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Table 1 Selected studies

From: Drug costs in the management of metastatic castration-resistant prostate cancer in Canada

Primary medication

AA

AAwd

Abiraterone before docetaxel

Abiraterone after docetaxel

Docetaxel

Cabazitaxel

Source

[17]

[18]

[20]

[34]

[26]

[36]

Median duration of PSA response (months)

12 (3–18)

   

7.7 (95% CI: 7.1-8.6)

 

Median time to PSA progression (months)

 

5.9 (95% CI: 5.3-10.1)

11.1

10.2

 

6.4 (IQR: 2.2-10.1)

Mean time to PSA progression (months)

      

Progression free-survival (months)

  

16.5

5.6

 

2.8 (95% CI: 2.4-3.0)

Rate of mortality

50%

50% at 16.7 months

 

42%

50% at 18.9 months

62%

at the end of the study

&

 

at the time of preplanned interim analysis

&

at the time of cut-off

 

90% at 60 months

  

82.8% at 3 years

 

Median survival time (months)

 

16.7 (95% CI: 14.3 - 21.5)

 

14.8 (95% CI: 14.1-15.4)

18.9 (95% CI: 17–21.2)

15.1 (95% CI: 14.1-16.3)

Median length of follow-up (months)

24 (range: 3–54)

 

22.2

12.8

20.8

12.8 (IQR:, 7.8-16.9)

Median cycles of treatment

   

8 (range: 1–21)

9.5* (range: 1–11)

6* (IQR: 3–10)

Median cycle of treatment (monthly equivalent)

    

7.13 (range: 1–8.3)

5 (IQR: 2.3-7.5)

  1. *3-weekly cycles.
  2. Abbreviations: AA Anti-androgen, AAwd Anti-androgen withdrawal, PSA Prostate-specific antigen, 95% CI 95% confidence interval, IQR Interquartile range.