Table 2: Summary of PSA responses Abiraterone and Enzalutamide groups.

 

Enza (n=236)

Abi (n=127)

p-value

Proportion with PSA response (any)

80.1%

56.7%

P < 0.001

Proportion with PSA response >50%

58.5%

30.9%

P < 0.001

 

 

 

 

Pre-Docetaxel

185

90

P = 0.111

PSA response

Any

PSA50

 

152

111

 

52

32

 

P < 0.001

P < 0.001

 

 

 

 

Post-Docetaxel

51

37

P = 0.111

PSA response

Any

PSA50

 

37

26

 

20

7

 

P = 0.073

P = 0.002