Article Figures & Data
Figures
- FIGURE 1.
Interruption of the normal smooth sinusoid appearance (A) by patient motion (B).
Tables
Parameter Department 1 Department 2 Department 3 Configuration Triple detector Triple detector Dual detector Collimator LEHR LEHR LEHR Mode Step and shoot Step and shoot Step and shoot Orbit Noncircular Noncircular Noncircular Matrix 64 × 64 64 × 64 64 × 64 Magnification 1.23 1.23 1.488 Angular range 120° 120° 180° Angular step 4° 3° 6° Number of steps 30 40 30 Time/step (s) 25 20 25 Gate bins 8 8 8 Rotation Clockwise Counter-clockwise Clockwise Orientation Supine/head out Supine/head out Supine/head in Parameter Department 1 Department 2 Department 3 Total Mean age (y) 63.6 64.4 68.0 64.7 Age range (y) 18–86 35–86 36–87 18–87 SD 12 11.4 11 11.7 Number 155 177 68 400 Parameter No motion Any motion Motion in both studies Mean age (y) 64.1 65.2 66.8 Number 180 220 68 SD 11.6 11.7 12.5 Interquartile range (y) 55–73 57–74 57–74 Sequence Type of test No motion Motion % with motion Performed first Stress 84 73 46.5 Rest 167 76 31.3 Performed second Stress 154 89 36.6 Rest 107 50 31.8 Type of motion Number Percentage Multiple bounce 150 47.6 Bounce up 18 5.7 Bounce down 79 25.1 Abrupt up 17 5.4 Abrupt down 20 6.4 Lateral 29 9.2 Creep 2 0.6 Location Number Percentage Left posterior oblique 2 0.7 Left lateral 23 7.8 Left anterior oblique 63 21.3 Anterior 51 17.2 Right anterior oblique 7 2.4 All of study 150 50.7
