Table 1 Variables related to the radioactivity of the multidose vial, withdrawn 18F-FDG dose, and the manual drawing maneuver
Variable | N (%) | Mean (SD) | Min; max |
|---|---|---|---|
Activity of 18F-FDG multidose vial (MBq) | – | 985.1 (519.7) | 200.0; 3774.0 |
Volume of 18F-FDG in multidose vial (mL) | – | 5.7 (1.9) | 1.9; 10.4 |
Specific activity of multidose vial (MBq/mL) | – | 171.6 (73.1) | 34.1; 553.7 |
Activity of withdrawn 18F-FDG dose (MBq) | – | 295.1 (63.4) | 156.0; 554.0 |
Volume of withdrawn 18F-FDG dose (mL) | – | 2.0 (0.7) | 0.3; 4.1 |
Discomfort in flexing the index finger caused by sensors | |||
None | 3 (30) | – | |
Mild | 5 (50) | ||
Severe | 2 (20) | ||
Hand fitting the 3-way stopcock onto the syringe | |||
Right | 8 (80) | – | – |
Left | 2 (20) | ||
Exposure duration (s) | |||
First phalanx (P1) sensor | – | 51.5 (30.5) | 19.1; 343.4 |
Third phalanx (P3) sensor | 51.8 (30.3) | 15.8; 344.4 | |