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Table 2 Comparison of measured to synthetic Hct and ECV for each regression fit

From: Synthetic hematocrit derived from the longitudinal relaxation of blood can lead to clinically significant errors in measurement of extracellular volume fraction in pediatric and young adult patients

 

Mean ± SD

Range

Measured Hct (%)

41.8 ± 3.4

(32, 56)

Synthetic Hctpublished (%)

44.0 ± 3.7

(37.6, 59.1)

Synthetic Hctlocal (%)

41.8 ± 1.4

(39.5, 57.3)

Measured ECV Mid-septum (%)

29.5 ± 3.9

(20.8, 46.2)

Synthetic ECVpublished Mid-septum (%)

28.4 ± 3.7

(20.6, 45.7)

Synthetic ECVlocal Mid-septum (%)

29.5 ± 3.6

(21.2, 46.2)

Synthetic ECVstatic Mid-septum (%)

27.9 ± 3.5

(19.9, 43.1)

Measured ECV Mid-free wall (%)

30.5 ± 4.8

(20.1, 45.9)

Synthetic ECVpublished Mid-free wall (%)

29.3 ± 4.7

(20.2, 42.5)

Synthetic ECVlocal Mid-free wall (%)

29.7 ± 4.6

(19.6, 41.7)

Synthetic ECVstatic Mid-free wall (%)

28.8 ± 4.4

(17.8, 41.4)