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Table 2 Kidney to background ratios of NTA and MAG3

From: Head to head comparison of [99mTc]Tc(CO)3(NTA) and [99mTc]Tc-MAG3 in patients with suspected obstruction

 

Left kidney

Right kidney

Subject

MAG3

NTA

MAG3

NTA

1

7.7

9.5

5.6

7.6

2

2.0

3.1

0.4

0.8

3

7.0

9.2

6.2

7.6

4

AK

AK

10.1

14.3

5

3.0

3.7

4.0

5.0

6

4.1

6.6

1.8

2.4

7

7.2

8.2

6.7

7.2

8

AK

AK

2.6

3.3

9

5.2

5.9

4.7

5.3

10

5.0

5.3

0.9

1.4

11

6.2

6.2

1.7

2.2

13

7.9

10.3

6.0

8.1

14

2.5

2.9

2.2

2.3

15

1.7

2.1

3.1

3.9

16

7.7

8.8

6.0

7.3

17

2.8

3.0

2.1

2.6

18

5.1

6.0

2.8

3.0

19

8.2

8.5

5.4

7.3

Mean

5.2

6.2

4.0

5.1

SD

2.3

2.7

2.5

3.4

P

 

0.0002

 

0.0003

  1. Patient 12 withdrew from the study prior to tracer injection
  2. AK, absent kidney