The Number of Frames on ECG-Gated ¹⁸F-FDG Small Animal PET Has a Significant Impact on LV Systolic and Diastolic Functional Parameters

Table 1

Comparison of the LV functional parameters between the different gated reconstructions of all rats ().

No. of frames	4	8	12	16
Left ventricular volumes and systolic parameters
EDV (μl)
ESV (μl)
SV (μl)
EF (%)
Left ventricular diastolic parameters
TPF (ms)
1/3 FR (EDV/s)
PFR (EDV/s)

Data are presented as the . EDV: end-diastolic volume; ESV: end-systolic volume; SV: stroke volume; EF: ejection fraction; TPF: time to peak filling; 1/3FR: first third filling rate; PFR: peak filling rate. Statistically significant vs. 16 frames per cardiac cycle ().