Table 2.
Summary characteristics for the young group, and individual Matched and MTBI data. (Values in boldface type indicate abnormal results relative to published normative data).
| ID | Marker | Age | Difficulty … in quiet? | Difficulty … in noise? | PTA (dB HL) | SRT (dB HL) | WR (%) | QSIN (dB SNR) | WIN (dB SNR) | Spatial Benefit | Abnormal Tests | Attention | Processing Speed | Working Memory |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Young | 18–24 (20.8) | 0% yes, 100% no | 0% yes, 100% no | −2–17 (6.4) | −5–15 (4.7) | 92–100 (97) | −0.25–4.5 (1.03) | 2–5.6 (4.5) | 2.0–10 (6.75) | 0–3 (1.2) | −1.2–1.5 (0) | −1.3–1.7 (0) | −2.1–1.2 (0) | |
| Match | 27–70 (49.0) | 0% yes, 100% no | 9% yes, 91% no | 0–50 (15.2) | 0–45 (13.2) | 73–100 (95) | −2.25–11 (2.18) | 3.6–14.8 (6.5) | 1.0–9.0 (6.55) | 0–8 (2.2) | −1.1–1.6 (0.0) | −6.5–0.2 (−2.5) | −2.1–1.1 (−0.2) | |
| 9 | ✶ | 38 | no | no | 12 / 8 | 10 / 5 | 100 / 96 | 2.0 / 3.0 | 5.2 / 5.2 | 7.5 | 1 | 0.31 | −2.57 | 0.04 |
| 364 | + | 63 | no | no | 13 / 13 | 10 / 10 | 96 / 96 | 1.5 / 5.0 | 2.0 / 6.0 | 6 | 3 | 0.45 | −6.48 | −0.13 |
| 377 | ○ | 65 | no | no | 17 / 13 | 15 / 15 | 92 / 100 | 3.0 / 3.5 | 6.0 / 4.4 | 7.5 | 3 | −0.59 | −2.17 | −0.13 |
| 382 | ● | 56 | no | no | 18 / 15 | 15 / 10 | 96 / 96 | 0.0 / 0.0 | 7.6 / 3.6 | 6 | 3 | −0.22 | −2.17 | −0.57 |
| 290 | x | 35 | no | no | 2 / 3 | 0 / 0 | 100 / 100 | −1.5 / −3.0 | 6.8 / 6.0 | 7 | 1 | 1.61 | −2.17 | −2.13 |
| 95 | ▢ | 46 | no | no | 8 / 3 | 5 / 5 | 96 / 100 | 0.0 / −2.0 | 4.4 / 2.8 | 9 | 0 | 1.15 | −1.39 | 0.73 |
| 453 | △ | 46 | no | no | 18 / 15 | 10 / 10 | 100 / 96 | 0.5 / 1.0 | 3.6 / 6.0 | 8 | 0 | −0.08 | −1.00 | 1.08 |
| 354 | ◇ | 27 | no | no | 0 / 3 | 0 / 10 | 100 / 100 | 2.5 / 2.5 | 7.6 / 5.2 | 7.5 | 1 | −0.56 | 0.17 | 0.04 |
| 361 | ▽ | 28 | no | no | 10 / 17 | 10 / 15 | 96 / 96 | 1.5 / 2.0 | 6.0 / 6.8 | 1 | 2 | −0.60 | −2.96 | −0.74 |
| 324 | ▷ | 70 | no | yes | 45 / 50 | 40 / 45 | 70 / 76 | 10.0 / 12.0 | 13.2 / 16.4 | 2 | 7 | −1.09 | −3.35 | −0.22 |
| 270 | ◁ | 65 | no | no | 30 / 22 | 30 / 20 | 92 / 100 | 0.5 / 4.0 | 8.4 / 10.0 | 5 | 2 | −0.14 | −2.96 | −0.05 |
| MTBI | 25–71 (46.7) | 0% yes, 100% no | 85% yes, 15% no | −2–50 (15.8) | 0–30 (14.2) | 76–100 (95) | 0.25–7.75 (2.62) | 3.2–14.4 (7.7) | −1.5–10.5 (3.92) | 0–8 (3.2) | −0.7–1.2 (0.0) | −6.5–0.6 (−3.1) | −1.3–0.8 (−0.3) | |
| 363 | ✶ | 60 | no | yes | 3 / 5 | 5 / 10 | 92 / 100 | 1.0 / 5.0 | 5.2 / 6.0 | 2.5 | 2 | 0.09 | −3.35 | −0.48 |
| 368 | + | 32 | no | yes | 5 / 5 | 5 / 5 | 96 / 96 | 2.0 / 0.0 | 6.0 / 5.2 | 8 | 0 | −0.01 | −1.39 | 0.30 |
| 375 | ○ | 26 | no | yes | 5 / 12 | 5 / 5 | 100 / 100 | 0.0 / 3.0 | 6.8 / 9.2 | 5 | 2 | −0.67 | −0.61 | 0.13 |
| 389 | ● | 62 | no | yes | 25 / 33 | 20 / 35 | 100 / 100 | 1.5 / 1.5 | 7.6 / 6.0 | −0.5 | 3 | 0.64 | −4.13 | −0.57 |
| 398 | x | 28 | no | no | 7 / 3 | 0 / 0 | 96 / 100 | 0.0 / 0.5 | 5.2 / 4.4 | 9 | 0 | −0.37 | −2.17 | 0.30 |
| 402 | ▢ | 34 | no | no | 3 / −2 | 5 / 5 | 100 / 100 | 1.0 / 1.5 | 3.6 / 2.8 | 10.5 | 0 | −0.67 | −2.17 | 0.82 |
| 149 | △ | 25 | no | yes | 10 / 12 | 15 / 15 | 96 / 92 | 5.0 / 5.0 | 8.4 / 2.8 | 5.5 | 4 | 0.20 | −1.78 | 0.38 |
| 427 | ◇ | 56 | no | yes | 5 / 7 | 5 / 10 | 100 / 88 | 4.0 / 2.0 | 10.0 / 9.2 | 2 | 7 | −0.45 | −2.57 | −0.74 |
| 438 | ▽ | 51 | no | yes | 23 / 40 | 15 / 35 | 100 / 92 | 1.0 / 4.5 | 11.6 / 17.2 | 2 | 7 | −0.73 | −2.57 | −0.22 |
| 436 | ▷ | 69 | no | yes | 20 / 17 | 20 / 15 | 96 / 96 | 4.0 / 4.5 | 6.8 / 11.6 | 3 | 4 | 0.85 | −5.70 | −1.26 |
| 441 | ◁ | 52 | no | yes | 47 / 50 | 25 / 35 | 80 / 72 | 9.0 / 6.5 | 14.0 / 13.2 | −1.5 | 6 | 0.25 | −6.48 | −0.91 |
| 448 | ☆ | 71 | no | yes | 15 / 15 | 15 / 15 | 92 / 96 | 1.5 / 2.0 | 9.2 / 6.8 | 0.5 | 4 | −0.31 | −4.52 | −0.74 |
| 356 | ✡ | 41 | no | yes | 23 / 23 | 25 / 25 | 100 / 96 | 1.0 / 1.0 | 6.0 / 4.4 | 5 | 0 | 1.15 | −3.35 | −0.39 |