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Statistical comparison showing that MRA showed an equivalent incidence of actionable (Type 1) and non-actionable (Type 2+Type 3) findings to CTA.
| CTA (Richman et al. [18]) cases/total %(95% CI) | MRA This study cases/total % (95% CI) | p-value | |
|---|---|---|---|
| Type 1 (Actionable findings) | 160/921 17% (15–20%) |
85/514 17% (14–20%) |
0.5 |
| Types 2 and 3 (Non-actionable findings or normal) |
761/921 83% (80–85%) |
429/514 83% (80–86%) |
0.5 |
