Table 1 Subcutaneous adipose tissue and muscle areas and volumes calculated from manual and AI-based segmentations in the test group (74 patients and two studies each)
From: Artificial intelligence-aided CT segmentation for body composition analysis: a validation study
Segmentation | Area (cm2)/volume (cm3) | Difference (%) |
|---|---|---|
SAT | ||
Manual 2D | 191 (65–358) | 5.5% (0.1–26.2) |
AI-based 2D | 190 (64–349) | 5.0% (0.1-25.9) |
AI-based 3D | 7,386 (2,021–13,889) | 1.8% (0.0–7.8) |
Muscle | ||
Manual 2D | 168 (90–229) | 5.1% (0.0–19.7) |
AI-based 2D | 162 (92–217) | 3.9% (0.0–15.9) |
AI-based 3D | 7,982 (5122–11,422) | 1.9% (0.1–5.0) |