Table 5. Age at censorship or first sensorineural hearing loss, by maternal infection serotype.
| Age at Censorship (No Hearing Loss) | Age at Hearing Loss | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Maternal Infection Type | N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for the mean | Minimum | Maximum | Mean (SD) When SNHL Detected | |
| Lower Bound | Upper Bound | ||||||||
| Primary | 49 | 17.6 | 8.5 | 1.2 | 15.1 | 20.1 | .00 | 27.8 | 4.6 (6.0) |
| non-Primary | 25 | 14.6 | 10.7 | 2.1 | 10.2 | 19.0 | .06 | 28.6 | 0.5 (0.4) |
| No Infection | 9 | 19.5 | 5.0 | 1.7 | 15.6 | 23.4 | 14.0 | 28.0 | 15.0 |
| Unknown | 72 | 16.2 | 8.4 | 1.0 | 14.2 | 18.2 | .00 | 28.1 | 1.2 (2.5) |
| Totals | 155 | 16.6 | 8.7 | 0.7 | 15.2 | 18.0 | .00 | 28.6 | 2.4 (4.3) |