Factors affecting self-perceived mental health in the general older population during the COVID-19 pandemic: a cross-sectional study.

"Declarations Ethics approval and consent to participateThe study was approved by the Swedish Ethics Review Authority (Dnr 2019–05617, Dnr 2020–05143, Dnr 2020–06154). All original data will be stored for at least 10 years and will be available on request. In line with the Declaration of Helsinki, the participants were given oral and written information about the study before signing the consent form. All participants gave their oral and written informed consent to participate before inclusion. Consent for publicationConsent for publication has been given. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding Open access funding provided by Linköping University. This work was funded by regional research grants from the County Council of Östergötland, Sweden."