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EJNMMI Physics

Table 2 The slope of the mean values (reconstructed counts) as a function of increasing iodine concentration

From: Intravenous contrast-enhanced CT can be used for CT-based attenuation correction in clinical 111In-octreotide SPECT/CT

Tube voltage (kVp)

Slope LD (mean counts (g/L) iodine)

Slope FD (mean counts (g/L) iodine)

90

1.32

1.19

120

0.79

0.68

140

0.54

0.42

  1. The slope decreased with increasing kVp, and the values were higher for LD than for FD.
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