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Table 2 Changes in mean IPSS-total, IPSS-irritative, and IPSS-obstructive, from baseline following SBRT for prostate cancer

From: Sexual, irritative, and voiding outcomes, following stereotactic body radiation therapy for prostate cancer

 

Pre

1 mo

3 mo

6 mo

9 mo

12 mo

18 mo

24 mo

36 mo

IPSS-Total

Mean

10.48

13.38

10.64

10.20

10.33

11.11

10.59

9.00

8.55

Mean difference

 

2.90

0.16

−0.28

−0.15

0.63

0.11

−1.48

−1.94

p-value

< .001

1

1

1

1

1

1

.478

IPSS-irritative

Mean

5.21

6.97

5.86

5.45

5.51

5.77

5.41

5.09

4.81

Mean difference

 

1.76

0.65

0.24

0.30

0.56

0.20

−0.12

−0.40

p-value

< .001

1

1

1

1

1

1

1

IPSS-obstructive

Mean

5.31

6.45

4.92

4.82

4.85

5.31

5.20

4.00

3.74

Mean difference

 

1.14

−0.39

−0.49

−0.46

0.00

−0.10

−1.31

−1.56

p-value

0.344

1

1

1

1

1

0.134

.035