Table 2.
KMO test results.
| Drug name | Degree of freedom | Significance |
|---|---|---|
| Poria cocos | 4755 | 0 |
| Xu Changqing | 3782 | 0 |
| Ginseng | 4003 | 0 |
| Atractylodes lancea | 3431 | 0 |
| Rehmannia glutinosa | 2546 | 0 |
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