Table 4.
Results of linear mixed-effects analyses in testing whether the age at cochlear implane (CI) activation relates to three outcome measures of the slope, the time from CI activation to the plateau onset, and the score at the plateau.
| Parameter | First implanted ears |
|||
|---|---|---|---|---|
| Estimate (β) | SE | t | p | |
| Slope | ||||
| Intercept | 5.48 | 1.14 | 4.60 | .00 |
| Age at CI activation | −0.42 | 0.38 | −1.10 | .28 |
| Degree of hearing loss | −0.03 | 0.45 | −0.32 | .34 |
| Etiology | −0.54 | 1.95 | −0.28 | .78 |
| Communication mode | −1.97 | 1.57 | −1.25 | .22 |
| Manufacturer | −1.05 | 1.60 | 0.66 | .52 |
| Time from CI activation to the plateau onset | ||||
| Intercept | 6.35 | 0.83 | 7.62 | .00 |
| Age at CI activation | −0.11 | 0.26 | −0.42 | .68 |
| Degree of hearing loss | −1.48 | 2.85 | −0.52 | .61 |
| Etiology | −0.33 | 1.18 | −0.28 | .78 |
| Communication mode | 1.15 | 1.07 | 1.57 | .29 |
| Manufacturer | 0.96 | 2.08 | 0.20 | .84 |
| Score at the plateau | ||||
| Intercept | 19.93 | 0.20 | 92.94 | .00 |
| Age at CI activation | −0.15 | 0.06 | −2.53 | .01* |
| Degree of hearing loss | −0.8 | 0.68 | 1.2 | .23 |
| Etiology | −0.14 | 0.32 | −0.25 | .65 |
| Communication mode | 0.23 | 0.26 | −0.87 | .39 |
| Manufacturer | −0.15 | 0.26 | −0.6 | .55 |
Note. Statistically significant p values are in bold font.
*
Significant differences are represented with p < .05.