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Figure 4: Means and standard deviations for ability to communicate while wearing the device and convenience/usability for the passive, DP and DPC HPDs (2 = most positive, -1 = most negative). (DP = Phonak Serenity DP; DPC = Phonak Primero DPC.)

Figure 4: Means and standard deviations for ability to communicate while wearing the device and convenience/usability for the passive, DP and DPC HPDs (2 = most positive, -1 = most negative). (DP = Phonak Serenity DP; DPC = Phonak Primero DPC.)