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Table 3 Sensitivity in air, sensitivity in a scatter medium and sensitivity to scatter corrected from sensitivity through side shielding in air for the three probes

From: Comparison of 3 γ-probes for simultaneous iodine-125-seed and technetium-99m breast cancer surgery: NEMA standard characterisation with extended processing

  

Sensitivity in air (cps/MBq)

Sensitivity in a scatter medium—water (cps/MBq)

Sensitivity to scatter corrected (cps/MBq)

Source depth

0 mm

10 mm

30 mm

50 mm

10 mm

30 mm

40 mm

-

99mTc

SOE-3211

14386 ± 99

2581 ± 29

564 ± 8

274 ± 6

2774 ± 22

422 ± 8

283 ± 5

13.4 ± 2.8

SOE-3214

9688 ± 54

2143 ± 33

484 ± 7

183 ± 6

2402 ± 23

347 ± 9

228 ± 4

10.2 ± 2.4

GammaSUP-II

28016 ± 100

8063 ± 33

1521 ± 17

606 ± 9

7865 ± 30

935 ± 14

571 ± 9

11.1 ± 4.3

125I

SOE-3211

3574 ± 9

603 ± 4

98 ± 2

40 ± 1

459 ± 3

64 ± 1

31 ± 1

0.8 ± 0.3

SOE-3214

6245 ± 18

1500 ± 8

267 ± 2

104 ± 2

1653 ± 9

210 ± 2

109 ± 2

4.9 ± 0.6

GammaSUP-II

12182 ± 11

3177 ± 10

403 ± 2

156 ± 25

3106 ± 10

333 ± 3

138 ± 2

6.5 ± 0.8