Table 4.
Summary of linear regression analysis for vocabulary, listening comprehension, morphological awareness, and reading outcomes for the mild bilateral hearing loss (MBHL) group.
| WJTA Picture Vocabulary standard score | ||||
|---|---|---|---|---|
| Predictors | B | B (SE) | t | p |
| HA dosage | 1.83 | 1.27 | 1.45 | .15 |
| Better-ear unaided SII | 29.15 | 13.09 | 2.23 | .03* |
| Better-ear aided SII | −14.81 | 23.78 | −0.62 | .53 |
| Maternal education level: high school or less | 3.08 | 4.79 | 0.64 | .52 |
| Maternal education level: vocational/some college | −5.69 | 3.77 | −1.51 | .14 |
| Maternal education level: college | 0.76 | 3.75 | 0.20 | .84 |
| HA dosage × Better-ear unaided SII | −1.69 | 1.53 | −1.11 | .27 |
|
WJTA Understanding Directions standard score | ||||
|
B
|
B (SE)
|
t
|
p
|
|
| HA dosage | 3.20 | 1.55 | 2.07 | .04* |
| Better-ear unaided SII | 25.94 | 16.14 | 1.61 | .11 |
| Better-ear aided SII | −23.85 | 28.98 | −0.82 | .41 |
| Maternal education level: high school or less | 1.07 | 5.95 | 0.18 | .86 |
| Maternal education level: vocational/some college | −1.82 | 4.69 | −0.39 | .70 |
| Maternal education level: college | 0.26 | 4.68 | 0.06 | .96 |
| HA dosage × Better-ear unaided SII | −3.84 | 1.87 | −2.06 | .05* |
|
Test of Morphological Structure raw score | ||||
|
B
|
B (SE)
|
t
|
p
|
|
| HA dosage | 1.00 | 0.64 | 1.57 | .13 |
| Better-ear unaided SII | 12.11 | 6.61 | 1.83 | .07 |
| Better-ear aided SII | −6.44 | 11.97 | −0.54 | .59 |
| Maternal education level: high school or less | 0.20 | 2.42 | 0.08 | .93 |
| Maternal education level: vocational/some college | −3.58 | 1.97 | −1.82 | .08 |
| Maternal education level: college | −0.54 | 1.90 | −0.28 | .78 |
| HA dosage × Better-ear unaided SII | −0.99 | 0.77 | −1.28 | .21 |
|
Gray Oral Reading Tests Oral Reading Index | ||||
|
B
|
B (SE)
|
t
|
p
|
|
| HA dosage | 2.54 | 1.41 | −1.80 | .08 |
| Better-ear unaided SII | 21.48 | 17.44 | 1.23 | .22 |
| Better-ear aided SII | −39.15 | 38.09 | −1.03 | .31 |
| Maternal education level: high school or less | −2.81 | 5.06 | −0.56 | .58 |
| Maternal education level: vocational/some college | −5.89 | 4.26 | −1.38 | .17 |
| Maternal education level: college | −4.76 | 4.08 | −1.17 | .25 |
| HA dosage × Better-ear unaided SII | −2.81 | 1.55 | −1.82 | .08 |
Note. WJTA = Woodcock-Johnson Tests of Achievement; B = unstandardized coefficient; B(SE) = unstandardized coefficient standard error; SII = Speech Intelligibility Index.
*
Significance with α level = .05.