Table 1 Demographics with effect on ADT free survival at 5 years – Univariate analysis

Age

103

0.6

< 60

28 (27%)

45% (29%, 69%)

—

—

60–69

47 (46%)

56% (43%, 73%)

0.8

0.42, 1.53

70+

28 (27%)

64% (47%, 87%)

0.68

0.32, 1.46

Treatment

103

0.2

RP + Adj RT

8 (7.8%)

— (—, —)

—

—

Brachy

3 (2.9%)

— (—, —)

0.69

0.14, 3.44

RP

35 (34%)

52% (38%, 72%)

0.48

0.19, 1.22

RT alone

13 (13%)

38% (17%, 85%)

0.52

0.17, 1.56

RP + Salvage RT

44 (43%)

70% (57%, 85%)

0.3

0.12, 0.76

Gleason

97

0.4

3 + 4

29 (30%)

69% (54%, 88%)

—

—

4 + 3

30 (31%)

60% (45%, 80%)

1.41

0.66, 3.01

8+

38 (39%)

43% (29%, 65%)

1.59

0.78, 3.28

Unknown

6

Nodes

103

0.6

1

80 (78%)

58% (48%, 71%)

—

—

2

19 (18%)

50% (31%, 80%)

1.06

0.51, 2.18

3

4 (3.9%)

25% (4.6%, 100%)

1.87

0.58, 6.07

Doubling_time

96

0.5

< 6m

37 (39%)

50% (36%, 70%)

—

—

6m+

59 (61%)

62% (50%, 77%)

0.82

0.46, 1.49

Unknown

7

SiteOfMets

103

0.9

bone

35 (34%)

51% (36%, 72%)

—

—

mixed

4 (3.9%)

50% (19%, 100%)

0.94

0.22, 4.06

node (other)

8 (7.8%)

38% (15%, 92%)

1.05

0.39, 2.84

node (pelvic)

56 (54%)

61% (49%, 76%)

0.79

0.44, 1.45

SUVmax_group

93

0.4

< 6.9

46 (49%)

58% (44%, 75%)

—

—

6.9+

47 (51%)

57% (44%, 73%)

1.31

0.73, 2.36

Unknown

10

YearsSinceDx

103

0.3

< 5

49 (48%)

—

—

5+

54 (52%)

0.76

0.44, 1.31

PSA @ SBRT

1.1 (0.5, 3.5)

103

1.03

0.97, 1.09

0.4