Vitamin D levels in adults with non-atopic asthma: a case-control study - Vitamin D in non-atopic asthma: a case-control study panama deel 5

Medisch Centrum Leeuwarden0 个研究点目标入组 216 人开始时间: 待定最近更新: 2024年5月6日

适应症

试验速览

暂无简介。

•- Outpatients with non-atopic asthma, determined by negative alatop
•- Age * 18 yrs
•- Pulmonologist*s diagnosis of asthma
•- Documented reversibility in FEV1 of > 12% predicted OR airway hyperresponsiveness to inhaled methacholine
•- Outpatients with atopic asthma, determined by known positive alatop or skin prick test
•- Age * 18 yrs
•- Pulmonologist*s diagnosis of asthma
•- Documented reversibility in FEV1 of > 12% predicted OR airway hyperresponsiveness to inhaled methacholine
•- Subjects without pulmonary history or pulmonary complaints
•- Age * 18 yrs
•- No signs of allergy and negative alatop
•- Normal spirometry

•- Patients with smoking history of > 10 packyears and persistent airflow obstruction (post bronchodilator FEV1 < 80%pred): excluded if reversibility in FEV1 < 12% predicted OR TLCO < 80%pred
•- Pregnancy
•- Use of supplements containing vitamin D analogues in the last 6 months
•- Other pulmonary diseases
•- Patients with smoking history of > 10 packyears and persistent airflow obstruction (post bronchodilator FEV1 < 80%pred): excluded if reversibility in FEV1 < 12% predicted OR TLCO < 80%pred.
•- Pregnancy
•- Use of supplements containing vitamin D analogues in the last 6 months
•- Other pulmonary diseases
•- Pulmonary history or current pulmonary complaints
•- Use of supplements containing vitamin D analogues in the last 6 months
•- Pregnancy

发起方

Medisch Centrum Leeuwarden