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. Author manuscript; available in PMC: 2010 Jan 27.
Published in final edited form as: J Nucl Med. 2000 Oct;41(10):1760–1767.

TABLE 2.

Tumor VOI Counts for 3.63-cm-Radius Sphere at Different Values of b for Uniform and Nonuniform Background Activity Distributions

VOI counts*
Background b = 0 b = 1/8 b = 1/5 b = 1/3
Uniform 541.2 (0) 547.2 (1.0) 548.5 (1.3) 551.2 (1.8)
Nonuniform 1 555.7 (2.7)
Nonuniform 2 558.3 (3.2)
*

Values in parentheses are percentage differences from counts corresponding to b = 0 case.