Variable | Source of Data | Baseline | Fit & Follow-up | 6-month Follow-up |
---|---|---|---|---|
Baseline variables and co-variate | ||||
Co-morbidity | SIC | x | Â | Â |
General health status | SF-12 | x | Â | x |
Psychiatric conditions | PHQ | x | x | x |
Demographics | CPRS | x | Â | Â |
Type, degree of hearing loss | CPRS | x | Â | Â |
Treatment (rehabilitation) data | ||||
Session characteristics | Research Assistant | Â | x | Â |
Mediating Mechanisms | Questionnaire | Â | x | Â |
Hearing aid features | CPRS | Â | Â | x |
Costs & Utilization | ||||
Utilization: unplanned visits | CPRS | Â | Â | x |
Costs of planned visits | CPRS, DSS | Â | Â | x |
Costs of unplanned visits | CPRS, DSS | Â | Â | x |
Outcomes Assessment | ||||
Hearing-related function | EAR | x | x | x |
Adherence to hearing aids | Two questions | Â | x | x |
Hearing handicap | HHIE | x | x | x |
Satisfaction with hearing aids | SADL | Â | x | x |
Communication Strategies | CPHI | x | x | x |
Hearing aid outcome | IOI-HA | Â | x | x |
Hearing-related QoL transitional measure | Questionnaire | Â | x | x |