Prostate Cancer / 2014 / Article / Tab 1

Research Article

Does Statin or ASA Affect Survival When Prostate Cancer Is Treated with External Beam Radiation Therapy?

Table 1

Patient, tumor, and treatment characteristics in the entire cohort and according to use of statin and ASA.

CharacteristicsEntire cohort
( )
No statin/ASA
( )
Statin, no ASA
( )
ASA, no statin
( )
Statin + ASA
( )

Median age71 yrs71 yrs71 yrs72 yrs72 yrs

Charlson comorbidity index
 065% (2507)73% (1773)51% (260)62% (313)40% (161)
 125% (961)20% (473)33% (166)29% (145)43% (177)
 ≥210% (383)7.5% (182)16% (80)10% (51)17% (70)

Low risk14% (563)14% (334)15% (80)14% (72)17% (69)

Intermediate risk39% (1534)37% (900)40% (201)46% (236)45% (182)

High risk44% (1718)47% (1141)33% (217)38% (191)36% (146)

Null risk2% (83)2% (53)2% (8)2% (10)2% (11)

Radiation dose Gy
aMedian (range)
70 Gy (50–80 Gy)70 Gy (52.50–78 Gy)70 Gy (52.50–78 Gy)70 Gy (52.50–78 Gy)70 Gy (52.50–78 Gy)

Radiation dose BED1.5
  aMedian (range)
163 (126–201)163 (126–201)163 (133–201)163 (128–195)163 (140–182)

Frequency ADTb use67%71%61%63%59%

Mean duration ADT² (if used)16 mo18 mo18 mo18 mo1 mo

RT: radiation therapy; bADT: androgen deprivation therapy.