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Table 4.
Katz scores
| Katz score | 2–3 days | 1 wk | 3 wks | 5 wks |
|---|---|---|---|---|
| Patient 1 | D | B | A | A |
| Patient 2 | A | |||
| Patient 3 | B | B | A | A |
| Patient 4 | B | B | A | A |
| Patient 5 | A | A |