Lung Function in Bariatric Surgery Candidates

The Impact of Body Mass Index on Lung Function in Bariatric Surgery Candidates

This study aims to retrospectively investigate the impact of body mass index on lung function metrics, e.g. FEV1%, FVC%, FEV1/FVC%.

Inclusion Criteria:

• Subjects with obesity (BMI ≥ 27.5 kg/m2 according to Chinese guidelines, guidelines from the American Society for Metabolic and Bariatric Surgery and International Federation for the Surgery of Obesity and Metabolic Disorders);
• Age > 16 years;
• Complete preoperative pulmonary function tests

Exclusion Criteria:

• Patients with a history of lung surgery and/or respiratory diseases (e.g. asthma, pulmonary emphysema, and interstitial pulmonary fibrosis).