Table 2. Summary comparison between outside PET/CT scans and studies performed locally.
| FDG dose (MBq) | FDG dose per Kg (MBq/Kg) | Plasma glucose (mg/dL) | Injection-to-scan time (min) | Liver Mean SUV | Liver mean SUL | |
|---|---|---|---|---|---|---|
| 503.0 ± 170.0 | 7.3 ± 2.5 | 101.5 ± 18.6 | 69.5 ± 25.1 | 2.2 ± 0.6 | 1.6 ± 0.4 | |
| Outside Studies | Range: 85.1-888.0 | Range: 3.0-13.3 | Range: 68-177 | Range: 21-143 | Range: 0.6-5.8 | Range: 0.4-2.7 |
| N = 170 | COV = 0.34 | COV = 0.34 | COV = 0.18 | COV = 0.36 | COV = 0.27 | COV = 0.25 |
| N = 123 | N = 110 | N = 61 | N = 127 | N = 115 | N = 63 | |
|
| ||||||
| 569.8 ± 159.1 | 7.6 ± 1.0 | 99.7 ± 19.4 | 61.5 ± 9.1 | 2.1 ± 0.4 | 1.5 ± 0.3 | |
| Local studies | Range: 103.6-958.3 | Range: 4.4 – 11.3 | Range: 68-203 | Range: 46-102 | Range: 0.8-3.1 | Range: 0.6-2.2 |
| N = 170 | COV = 0.28 | COV = 0.13 | COV = 0.19 | COV = 0.15 | COV = 0.19 | COV = 0.20 |
| N = 170 | N = 170 | N = 170 | N = 170 | N = 170 | N = 170 | |
|
| ||||||
| Variance ratio | 1.1 | 6.1 | 1.1 | 7.5 | 2.1 | 2.0 |
| NS | P < 0.001 | NS | P < 0.001 | NS | NS | |
COV: coefficient of variance, NS: not statistically significant