Longitudinal recording of listening effort during cochlea implant fitting

Longitudinal recording of listening effort during cochlea implant fitting - HACI

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00022877

Enrollment

500

Registered

2020-08-21

Start date

2020-08-20

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

H91.9

Interventions

Group 1: Measurement of listening effort and speech intelligibility in unilateral (unilateral cochlear implant) patients Group 2: Measurement of listening effort and speech intelligibility in bilatera

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients who are being examined at the ENT University Hospital Oldenburg for a preliminary CI examination

Exclusion criteria

Exclusion criteria: Patients who are under 18 years old; Patients who decide against a CI implantation after the CI preliminary examination

Design outcomes

Primary

Measure	Time frame
Assessment of listening effort by means of questionnaires (auditory effort questionnaire) and a scaling method (ACALES). The measurement dates are before CI implantation, for the initial speech processor fitting, and 3, 6 and 12 months after the initial speech processor fitting.	—

Secondary

Measure	Time frame
Measurement of speech intelligibility using the Freiburg monosyllable test and the Oldenburg sentence test. The measurement dates are before CI implantation, for the initial speech processor fitting, and 3, 6 and 12 months after the initial speech processor fitting.	—

Countries

Germany

Contacts

Public ContactAndreas Radeloff

Universitätsklinik für Hals-Nasen-Ohrenheilkunde

andreas.radeloff@uni-oldenburg.de0441 236 7777

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026