Project measure / variable:   Seburn2   stride_freq_R_M06

ID, description, units MPD:24879   stride_freq_R_M06   stride frequency, mean number of steps per second for rear 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 rear paws at age 6mo



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested7 strains7 strains
Mean of the strain means3.45   Hz 3.46   Hz
Median of the strain means3.30   Hz 3.43   Hz
SD of the strain means± 0.390 ± 0.469
Coefficient of variation (CV)0.113 0.136
Min–max range of strain means3.13   –   4.16   Hz 2.81   –   4.09   Hz
Mean sample size per strain7.1   mice 6.7   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 0.0265 0.0265 0.2613 0.6106
strain 6 13.8645 2.3107 22.7658 < 0.0001
sex:strain 6 1.2258 0.2043 2.0129 0.073
Residuals 83 8.4245 0.1015


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 3.13 0.396   7 0.15 0.127 2.67, 3.82 -0.82
129S1/SvImJ m 2.81 0.247   4 0.123 0.088 2.48, 3.06 -1.39
BALB/cByJ f 3.24 0.279   6 0.114 0.0862 2.85, 3.59 -0.54
BALB/cByJ m 3.43 0.251   8 0.0887 0.0732 3.13, 3.78 -0.06
C3H/HeJ f 3.83 0.194   8 0.0685 0.0506 3.54, 4.07 0.97
C3H/HeJ m 4.09 0.439   7 0.166 0.107 3.59, 4.75 1.34
C57BL/10J f 3.3 0.216   7 0.0816 0.0653 2.97, 3.66 -0.39
C57BL/10J m 3.19 0.109   8 0.0385 0.0342 3.02, 3.33 -0.58
DBA/2J f 3.34 0.121   7 0.0459 0.0363 3.23, 3.56 -0.29
DBA/2J m 3.16 0.291   6 0.119 0.0919 2.83, 3.63 -0.64
NON/ShiLtJ f 4.16 0.283   8 0.0999 0.068 3.72, 4.63 1.82
NON/ShiLtJ m 4.04 0.374   8 0.132 0.0926 3.31, 4.49 1.24
SM/J f 3.16 0.581   7 0.22 0.184 2.35, 3.78 -0.75
SM/J m 3.5 0.351   6 0.143 0.1 2.85, 3.82 0.09


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ f 3.13 0.1204 3.3695 2.8905
129S1/SvImJ m 2.805 0.1593 3.1218 2.4882
BALB/cByJ f 3.2417 0.1301 3.5004 2.983
BALB/cByJ m 3.4288 0.1126 3.6528 3.2047
C3H/HeJ f 3.8313 0.1126 4.0553 3.6072
C3H/HeJ m 4.0929 0.1204 4.3324 3.8534
C57BL/10J f 3.3043 0.1204 3.5438 3.0648
C57BL/10J m 3.1875 0.1126 3.4115 2.9635
DBA/2J f 3.3443 0.1204 3.5838 3.1048
DBA/2J m 3.1617 0.1301 3.4204 2.903
NON/ShiLtJ f 4.1563 0.1126 4.3803 3.9322
NON/ShiLtJ m 4.035 0.1126 4.259 3.811
SM/J f 3.16 0.1204 3.3995 2.9205
SM/J m 3.4983 0.1301 3.757 3.2396


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ both 2.9675 0.0998 3.1661 2.7689
BALB/cByJ both 3.3352 0.086 3.5063 3.1641
C3H/HeJ both 3.9621 0.0824 4.126 3.7981
C57BL/10J both 3.2459 0.0824 3.4099 3.0819
DBA/2J both 3.253 0.0886 3.4292 3.0767
NON/ShiLtJ both 4.0956 0.0796 4.254 3.9372
SM/J both 3.3292 0.0886 3.5054 3.1529




  GWAS USING LINEAR MIXED MODELS