Table 2.

Number of Events and Crude and Weighted Rates of Dementia Per 100 Person‐Years by Age and Treatment Regimen

Outcome	Age 60 to 69 y		Age 70 to 79 y		Age 80 y and Older
	NOAC	Warfarin	NOAC	Warfarin	NOAC	Warfarin
No. of events	20	21	133	143	279	162
Crude rate	0.11	0.12	0.64	0.80	2.16	1.65
Weighted rate	0.11	0.12	0.64	0.78	2.16	1.70

NOAC indicates nonvitamin K antagonist oral anticoagulant.