Table 1.
Participant characteristics
| CI | TH | |
|---|---|---|
| Number of children at Time 1 | 71 | 272 |
| Gender, female, n (%) | 28 (39%) | 135 (50%) |
| Age at Time 1, years, mean (SD) | 3.21 (1.22) | 3.25 (1.13) |
| Fine motor developmenta, mean (SD) | 19.95 (6.92) | 20.83 (6.51) |
| Parental educationb, mean (SD) | 3.51 (.69) | 3.46 (0.77) |
| Net household incomec, mean (SD) | 3.63 (1.15) | 3.91 (0.99) |
| Age at implantation, years, mean (SD) | 1.37 (.73) | |
| Duration of using CI at Time 1, years, mean (SD) | 1.54 (1.07) | |
| Type of amplification | ||
| Unilateral cochlear implantation | 14 (20%) | |
| Bimodal fitting | 16 (23%) | |
| Bilateral cochlear implantation | 37 (52%) | |
| Unknown | 4 (5%) | |
| Preferred mode of communication | ||
| Spoken language only, n (%) | 19 (27%) | |
| Sign-supported Dutch, n (%) | 34 (48%) | |
| Dutch sign language, n (%) | 7 (10%) | |
| Combination of communication modes, n (%) | 8 (11%) | |
| Unknown | 3 (4%) |
CI cochlear implant, TH typically hearing
aScores ranged between 0 and 30
bParental education level: 1, no/primary education; 2, lower general secondary education; 3, higher general secondary education; 4, college/university
cNet household income: 1, less than €15,000; 2, €15,000 – €30,000; 3, €30,000 – €45,000; 4, €45,000 – €60,000; 5, more than €60,000