Affiliation: | 1. Department of Graduate Institute of Health Care, Chang Gung University of Science and Technology, Taipei, Taiwan;2. Department of Internal Medicine, Chang Gung Memorial Hospital, Tao‐Yuan, Taiwan;3. Taiwan Society of Sleep Medicine, Taipei, Taiwan;4. Sleep Center, Chang Gung Memorial Hospital, Tao‐Yuan, Taiwan;5. Department of Cardiovascular Medicine, Chang Gung Memorial Hospital, Tao‐Yuan, Taiwan;6. National Taipei University of Nursing and Health Science, Taipei City, Taiwan |