), that investigated the effects of monthly high dose Vitamin D3 (100,000 IU/month- Arm A) and standard dose (12,000 IU/month- Arm B) to prevent respiratory complications, including respiratory infections, asthma exacerbations and ACS [