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Table 4 Lesion SUVmax parameters (mean ± standard deviation)

From: Comparison of conventional and Si-photomultiplier-based PET systems for image quality and diagnostic performance

SUV parameters

Discovery MI

Gemini TF

p

Lesions SUVmax (n = 68)

8.3 ± 6.5

5.2 ± 4.5

< 0.001*

SUVmax in lesions < 1 cm (n = 32)

6.5 ± 3.5

3.5 ± 1.7

< 0.001*

SUVmax in lesions ≥1 cm (n = 36)

9.9 ± 8.1

6.6 ± 5.6

< 0.001*

Lesion-to-blood-pool SUV ratio

4.9 ± 4.0

3.7 ± 3.4

=0.001*

SUV ratio in lesions < 1 cm

3.9 ± 2.2

2.4 ± 1.6

< 0.001*

SUV ratio in lesions ≥1 cm

5.9 ± 5.0

4.9 ± 4.2

=0.05

  1. *Statistically significant based on the Bonferroni adjustment (p < 0.008)