Table 4.
Comparison between the LDRL for MPI imaging from our study against the recognised MPI international studies for NM and PET administered activities.
| NO | Protocol | LDRL Project | Becker et al. (USA, 2016) [11] |
Song et al. (KO, 2019) [12] |
Willegaignon et al. (BR, 2015) [20] |
Hirschfeld et al. (INCAPS, 2021) [8] |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50th | 50th | 75th | 50th | 75th | 50th | 75th | 50th | 75th | |||
| 1 |
1-day stress/rest
99mTc-MIBI |
1st dose | 455.10 (12.30) |
388 (10.50) |
425 (11.50) |
555 - |
740 - |
370 - |
444 - |
374 (10.10) |
414 (11.20) |
| 2nd dose | 1147 (31.00) |
1169 (31.60) |
1251 33.80 | 925 - |
1110 - |
1110 - |
1110 - |
1036 (28.00) |
1184 (32.20) |
||
| 2 | 1-day stress/rest99mTc-Tetro * | 1st dose | 452.85 (12.23) |
388 (10.50) |
425 11.5 |
555 - |
740 - |
370 - |
444 - |
374 (10.10) |
414 (11.20) |
| 2nd dose | 1155.97 (31.24) |
1147 (31.00) |
1221 33.00 |
925 - |
1110 - |
1110 - |
1110 - |
1036 (28.00) |
1184 32.00 |
||
| 3 | 2-day stress/rest 99mTc-MIBI | 1st dose | 1165.50 (31.50) |
1089 (29.40) |
1165 31.50 |
- | - | 740 | 870 | 657 (17.80) |
851 (23.00) |
| 2nd dose | 1184 (32.00) |
1110 (30.00) |
1184 32.00 |
- | - | 814 | 925 | 690 (18.70) |
666 (18.00) |
||
| 4 | 2-day stress/rest 99mTc-Tetro | 1st dose | 1221 (33.00) |
1084 (29.30) |
1214 32.80 |
- | - | 740 | 870 | 657 (17.80) |
851 (23.00) |
| 2nd dose | 1184 (32.00) |
1110 (30.00) | 1199 32.40 | - | - | 814 | 925 | 690 18.70 |
666 18.00 |
||
| 5 |
Stress/rest
201TL
Redistribution |
1st dose | 129.5 (3.50) |
- | - | - | - | 111 | 130 | 111 3.00 |
111 3.00 |
| 2nd dose | 37 (1.00) |
- | - | - | - | - | - | 38 1.00 |
41 1.10 |
||
| 6 |
1-day stress/rest
82RB |
1st dose | 925 (25.00) |
- | - | - | - | - | - | - | - |
| 2nd dose | 925 (25.00) |
- | - | - | - | - | - | - | - | ||
Abbreviation: USA; United States of America, KO; Korea, BR; Brazil, and INCAPS; IAEA Nuclear Cardiology Protocols Study.