Table 3 Results of the screening procedures for the different studies included in the meta-analysis

Number of patients in the screening arm

71

561

316

452

262

Patients with positive screening, n (%)

15 (21 %)

83 (15 %)

–

76 (17 %)^a

20 (8 %)

Patients with abnormal^b screening, n (%)

15 (21 %)

113 (20 %)

68 (22 %)

76 (17 %)

20 (8 %)

Coronary angiography related to abnormal screening, n (%)

14 (20 %)

25 (4 %)

38 (12 %)

36 (8 %)

17 (6 %)

Proportion of patients with abnormal screening who underwent coronary angiography

14/15 = 93 %

25/113 = 22 %

38/68 = 56 %

36/76 = 47 %

17/20 = 85 %

Patients with significant CAD on coronary angiography performed subsequently to the initial screening, n (%)

9 (13 %)

9 (2 %)

–

–

12 (5 %)

Proportion of patients with coronary angiography who had significant CAD

9/14 = 64 %

9/25 = 36 %

–

–

12/17 = 71 %