Table 3 First-pass PET estimates of left and right ventricular volume and function at rest and after pharmacological stress. LV was segmented using a 30% threshold. The bias (difference between stress and rest value) is given along with its 95% confidence interval
From: Feasibility of biventricular volume and function assessment using first-pass gated 15O-water PET
Rest PET | Stress PET | Difference | ||||
|---|---|---|---|---|---|---|
Mean ± SD | Range | Mean ± SD | Range | (Stress-rest) | ||
LV EDV (mL) | 96 ± 28 | 60–161 | 98 ± 30 | 57–167 | + 1.9 | [− 3.3, 7.2] |
LV ESV (mL) | 36 ± 18 | 12–77 | 33 ± 18 | 9–66 | − 2.5 | [− 6.3, 1.2] |
LV SV (mL) | 61 ± 13 | 39–84 | 65 ± 16 | 47–106 | + 4.5 | [0.1, 8.8]* |
LV EF (%) | 65 ± 10 | 48–83 | 68 ± 10 | 49–89 | + 3.4 | [0.4, 6.3]* |
RV EDV (mL) | 113 ± 28 | 70–175 | 115 ± 28 | 70–180 | + 2.1 | [− 2.2, 6.3] |
RV ESV (mL) | 53 ± 19 | 24–82 | 50 ± 19 | 22–82 | − 3.0 | [− 6.3, 0.3] |
RV SV (mL) | 60 ± 12 | 43–93 | 65 ± 15 | 46–108 | + 5.1 | [1.9, 8.2]** |
RV EF (%) | 54 ± 8 | 41–74 | 58 ± 9 | 42–77 | + 3.6 | [1.7, 5.6]** |