TABLE 2

Complete Results from Quantitative Image-Based Analysis of Respiratory Gating Methods

ParameterStaticResp_bellowsResp_mrResp_sensResp_bestpet
Maximum activity concentration
 Static (kBq/mL)21.7 ± 17.5
 Gate 1 (% of static)113.5 ± 11.6116.9 ± 15.5110.4 ± 9.1117.1 ± 15.6
Mean activity concentration
 Static (kBq/mL)14.4 ± 11.6
 Gate 1 (% of static)111.3 ± 10.1114.8 ± 13.8109.8 ± 7.9114.3 ± 11.4
Volume
 Static (103 mm3)6.5 ± 8.9
 Gate 1 (% of static)80.1 ± 23.576.6 ± 24.681.3 ± 19.273.5 ± 30.3
Displacement
 Gate 1 − gate 5 (mm)4.4 ± 2.65.2 ± 3.03.8 ± 3.35.4 ± 2.6
  • Data are mean ± SD.