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Table 3 Overall statistics of mean absolute error (MAE) and mean error (ME) comparing sCT and CT images for body, brain and bone. The results for bone are also presented separately for bone resected patients (n = 14) and non-resected patients (n = 6)

From: Clinical validation of a commercially available deep learning software for synthetic CT generation for brain

 

Body

Brain

Bone

Bone (Resected)

Bone (Non-resected)

Number of patients

20

20

20

14

6

MAE [HU]

 Mean ± 1 S.D

62.2 ± 4.1

9.5 ± 0.7

173.8 ± 18.2

176.5 ± 18.8

164.1 ± 14.4

 Range

56.2–70.4

8.3–11.2

144.3–208.0

153.1–208.0

144.3–179.7

ME [HU]

 Mean ± 1 S.D

− 5.6 ± 4.6

1.3 ± 2.0

− 41.9 ± 18.3

− 40.0 ± 18.3

− 46.3 ± 19.4

 Range

− 13.5–1.5

− 2.7–4.5

− 74.8-(− 16.7)

− 74.8-(− 16.7)

− 70.0-(− 22.2)