| Baseline | Week 12 | Within-group mean change over 12 weeksa | Between-group mean change over 12 weeksb | |||
---|---|---|---|---|---|---|---|
Outcome | n | Mean ± SD | n | Mean ± SD | Mean (95% CI) | Mean (95% CI) | P |
Prostate cancer symptoms (FACT-P) | |||||||
 EXE | 12 | 95.1 ± 19.1 | 12 | 106.3 ± 24.9 | 11.7 (0.7, 22.8) | 18.0 (1.2, 34.9) | 0.04 |
 NoEXE | 14 | 106.1 ± 30.4 | 14 | 107.7 ± 30.8 | −3.0 (−12.3, 6.2) |  |  |
General (FACT-G) | |||||||
 EXE | 12 | 69.4 ± 14.1 | 12 | 78.4 ± 15.4 | 8.7 (1.3, 16.2) | 11.2 (0.1, 22.2) | 0.048 |
 NoEXE | 14 | 83.2 ± 15.5 | 14 | 80.6 ± 17.5 | −2.5 (−9.2, 4.3) |  |  |
Fatigue (BFI) | |||||||
 EXE | 12 | 4.2 ± 2.4 | 12 | 2.5 ± 2.0 | −1.1 (−2.3, 0.1) | − 0.8 (− 2.6, 1.0) | 0.36 |
 NoEXE | 14 | 3.2 ± 2.9 | 14 | 2.6 ± 2.8 | −0.2 (−1.4, 0.9) |  |  |
Depression (CES-D) | |||||||
 EXE | 12 | 15.3 ± 9.8 | 12 | 11.5 ± 6.5 | −2.5 (−6.7, 1.8) | −2.8 (−8.9, 3.3) | 0.34 |
 NoEXE | 14 | 12.6 ± 11.2 | 14 | 9.3 ± 8.6 | −1.5 (−5.5, 2.5) |  |  |