Responders

(n = 2)

Non-responders

(n = 12)

Age at antagonist (years)

81.5 ± 7.8

81.4 ± 4.0

Duration of agonist (months)

80.0 ± 61.0

79.6± 67.1

Mean number of anti-androgen before antagonist

3.5

2.6

PSA velocity (ng/mL/year)

3.4 ± 2.7

49.9 ± 69.8

PSA (ng/mL)

before

4.0 ± 1.4

32.7 ± 36.3

after

3.5 ± 69.8

64.6 ± 62.4

% change from baseline

−8.5%

123.30%

Testosterone (ng/mL)

before

<0.03

0.035 ± 0.01

after

<0.03

0.035 ± 0.01

FSH (mIU/mL)

before

0.48 ± 0.6

3.8 ± 2.6

after

0.56 ± 0.7

2.7 ± 1.9

LH (mIU/mL)

before

<0.1

<0.1

after

<0.1

<0.1