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Table 2 PSA bounce characteristics according to bounce definitions

From: Permanent 125I-seed prostate brachytherapy: early prostate specific antigen value as a predictor of PSA bounce occurrence

 

Nadir + 0.2

Nadir + 0.1

Nadir + 0.4

Nadir + 2

Nadir + 15%

Nadir + 35%

N (%)

71 (35.9%)

96 (48.5%)

51 (25.8%)

9 (4.5%)

103 (52.0%)

72 (36.4%)

Delay

      

   Mean (SD)

18.5 (9.0)

18.7 (9.3)

18.6 (10.9)

16.5 (6.6)

21.5 (11.9)

24.6 (14.3)

   Median (range)

17.0 (3.6-50.2)

16.7 (3.6-59.2)

17.4 (3.6-78.5)

17.9 (3.6-24.2)

17.9 (3.6-76.8)

21.4 (3.6-78.5)

   P25-75

12.4-23.2

12.3-23.6

12.5-22.8

15.1-20.0

12.7-27.8

11.9-24.5

Magnitude

      

   Mean (SD)

1.0 (1.0)

0.7 (0.9)

1.2 (1.1)

3.2 (1.3)

0.7 (0.9)

0.9 (1.1)

   Median (range)

0.6 (0.2-5.1)

0.4 (0.1-5.1)

0.8 (0.4-5.1)

2.5 (2.1-5.1)

0.4 (0.01-5.1)

0.6 (0.01-5.1)

   P25-75

0.3-1.3

0.2-0.8

0.6-1.5

2.1-4.6

0.1-0.8

0.2-1.3

Duration

      

   Mean (SD)

16.5 (8.5)

15.2 (8.0)

17.7 (9.2)

24.8 (13.0)

16.6 (9.5)

18.8 (10.8)

   Median (range)

13.6 (4.0-44.9)

12.9 (3.2-44.9)

15.9 (4.0-44.9)

29.3 (6.2-44.9)

13.6 (3.2-58.5)

16.8 (3.2-58.5)

   P25-75

10.8-20.3

9.9-18.5

10.8-23.4

13.6-34.1

10.8-19.8

11.9-24.5

Delay for ascension

      

   Mean (SD)

7.9 (4.9

7.1 (4.7)

8.3 (5.2)

9.9 (5.9)

7.4 (4.9)

8.2 (5.6)

   Median (range)

6.4 (1.3-23.0)

6.0 (0.4-23.1)

6.4 (1.5-23.0)

11.1 (3.0-19.0)

6.0 (0.4-23.1)

6.2 (0.4-23.1)

   P25-75

4.4-11.0

3.7-8.3

4.4-11.1

4.9-11.8

3.7-10.6

3.8-11.7