(a).
| Control | Acupuncture | P value | |||
|---|---|---|---|---|---|
| N | % | N | % | ||
| Gender | 14 | 45 | 0.942 | ||
| Female | 7 | 50.0 | 23 | 51.1 | |
| Male | 7 | 50.0 | 22 | 48.9 | |
P value by Chi-square test.
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