Home       About             Help       Phenotype data > PERA/EiJ strain > ear Options: hearing Focus: all Measurements: About these PERA/EiJ averages (♀ ♂) Exit PERA/EiJ mode ear — hearing — auditory brainstem response (ABR) threshold         ABR test   Johnson1 auditory brainstem response (ABR) threshold, sound pressure level [dB]         old group:             • click  ......             • 8kHz pip  ......             • 16kHz pip  ......             • 32kHz pip  ......               • comparison   27 strains   age 15-72wks   Inbred Johnson1 auditory brainstem response (ABR) threshold         compare age groups:             click              8kHz pip              16kHz pip              32kHz pip              27 strains   ages shown   Inbred Johnson1 auditory brainstem response (ABR) threshold, sound pressure level [dB]         young group:             • click  ...... 36.2               • 8kHz pip  ...... 35.0               • 16kHz pip  ...... 17.5               • 32kHz pip  ...... 46.9                 • comparison   42 strains   age 3-12wks   Inbred   ear — hearing — tympanometry         tympanometry   Zheng1 right ear [mL]         • compliance  ...... 0.259 (N=4) ▼   0.375 (N=2)         • volume  ...... 0.207 (N=4)   0.230 (N=2)         • gradient  ...... 0.0408 (N=4) ▼   0.0725 (N=2)         • pressure [daPa]  ...... -109 (N=4)   -114 (N=2)           • comparison   61 strains   age 5-68wks   Inbred Zheng1 left ear [mL]         • compliance  ...... 0.309 (N=4) ▼   0.292 (N=2) ▼         • volume  ...... 0.192 (N=4) ▼   0.188 (N=2) ▼         • gradient  ...... 0.0508 (N=4) ▼   0.0475 (N=2) ▼         • pressure [daPa]  ...... -118 (N=4)   -116 (N=2)           • comparison   61 strains   age 5-68wks   Inbred Zheng1 compare left vs. right         compliance        volume        gradient        pressure        61 strains   age 5-68wks   Inbred

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