NCT01291953.

Study name	Effectiveness of Early Detection of Atrial Fibrillation (FAMDAP)
Methods	Multi‐centre cluster‐randomised controlled trial. Primary care centre professionals will be randomised to the intervention group or a control group involving routine practice
Participants	Men and women over 65 years of age who are attending a primary care centre for any reason. Patients with a prior diagnosis of atrial fibrillation (AF) will be excluded. Anticipated enrolment of 12,870 participants
Interventions	Opportunistic screening of people aged 65 years or older presenting for primary care services. Opportunistic screening will involve pulse taking and requesting an electrocardiogram (ECG) if an irregular pulse is found
Outcomes	Primary outcome is the number of new diagnoses of AF per opportunistic screening versus routine practice
Starting date	January 2011
Contact information	Principal Investigator: Luis Angel Pérula de Torres, Andalusian Health Service, langel.perula.sspa@juntadeandalucia.es
Notes	Trial protocol published (BMC Fam Pract.2012;13:106.). Study completion date June 2015. Publication awaited. ClinicalTrials.gov identifier: NCT01291953