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Modified Oxford Grading scale for pelvic floor muscle (PFM) strength
| Grading | Description |
|---|---|
| 0 | No discernible PFM contraction |
| 1 | Very weak PFM contraction |
| 2 | Weak PFM contraction |
| 3 | Moderate PFM contraction |
| 4 | Good PFM contraction |
| 5 | Strong PFM contraction |
