This observational study examined the effect of cigarette smoke on sleep quality and physical activity in people with multiple sclerosis. It enrolled people aged 18 and older diagnosed with multiple sclerosis by the McDonald criteria, including current, former, and never-smokers. This non-phase study has been conducted and is completed.
The summary above is a plain-language rendering of the official record. The original English title is shown for reference.
Criteria are reproduced from the ClinicalTrials.gov record in the original English. Only the trial team can determine eligibility.
Inclusion Criteria 1. Confirmed diagnosis of MS from a neurologist using the McDonald diagnostic criteria 2. Ability to ambulate independently with or without an assistive device 3. Current, previous, and nonsmokers 4. Age ≥ 18 years 5. Ability to give informed consent. Exclusion Criteria 1. A neurological disease other than MS 2. Orthopedic problems or other conditions that may significantly interfere with testing 3. Uncorrected vision loss 4. Acute ischemic cardiovascular event or coronary artery bypass surgery less than 3 months ago 5. Uncontrolled blood pressure with medication (BP\>190/110mmHg).