Project measure / variable:   Jaxpheno8   ABR_8

ID, description, units MPD:35002   ABR_8   auditory brainstem response (ABR) threshold, sound pressure level   [dB]  8 kHz tone  
Data set, strains Jaxpheno8   inbred   7 strains     sex: m     age: 10-13wks
Procedure ABR test
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  STRAIN COMPARISON PLOT
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Jaxpheno8 - auditory brainstem response (ABR) threshold, sound pressure level 8 kHz tone



  MEASURE SUMMARY
Measure Summary Male
Number of strains tested7 strains
Mean of the strain means47.7   dB
Median of the strain means48.6   dB
SD of the strain means± 14.0
Coefficient of variation (CV)0.293
Min–max range of strain means26.2   –   68.6   dB
Mean sample size per strain9.1   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
strain 6 8077.3285 1346.2214 4.6806 0.0006
Residuals 57 16394.1558 287.6168


Q-Q normality assessment based on residuals

  


  STRAIN MEANS (UNADJUSTED)
  
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Strain Sex Mean SD N mice SEM CV Min, Max Z score
A/J m 68.6 17.9   11 5.4 0.261 40.0, 100.0 1.49
AKR/J m 52.7 15.4   11 4.64 0.292 30.0, 70.0 0.36
BALB/cJ m 44.6 19.1   12 5.52 0.429 20.0, 75.0 -0.22
C3H/HeJ m 35.8 4.92   6 2.01 0.137 30.0, 40.0 -0.85
C57BL/10J m 26.2 14.9   4 7.47 0.569 10.0, 45.0 -1.54
C57BL/6J m 57.5 15.1   6 6.16 0.262 40.0, 75.0 0.7
DBA/2J m 48.6 19.4   14 5.17 0.399 10.0, 80.0 0.06


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
A/J m 68.6364 5.1134 78.8758 58.3969
AKR/J m 52.7273 5.1134 62.9667 42.4878
BALB/cJ m 44.5833 4.8957 54.3868 34.7798
C3H/HeJ m 35.8333 6.9236 49.6976 21.9691
C57BL/10J m 26.25 8.4796 43.2302 9.2698
C57BL/6J m 57.5 6.9236 71.3643 43.6357
DBA/2J m 48.5714 4.5326 57.6477 39.4951




  GWAS USING LINEAR MIXED MODELS