Project measure / variable:   Seburn2   stride_freq_F_M06

ID, description, units MPD:24839   stride_freq_F_M06   stride frequency, mean number of steps per second for front paws   [Hz]  at age 6mo  
Data set, strains Seburn2   inbred   7 strains     sex: both     age: 26wks
Procedure gait analysis
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  STRAIN COMPARISON PLOT
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Seburn2 - stride frequency, mean number of steps per second for front paws at age 6mo



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested7 strains7 strains
Mean of the strain means3.55   Hz 3.54   Hz
Median of the strain means3.34   Hz 3.38   Hz
SD of the strain means± 0.414 ± 0.362
Coefficient of variation (CV)0.117 0.102
Min–max range of strain means3.19   –   4.22   Hz 3.18   –   4.10   Hz
Mean sample size per strain7.0   mice 6.7   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 0.003 0.003 0.0476 0.8278
strain 6 12.5783 2.0964 32.7642 < 0.0001
sex:strain 6 0.3911 0.0652 1.0187 0.4191
Residuals 82 5.2467 0.064


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 3.19 0.372   7 0.141 0.116 2.77, 3.88 -0.88
129S1/SvImJ m 3.18 0.18   4 0.0898 0.0566 2.93, 3.36 -0.98
BALB/cByJ f 3.19 0.253   6 0.103 0.0792 2.91, 3.49 -0.88
BALB/cByJ m 3.38 0.237   8 0.0838 0.07 3.02, 3.76 -0.43
C3H/HeJ f 3.88 0.176   7 0.0665 0.0454 3.66, 4.17 0.79
C3H/HeJ m 3.95 0.255   7 0.0966 0.0646 3.59, 4.2 1.14
C57BL/10J f 3.24 0.216   7 0.0817 0.0668 2.93, 3.56 -0.76
C57BL/10J m 3.2 0.151   8 0.0532 0.047 2.86, 3.37 -0.93
DBA/2J f 3.34 0.193   7 0.0731 0.058 2.98, 3.56 -0.52
DBA/2J m 3.36 0.258   6 0.105 0.0769 2.97, 3.71 -0.49
NON/ShiLtJ f 4.22 0.204   8 0.0723 0.0485 3.96, 4.65 1.61
NON/ShiLtJ m 4.1 0.25   8 0.0885 0.0611 3.84, 4.55 1.56
SM/J f 3.82 0.215   7 0.0812 0.0562 3.55, 4.18 0.64
SM/J m 3.58 0.453   6 0.185 0.126 3.06, 4.34 0.12


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ f 3.1943 0.0956 3.3845 3.0041
129S1/SvImJ m 3.1775 0.1265 3.4291 2.9259
BALB/cByJ f 3.1917 0.1033 3.3971 2.9862
BALB/cByJ m 3.3837 0.0894 3.5617 3.2058
C3H/HeJ f 3.8771 0.0956 4.0673 3.687
C3H/HeJ m 3.9529 0.0956 4.143 3.7627
C57BL/10J f 3.2371 0.0956 3.4273 3.047
C57BL/10J m 3.2037 0.0894 3.3817 3.0258
DBA/2J f 3.3371 0.0956 3.5273 3.147
DBA/2J m 3.3567 0.1033 3.5621 3.1512
NON/ShiLtJ f 4.2175 0.0894 4.3954 4.0396
NON/ShiLtJ m 4.0987 0.0894 4.2767 3.9208
SM/J f 3.8243 0.0956 4.0145 3.6341
SM/J m 3.5817 0.1033 3.7871 3.3762


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ both 3.1859 0.0793 3.3436 3.0282
BALB/cByJ both 3.2877 0.0683 3.4236 3.1518
C3H/HeJ both 3.915 0.0676 4.0495 3.7805
C57BL/10J both 3.2204 0.0655 3.3507 3.0902
DBA/2J both 3.3469 0.0704 3.4869 3.2069
NON/ShiLtJ both 4.1581 0.0632 4.2839 4.0323
SM/J both 3.703 0.0704 3.843 3.563




  GWAS USING LINEAR MIXED MODELS