Follow-up Study: Cognitive development in hearing children and children with hearing loss

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00005698

Enrollment

120

Registered

2014-06-02

Start date

2014-07-15

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

H90

Interventions

Group 1: children with hearing impairment and cochlea implant. In this study psychometric assessment is administed with the K-ABC test. Group 2: children with hearing impairment and hearing aids. I

Eligibility

Sex/Gender

All

Age

60 Months to 10 Years

Inclusion criteria

Inclusion criteria: CI-Group (Cochlear Implant): uni- or bilateral CI HA-Group (Hearing Aid): bilateral use of hearing aids, modertate- to- severe hearing loss, severe-to-profound hearing loss Group (Normal Hearing): no additional disability all Subjects of the study who participated in study "early development" with Bayley- Scales III

Exclusion criteria

Exclusion criteria: severe disabilities

Design outcomes

Primary

Measure	Time frame
Follow-Up study of intelligence: Kaufmann Assessment Battery for Children: 1 testing: group a: children born after 2009 are evaluated at chronological age 4;6-5;6 years 1. testing: group b: children born before 2009 are tested in the course of 2014	—

Secondary

Measure	Time frame
2. testing: at chronological age of 10;0 years (+/-2 months) with the K-ABC	—

Countries

Germany

Contacts

Public ContactKatrin Kral

Cochlear Implant Centrum Köln

katrin.kral@uk-koeln.de0221-47887762

Outcome results

None listed

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