Non-inferiority of Portable Versus Desktop Spirometry

Exclusion Criteria

• •1. Pregnant females (based on declaration; no pregnancy tests are planned before the test).
• •2. Recent myocardial infarction (\<30 days).
• •3. Known thoracic, aortic or cerebral aneurysm.
• •4. Recent stroke, eye surgery, thoracic/abdominal surgery.
• •5. Haemoptysis.
• •6. Recent pneumothorax.
• •7. Uncontrolled hypertension.
• •8. Pulmonary Embolism.
• •9. Angina.
• •10. Chest or abdominal pain of any etiology.
• •11. Oral or facial pain exacerbated by a mouthpiece.
• •12. Stress incontinence.
• •13. Dementia or state of confusion. 14, Acute Diarrhea