Skip to main content

Table 2 Bias, 95% CI, and coefficient of variation of intra- and inter-observer CTR measurements from Manual and AI-assisted methods on normal and cardiomegaly dataset

From: Cardiothoracic ratio measurement using artificial intelligence: observer and method validation studies

Method Intra-observer Inter-observer
Bias (95% CI) (%) CV(%) Bias (95% CI) (%) CV (%)
Manual 0.09 (−4.10 4.29) 1.51 −1.62 (−6.50 3.25) 2.13
AI-assisted 0.17 (−2.90 3.23) 1.10 −0.61 (−5.22 3.99) 1.72