10-year mortality, causes of death and cardiovascular comorbidities in idiopathic normal pressure hydrocephalus.

"Declarations Conflicts of interestThe authors have no personal, financial, or institutional interest in any of the drugs, materials, or devices described in this article. The authors report no conflict of interest. Ethical approvalAll the authors contributed to the study conception and design. Material preparation, data collection and analysis were performed by Sanna A. Eklund, Hanna Israelsson, Mattias Brunström and Jan Malm. The first draft of the manuscript was written by Sanna A. Eklund and all the authors commented on previous versions of the manuscript. All the authors read and approved the final manuscript and revision. Conflicts of interest The authors have no personal, financial, or institutional interest in any of the drugs, materials, or devices described in this article. The authors report no conflict of interest."

"Funding Open access funding provided by Umea University. This work was funded by a regional agreement between Umeå University and Region Västerbotten (ALF)."

"The study was approved by the Institutional Review Board at Umeå University and is registered at clinicaltrials.gov (NCT01850914). Oral and written informed consent according to the Declaration of Helsinki was obtained. To ensure that participants could give a reliable informed consent, the MMSE limit was set to a score of > 23 points to be included in the study."