Published Online: April 15, 2013. doi:10.1001/jamainternmed.2013.389
Author Contributions: Dr H. Tuomilehto had full access to all data in the study and had final responsibility to submit the report for publication. Study concept and design: All authors. Acquisition of data: H. Tuomilehto, Seppä, and Gylling. Analysis and interpretation of data: All authors. Drafting of the manuscript: H. Tuomilehto, Seppä, Uusitupa, and Gylling. Critical revision of the manuscript for important intellectual content: H. Tuomilehto, Seppä, Uusitupa, J. Tuomilehto, and Gylling. Statistical analysis: H. Tuomilehto, Seppä, and J. Tuomilehto. Obtained funding: H. Tuomilehto. Administrative, technical, and material support: H. Tuomilehto, Uusitupa, and Gylling. Study supervision: All authors.
Kuopio Sleep Apnea Group: Grigori Smirnov, MD, PhD, Johanna Sahlman, MD, PhD, Matti Pukkila, MD, PhD, Markku Peltonen, PhD, Tarja Martikainen, MSc, Jouko Kokkarinen, MD, PhD, Jukka Randell, MD, PhD, Esko Vanninen, MD, PhD, Taina Poutiainen, Tomi Laitinen, MD, PhD, Tiina Lyyra-Laitinen, PhD, Ritva Vanninen, MD, PhD, Kari Punnone, MD, PhD, Aki Ikonen, MD, Riitta Pahkala, DD, PhD, Erkki Soini, BSc, and Janne Martikainen.
Conflict of Interest Disclosures: None reported.
Funding/Support: The study was funded by the Hospital District of Northern Savo. Kuopio University Hospital, the Juho Vainio Foundation, Yrjö Jahnsson Foundation, Paulo Foundation, Finnish Cultural Foundation, Finnish Research Foundation of Otology, Finnish Medical Foundation, Respiratory Foundation, and the Finnish Anti-Tuberculosis Foundation have supported the study with grants.
Role of the Sponsors: The funding sources had no role in the design and conduct of the study; in the collection, analysis, and interpretation of the data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: Markku Peltonen, MD, assisted with the statistical analyses. Grigori Smirnov, MD, PhD, Matti Pukkila, MD, PhD, Esko Vanninen, MD, PhD, Jouko Kokkarinen, MD, PhD, Jukka Randell, MD, PhD, Johanna Sahlman, MD, PhD, and Tarja Martikainen, MSc, contributed to clinical work related to the study. They also participated in interpreting the results and in editing of the manuscript. All group members approved the current version of the manuscript. The other members of Kuopio Sleep Apnea Group are cordially acknowledged.
Trial Registration: clinicaltrials.gov Identifier: NCT00486746