Table 3.
Mean change scores on the SFNSL compared with those on the anchor question (n=89)
| Anchor (perceived change) in complaints n (%) | Mean change score on SFNSL mean±SD |
| Worse 28 (31) | 0.14±7.46 |
| The same 45 (51) | -2.09±8.47 |
| Better 16 (18) | -7.94±5.62 |
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