Item | Value | Wong et al. [6] | Arad et al. [11] | Raggi et al. [7] | Kondos et al. [8] | Shaw et al. [9] | Greenland et al. [10] | Taylor et al. [12] | Vliegenthart et al. [13] | LaMonte et al. [14] |
---|---|---|---|---|---|---|---|---|---|---|
Patient recruitment | 1: Self referred | 2 | NR | 2 | 1 | 2 | 1 | 3 | 3 | 2 |
 | 2: Clinician referred |  |  |  |  |  |  |  |  |  |
 | 3: Population sample |  |  |  |  |  |  |  |  |  |
Exclusion criteria | 1: Did not exclude history of heart disease | 2 | 2 | NR | 2 | 2 | 2 | 2 | 2 | 2 |
 | 2: Excluded history of heart disease |  |  |  |  |  |  |  |  |  |
Outcome defined | 1: All cause mortality | 2 | 2 | 3 | 3 | 1 | 3 | 3 | 2 | 2 |
 | 2: Coronary outcomes* and revascularization |  |  |  |  |  |  |  |  |  |
 | 3: Coronary outcomes* only |  |  |  |  |  |  |  |  |  |
EBCT categories | 1: Quartiles or pre-selected cut-offs | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
 | 2: Age – sex adjusted |  |  |  |  |  |  |  |  |  |
Outcome extraction blinded to EBCT score | 1: No | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
 | 2: Yes |  |  |  |  |  |  |  |  |  |
Demographic characteristics, risk factors | NR: Not reported | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
 | 1: Reported (see Table 3) |  |  |  |  |  |  |  |  |  |
Percentage follow-up | NR: Not reported | NR | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
 | 1: Yes (see Table 4) |  |  |  |  |  |  |  |  |  |
Adjusted results available | 1: Yes but cannot be used in meta-analysis | 1 | 1 | 3 | 2 | 3 | 3 | 2 | 3 | 3 |
 | 2: Yes at single cut-off and can be used in meta-analysis. |  |  |  |  |  |  |  |  |  |
 | 3: Yes at multiple cut-offs and can be used in meta-analysis |  |  |  |  |  |  |  |  |  |
Total | Maximum: 17 | 11 | 11 | 14 | 13 | 13 | 14 | 15 | 15 | 14 |