Radiotracer Activity for Stress Image Acquisition
| Image protocol | Injected activity (MBq) |
| Same-day protocols, n = 1,073 (92.5%) | |
| Stress-first protocol, n = 261 (24.3%) | 213.1 ± 87.3 |
| Rest-first protocol, n = 812 (75.7%) | 103 ± 384 |
| Two-day protocol, n = 39 (3.4%) | 682.3 ± 481.44 |
| Stress-only protocol, n = 48 (4.1%) | 260.2 ± 486.5 |
| Overall, n = 1,160 | 804 ± 494 |
Data are mean ± SD.