[Retracted] Edge Detection Algorithm-Based Lung Ultrasound in Evaluation of Efficacy of High-Flow Oxygen Therapy on Critical Lung Injury

Table 1

Ultrasound score.

Ultrasound signs	Score
Normal lung ultrasound image or a small amount of B-line	0
Increased heterogeneous B-line or focal fusion B-line	1
Diffuse B-line increase or fusion B-line combined with a small amount of lung consolidation under the pleural line	2
Lung consolidation, atelectasis, pleural effusion	3