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Table 3 Mean overall reconstruction time and speed for the first and second total body trauma CT reconstructions (n = 8)

From: Iterative reconstruction does not substantially delay CT imaging in an emergency setting

  

First reconstructions

Second reconstructions

Difference (%)

P valuea

Reconstruction time (s)

FBP

85.1 ± 18.5

88.5 ± 20.0

3.4 (4 %)

0.024

L1

131.6 ± 23.8

131.0 ± 23.2

0.6 (<1 %)

0.687

L6

132.4 ± 25.8

128.8 ± 24.4

3.6 (3 %)

0.289

Reconstruction speed (slices/s)

FBP

20.0 ± 1.6

19.3 ± 1.8

0.7 (4 %)

0.030

L1

12.8 ± 0.8

12.9 ± 0.6

0.1 (<1 %)

0.756

L6

12.8 ± 0.6

13.2 ± 0.8

0.4 (3 %)

0.263

  1. FBP filtered back projection, L1 iDose4 level 1, L6 iDose4 level 6
  2. aBased on dependent t-test