Project measure / variable:   GMC13   SR_amplitude

ID, description, units MPD:56231   SR_amplitude   mean SR amplitude, mean amplitude of signal measured from signal minimum line to peak of QRS   [mV]  
Data set, strains GMC13   inbred   6 strains     sex: both     age: 14-15wks
Procedure ECG
Ontology mappings

  STRAIN COMPARISON PLOT
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GMC13 - mean SR amplitude, mean amplitude of signal measured from signal minimum line to peak of QRS



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested6 strains6 strains
Mean of the strain means0.665   mV 0.610   mV
Median of the strain means0.547   mV 0.547   mV
SD of the strain means± 0.383 ± 0.314
Coefficient of variation (CV)0.576 0.514
Min–max range of strain means0.366   –   1.43   mV 0.182   –   1.08   mV
Mean sample size per strain15.3   mice 14.3   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 0.0715 0.0715 0.1732 0.6778
strain 5 14.8104 2.9621 7.1709 < 0.0001
sex:strain 5 1.4169 0.2834 0.6861 0.6346
Residuals 166 68.5692 0.4131


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
129S1/SvImJ f 0.58 0.479   16 0.12 0.825 0.03, 1.43 -0.22
129S1/SvImJ m 0.581 0.419   16 0.105 0.722 0.04, 1.28 -0.09
A/J f 0.366 0.2   16 0.0499 0.545 0.06, 0.73 -0.78
A/J m 0.182 0.1   16 0.0251 0.551 0.05, 0.39 -1.36
C57BL/6J f 0.512 0.33   16 0.0825 0.644 0.08, 1.15 -0.4
C57BL/6J m 0.46 0.326   16 0.0815 0.709 0.04, 1.16 -0.48
NOD/ShiLtJ f 1.43 1.78   12 0.514 1.24 0.16, 5.94 2.0
NOD/ShiLtJ m 1.08 0.844   12 0.244 0.78 0.21, 2.68 1.5
NZO/HlLtJ f 0.514 0.462   17 0.112 0.899 0.12, 1.83 -0.4
NZO/HlLtJ m 0.513 0.454   11 0.137 0.885 0.08, 1.65 -0.31
PWK/PhJ f 0.591 0.551   15 0.142 0.931 0.02, 2.06 -0.19
PWK/PhJ m 0.846 0.661   15 0.171 0.781 0.23, 2.77 0.75


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ f 0.58 0.1607 0.8972 0.2628
129S1/SvImJ m 0.5806 0.1607 0.8979 0.2634
A/J f 0.3662 0.1607 0.6835 0.049
A/J m 0.1819 0.1607 0.4991 -0.1354
C57BL/6J f 0.5119 0.1607 0.8291 0.1946
C57BL/6J m 0.46 0.1607 0.7772 0.1428
NOD/ShiLtJ f 1.4317 0.1855 1.798 1.0654
NOD/ShiLtJ m 1.0817 0.1855 1.448 0.7154
NZO/HlLtJ f 0.5135 0.1559 0.8213 0.2058
NZO/HlLtJ m 0.5127 0.1938 0.8953 0.1301
PWK/PhJ f 0.5913 0.1659 0.919 0.2637
PWK/PhJ m 0.846 0.1659 1.1736 0.5184


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ both 0.5803 0.1136 0.8046 0.356
A/J both 0.2741 0.1136 0.4984 0.0497
C57BL/6J both 0.4859 0.1136 0.7103 0.2616
NOD/ShiLtJ both 1.2567 0.1312 1.5157 0.9976
NZO/HlLtJ both 0.5131 0.1243 0.7586 0.2676
PWK/PhJ both 0.7187 0.1173 0.9503 0.487




GWAS analysis not available: At least 12 strains are required