Table 3. NNS.

Age group, years	NNS to identify 1 new AF (n)	NNS to identify 1 treatable new AF (n)‡
<60	294	1,089
60–64	208	926
65–69	137	211
70–74	92	136
75–79	67	67
80–84	53	53
85+	37	37

^‡Newly identified AF with a Class-1 recommendation to prescribe OAC.

Abbreviations: AF, atrial fibrillation; NNS, number needed to screen; OAC, oral anticoagulation.