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Table 3 ICC between machine AI and expert, n = 611

From: B-line quantification: comparing learners novice to lung ultrasound assisted by machine artificial intelligence technology to expert review

Zone

GE machine, median (Min.–Max.)

Expert, median (Min.–Max.)

Spearman correlation

(95% CI)

Right zone 1

5.0 (0.0–5.0)

3.0 (0.0–5.0)

0.57 (0.42–0.70)

Right zone 2

4.0 (0.0–5.0)

3.0 (0.0–5.0)

0.46 (0.27–0.62)

Right zone 3

5.0 (0.0–5.0)

2.5 (0.0–5.0)

0.65 (0.51–0.76)

Right zone 4

5.0 (0.0–5.0)

4.0 (0.0–5.0)

0.77 (0.66–0.85)

Left zone 1

4.0 (0.0–5.0)

3.0 (0.0–5.0)

0.40 (0.21–0.57)

Left zone 2

4.0 (0.0–5.0)

2.0 (0.0–5.0)

0.32 (0.05–0.55)

Left zone 3

4.0 (0.0–5.0)

2.5 (0.0–5.0)

0.60 (0.44–0.72)

Left zone 4

5.0 (0.0–5.0)

5.0 (0.0–5.0)

0.54 (0.35–0.69)

Overall ICC

0.56 (0.51–0.62)

  1. Intraclass correlation between machine AI and expert by zone and overall. Data are based off of 611 images