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The change in utility in each phase.
| Treatment phase 0 | Treatment phase 4 | Treatment phase 8 | Follow-up phase 4 | Follow-up phase 12 | |
|---|---|---|---|---|---|
| Acupuncture group n = 23 | 0.66 ± 0.15 | 0.65 ± 0.18 | 0.76 ± 0.17#∗ | 0.71 ± 0.16 | 0.66 ± 0.20 |
| Traditional treatment group n = 17 | 0.64 ± 0.18 | 0.63 ± 0.20 | 0.64 ± 0.18 | 0.63 ± 0.19 | 0.64 ± 0.21 |
* P < 0.05, compared to traditional treatment group.
# P < 0.05 compared to the phase 0 in the group.
