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Noise generation based on UCLA activity score
| UCLA activity score | Never/rarely hears noise | Sometimes/often/extremely often hears noise | Total |
|---|---|---|---|
| 1 | 0 (0%) | 1 (100%) | 1 |
| 2 | 5 (63%) | 3 (38%) | 8 |
| 3 | 14 (63%) | 8 (36%) | 22 |
| 4 | 46 (74%) | 16 (26%) | 62 |
| 5 | 56 (81%) | 13 (19%) | 69 |
| 6 | 366 (76%) | 115 (24%) | 481 |
| 7 | 108 (67%) | 53 (33%) | 161 |
| 8 | 142 (75%) | 48 (25%) | 190 |
| 9 | 109 (69%) | 50 (31%) | 159 |
| 10 | 203 (66%) | 105 (34%) | 308 |
