Table 3. Society guideline recommendations.

Guideline	Subclinical AF duration	CHA2DS2-VASc score	Class of recommendation
Device-detected subclinical atrial tachyarrhythmias: definition, implications	≥ 5.5 h*	≥ 2	Recommended/indicated
and management; a European Heart Rhythm Association (EHRA) consensus document12	≥ 5.5 h*	1 (men) or 2 (women)	May be used or recommended
ESC 2016 guidelines for the management of atrial fibrillation57	> 5–6 min	≥ 1 in male patients or 2 in female patients	IA

*Data suggests risk is similarly increased by a mere five minutes. AF, atrial fibrillation.