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Table 5 ICC between machine AI and expert by image quality, n = 611

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

Zone

Overall image quality (1–3)

Spearman correlation (95% CI)

Overall image quality (4–5)

Spearman correlation (95% CI)

Right zone 1

0.68 (-0.16–0.95)

0.58 (0.41–0.71)

Right zone 2

0.17 (-0.31–0.58)

0.56 (0.36–0.71)

Right zone 3

0.55 (0.24–0.76)

0.62 (0.42–0.76)

Right zone 4

0.53 (0.11–0.79)

0.67 (0.49–0.80)

Left zone 1

0.06 (-0.51–0.59)

0.48 (0.27–0.64)

Left zone 2

0.50 (-0.19–0.86)

0.27 (-0.04–0.54)

Left zone 3

0.41 (0.04–0.68)

0.51 (0.29–0.69)

Left zone 4

0.22 (-0.22–0.59)

0.63 (0.42–0.78)

Overall correlation

0.41 (0.37–0.53)

0.58 (0.52–0.64)

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