Table 2.
Median Slope Values for Each of the Primary Target/Masker Combinations Identified in the Survey.
| Masker | Short tokens | Words | Digits | Valid sentences | Invalid sentences | Continuous speech | CRM | HINT | IEEE | NU-6 | PB lists | SPIN | SSI | Other |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 Speech masker | 5.1 (3.3) | 6.7 (2.2) | – | 2.5 (1.2) | 6.5 (4.2) | 5.7 (–) | 3.7 (1.5) | 3.4 (2.0) | 4.5 (1.3) | – | – | 8.7 (–) | 4.6 (3.2) | 4.2 (1.6) |
| 2 Speech maskers | 7.9 (2.2) | 7.7 (–) | – | 7.7 (5.5) | 6.3 (1.4) | – | 4.2 (3.5) | – | 4.3 (–) | – | – | – | – | 9.8 (3.4) |
| 3 Speech maskers | – | – | – | – | 15.1 (–) | – | 9.2 (2.4) | – | – | – | – | – | – | – |
| 4 + Speech maskers | 2.3 (–) | 7.5 (2.1) | 9.9 (3.6) | 9.5 (0.8) | 9.1 (2.5) | – | – | – | 15.9 (–) | 6.2 (3.3) | – | 8.2 (7.2) | 13.2 (4.5) | 8.4 (3.5) |
| 1 Modulated noise masker | 3.4 (2.3) | 8.3 (5.8) | – | 13.5 (–) | 7.3 (0.9) | – | 5.8 (2.2) | 4.6 (–) | 4.3 (1.1) | 5.8 (2.7) | – | 3.1 (5.5) | 14.7 (7.4) | 5.2 (–) |
| 2 Modulated maskers | – | – | – | 5. 0 (–) | – | – | 8.1 (–) | – | – | – | – | – | – | – |
| 3 Modulated maskers | – | – | – | – | – | – | 10.2 (–) | – | – | – | – | – | – | – |
| 1 Static noise masker | 4.0 (4.4) | 8 2 (6.0) | 13.4 (6.1) | 12.3 (6.5) | 8.1 (2.1) | 7.2 (–) | 10.1 (3.5) | 9.1 (5.5) | 4.8 (3.8) | 5.2 (2.6) | 6.1 (3.4) | 4.7 (7.1) | 17.1 (4.2) | 5.9 (7.6) |
| 2 Static noise maskers | – | – | – | – | 8.8 (1.0) | – | – | – | – | – | – | – | – | – |
| Mixed | – | 15.2 (–) | – | 2.7 (–) | 1.9 (–) | – | 4.5 (1.8) | – | – | – | – | – | 13.6 (–) | 6.0 (–) |
Note. Interquartile ranges for each condition are given in parentheses.