Trial Outcomes & Findings for CP1150 Sound Processor Speech Perception Compared With the Next Generation of Signal Processing Technology (NCT NCT05286385)
NCT ID: NCT05286385
Last Updated: 2025-02-07
Results Overview
Paired difference in percentage CNC Words correct in quiet with the CP1150 Sound Processor and CP1150 Sound Processor with modified firmware.
Recruitment status
COMPLETED
Study phase
NA
Target enrollment
10 participants
Primary outcome timeframe
One day (in booth testing)
Results posted on
2025-02-07
Participant Flow
Participant milestones
| Measure |
All Study Participants (CP1150 SP Compared With Next Generation Signal Processing Technology)
All study participants attended a single study visit. At the study visit, subjects underwent hearing assessments. Speech perception tests were carried out in all participants in a randomized manner with 4 interventions involving the CP1150 Sound Processor, CP1150 with modified firmware, CP1150 Sound Processor with Forward Focus and the CP1110 Sound Processor
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|---|---|
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Overall Study
STARTED
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10
|
|
Overall Study
CP1150 Sound Processor
|
10
|
|
Overall Study
CP1150 Sound Processor With Modified Firmware
|
10
|
|
Overall Study
CP1150 Sound Processor With Forward Focus
|
10
|
|
Overall Study
CP1110 Sound Processor
|
10
|
|
Overall Study
COMPLETED
|
10
|
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Overall Study
NOT COMPLETED
|
0
|
Reasons for withdrawal
Withdrawal data not reported
Baseline Characteristics
Race and Ethnicity were not collected from any participant.
Baseline characteristics by cohort
| Measure |
All Study Participants (CP1150 SP Compared With Next Generation Signal Processing Technology)
n=10 Participants
All study participants attended a single study visit. At the study visit, subjects underwent hearing assessments. Speech perception tests were carried out in all study participants in a randomized manner with 4 interventions involving the CP1150 Sound Processor, CP1150 with modified firmware, CP1150 Sound Processor with Forward Focus and the CP1110 Sound Processor.
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|---|---|
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Age, Continuous
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70.6 years
n=10 Participants
|
|
Sex: Female, Male
Female
|
5 Participants
n=10 Participants
|
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Sex: Female, Male
Male
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5 Participants
n=10 Participants
|
|
Region of Enrollment
Australia
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10 participants
n=10 Participants
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Age at hearing implant
|
59.2 years
STANDARD_DEVIATION 7.64 • n=10 Participants
|
PRIMARY outcome
Timeframe: One day (in booth testing)Paired difference in percentage CNC Words correct in quiet with the CP1150 Sound Processor and CP1150 Sound Processor with modified firmware.
Outcome measures
| Measure |
CP1150 NF
n=10 Participants
All subjects tested with CP1150 Sound Processor with modified firmware.
|
CP1150
n=10 Participants
All subjects test with CP1150
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|---|---|---|
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Speech Perception in Quiet Using an CP1150 Sound Processor
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13.82 percentage of correct words
Standard Deviation 10
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11.53 percentage of correct words
Standard Deviation 10
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SECONDARY outcome
Timeframe: One day (in booth testing)Paired difference in percentage CNC Words correct in quiet with the CP1150 Sound Processor and CP1150 Sound Processor with forward focus
Outcome measures
| Measure |
CP1150 NF
n=10 Participants
All subjects tested with CP1150 Sound Processor with modified firmware.
|
CP1150
n=10 Participants
All subjects test with CP1150
|
|---|---|---|
|
Speech Perception in Quiet Using CP1150 Sound Processor Using Forward Focus Combined With Standard Microphone Directionality.
|
11.24 percentage of correct words
Standard Deviation 10
|
11.53 percentage of correct words
Standard Deviation 10
|
SECONDARY outcome
Timeframe: One day (in booth testing)Paired difference in percentage CNC Words correct in quiet with the CP1150 Sound Processor and CP1110 Sound Processor
Outcome measures
| Measure |
CP1150 NF
n=10 Participants
All subjects tested with CP1150 Sound Processor with modified firmware.
|
CP1150
n=10 Participants
All subjects test with CP1150
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|---|---|---|
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Speech Perception in Quiet With CP1150 and CP1110 Sound Processors
|
11.53 percentage of correct words
Standard Deviation 10
|
11.97 percentage of correct words
Standard Deviation 10
|
Adverse Events
Test Orders 1, 2, 3 & 4 Combined
Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths
Serious adverse events
Adverse event data not reported
Other adverse events
Adverse event data not reported
Additional Information
Results disclosure agreements
- Principal investigator is a sponsor employee
- Publication restrictions are in place