[Retracted] The Comparison of the Diagnostic Value of Left Atrial Pulmonary Vein Single-Phase and Dual-Phase Enhanced CT Scanning for Left Atrial Appendage Thrombosis and SEC in Patients with Atrial Fibrillation

Table 2

The diagnostic efficacy of left atrial pulmonary vein enhanced CT in different periods for thrombosis and SEC.

Group	Sensitivity	Specificity	Positive predictive value	Negative predictive value
The first phase	88.9%	84.1%	42.1%	98.3%
The second phase	22.2%	98.6%	66.7%	90.7%
The double phase	88.9%	84.1%	42.1%	98.3%