chronic obstructive airway diseases. Chronic obstructive pulmonary disease, unspecified
Conditions
Interventions
3000000-600000 IU of vitamin D as loading dose and 50000 IU weekly for three month.
Treatment - Drugs
3000000-600000 IU of vitamin D as loading dose and 50000 IU weekly for three month
Sponsors
Vice chancellery for Development, Research and Technology of of Iran University of medical Sciences
Eligibility
Sex/Gender
All
Age
14 Years to 139 Years
Inclusion criteria
Inclusion criteria: Inclusion criteria: patients who were current or ex-smokers or were exposed to noxious inhalents; had a diagnosis of chronic obstructive pulmonary disease according to the gobal initiative for chronic obstructive lung Disease definition; had no history of chronic obstructive pulmonary disease exacerbation one year before study; no history of renal stone or renal failure or other diseases that interact with vitamin D metabolism or were not taking vitamin D or calcium supplements ; no continuse need to oxygen therapy or during exercise. Exclusion characteria: noncompliance; exacerbation of chronic obstructive pulmonary disese during study.
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Forced expiratory volume in one second. Timepoint: before intervention and three month later at the end of study. Method of measurement: percent of predicted. | — |
Secondary
| Measure | Time frame |
|---|---|
| Saturation of oxygen and six minutes walk test. Timepoint: before intervention and three months after intervention. Method of measurement: percent and meters.;Saturation of oxygen and six minutes walk test. Timepoint: before intervention and three month later at the end of the study. Method of measurement: percent and meter. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactMaryam haddadzadeh Shoushtari
Ahvaz jundishapour university of medical sciences
Outcome results
None listed