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. 2023 Sep 21;11(4):228–232. doi: 10.1016/j.prnil.2023.09.003

Table 4.

IPSS, total at each visit and change from baseline in the FAS population after stratification according to age and severity of symptoms

Age group (years)
Severity of symptoms
≤64 65–74 ≥75 IPSS < 20 IPSS ≥ 20
Baseline
 N 509 404 208 704 418
 Mean (SD) 17.7 (6.1) 18.3 (7.0) 18.1 (6.8) 13.8 (3.3) 25.2 (4.1)
3 months
 N 505 397 206 695 413
 Mean (SD) 13.0 (6.7) 13.9 (7.0) 14.3 (7.4) 11.2 (5.5) 17.5 (7.3)
Change from baseline at 3 months
 N 505 397 1108 695 413
 Mean (SD) −4.7 (6.4) −4.5 (7.3) −3.9 (7.1) −2.6 (5.6) −7.7 (7.5)
 P <0.01 <0.01 <0.01 <0.01 <0.01
6 months
 N 392 332 163 571 316
 Mean (SD) 12.5 (7.0) 13.1 (7.3) 13.0 (7.2) 11.2 (6.2) 15.7 (7.9)
Change from baseline at 6 months
 N 392 332 163 571 316
 Mean (SD) −5.0 (7.1) −5.0 (8.2) −5.0 (7.8) −2.6 (6.4) −9.4 (7.7)
 P <0.01 <0.01 <0.01 <0.01 <0.01

FAS, full analysis set; IPSS, international prostate symptom score.

Paired t test.