TABLE III.
Inter-correlations and principal components analysis of subject-specific variables. AgeOnset, age of onset of hearing loss; Age, age at time of testing; HLDur, duration of hearing loss; HADur, duration of HA use; HAhours, daily hours of HA use.
| AgeOnset | Age | HLDur | HADur | HAhours | |
|---|---|---|---|---|---|
| Intercorrelations between subject variables | |||||
| AgeOnset | 1.000 | 0.866 | −0.775 | −0.882 | −0.207 |
| Age | 1.000 | −0.354 | −0.636 | −0.154 | |
| HLDur | 1.000 | 0.845 | 0.192 | ||
| HADur | 1.000 | 0.363 | |||
| HAhours | 1.000 | ||||
| Correlation of each component with PC1 and PC2 | |||||
| PC1 | −0.975 | −0.784 | 0.831 | 0.954 | 0.361 |
| PC2 | 0.180 | 0.244 | −0.027 | 0.061 | 0.917 |