| 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 |