Table 1.

Summary of B-line and A-line performance metrics.

Metric	B-Line Threshold = 3	B-Line Threshold = 5	A-Lines
Accuracy	89%	85%	85%
Sensitivity	94%	84%	91%
Specificity	77%	86%	81%
Kappa Score	0.73 [95% CI 0.68–0.79], p-value < 0.05	0.68 [95% CI 0.62–0.74], p-value < 0.05	0.71 [95% CI 0.65–0.76], p-value < 0.05