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Tinnitus intensity as reported by the patients before and after treatment - mean values, standard deviations and variance analysis.
| Initial | Post | ||
|---|---|---|---|
| Mean value | 6,60 | 5,86 | |
| Drug | Standard deviation | 1,59 | 2,33 |
| N |
43 | 43 | |
| Mean value | 6,55 | 5,62 | |
| Placebo | Standard deviation | 1,60 | 2,08 |
| N | 42 | 42 |
