Table 1.
Participant demographics
| Category | CI (n=106) | Hearing (n=66) |
|---|---|---|
| Gender: | ||
| Male | 54 (50.94%) | 26 (39.39%) |
| Female | 52 (49.06%) | 40 (60.61%) |
| Age in Years (SD): | 6.98 (0.89) | 7.17 (0.96) |
| Race: | ||
| White | 83 (78.30%) | 54 (81.8%) |
| African American | 9 (8.49%) | 6 (9.09%) |
| Asian | 3 (2.83%) | 1 (1.52%) |
| Other | 11 (10.38%) | 5 (7.58%) |
| Ethnicity: | ||
| Hispanic | 18 (16.98%) | 8 (12.12%) |
| Non-Hispanic | 88 (83.02%) | 58 (87.88%) |
| Cause of Hearing Loss: | ||
| Sudden | 7 (6.60%) | N/A |
| Progressive | 29 (27.36%) | N/A |
| Congenital | 66 (62.26%) | N/A |
| Unknown | 4 (3.77%) | N/A |
| Age of Onset in Months (SD) | 1.99 (6.70) | N/A |
| Age at Diagnosis in Months (SD) | 8.42 (9.21) | N/A |
| Unaided Pure Tone Average in Better Ear* | 107.43 (16.04) | 15.91 (6.27) |
| Age at Implantation in Years (SD) | 1.92 (0.89) | N/A |
| Device Manufacturer | ||
| Advanced Bionics | 37 (34.91%) | N/A |
| Cochlear | 50 (47.17%) | N/A |
| Med-El | 19 (17.92%) | N/A |
| Perceptual Reasoning (SD)* | 99.93 (15.73) | 115.92 (13.72) |
| Processing Speed (SD)* | 96.28 (13.84) | 102.38 (13.92) |
| CASL composite score (SD)* | 78.21 (22.82) | 117.08 (16.09) |
| Maternal Education*: | ||
| Completed High School or Less | 18 (16.98%) | 4 (6.06%) |
| Some College | 31 (29.25%) | 3 (4.55%) |
| College or more | 57 (53.77%) | 59 (89.39%) |
| Family Income*: | ||
| Less than $29,999 | 19 (17.92%) | 3 (4.55%) |
| $30,000–49,999 | 23 (21.70%) | 1 (1.52%) |
| $50,000–$74,999 | 22 (20.75%) | 13 (19.70%) |
| $75,000–$99,999 | 17 (16.04%) | 10 (15.15%) |
| Greater than $100,000 | 18 (16.98%) | 33 (50.00%) |
| Declined to answer | 7 (6.60%) | 6 (9.09%) |
*
indicates significant difference between groups (p < 0.05)