Table 3.

Pooled Estimates of Sensitivity/Specificity, by Mean Sample Age and Estimation Method

Group	Sensitivity	(95% CI)	Specificity	(95% CI)
As-reported
<59 years	0.99	0.97, 1.00	0.91	0.85, 0.96
59–62 years	0.99	0.97, 1.00	0.88	0.82, 0.93
>62 years	0.95	0.93, 0.97	0.84	0.77, 0.91
Intent-to-diagnose
<59 years	0.98	0.96, 1.00	0.91	0.84, 0.96
59–62 years	0.99	0.97, 1.00	0.86	0.81, 0.91
>62 years	0.95	0.94, 0.97	0.77	0.69, 0.85

As-reported: data abstracted as reported, patients with non-diagnostic scans excluded from analyses

Intent-to-diagnose: patients with non-diagnostic scans considered to have false-positive CCTA findings