Received:12April2023Accepted:15April2023DOI:10.1111/aas.14262CLINICALPRACTICEGUIDELINENew-onsetatrialfibrillationincriticallyilladultpatients—anSSAIclinicalpracticeguidelineAnneSofieAndreasen1MikWetterslev2MartinIngiSigurdsson3,4JeppeBove5JesperKjærgaard6TayybaNazAslam7,8KatiJärvelä9MettePoulsen10LinaDeGeer11ArnavAgarwal12,13,14Maj-BritNørregaardKjær2MortenHylanderMøller2,151Departmentof...