Table 3. Comparison of IF categories across time periods.
| IF Categories: p = 0.479 | PRE-DIF (n=302) | POST-DIF (n=802) |
|---|---|---|
| Category 1 | 12.9% | 12.0% |
| Category 2 | 42.1% | 38.9% |
| Category 3 | 45.0% | 49.1% |
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