Project measure / variable:   Seburn2   track_width_F_M18

ID, description, units MPD:24835   track_width_F_M18   front track width, mean distance between front paws at midpoint of stance phase   [mm]  at age 18mo  
Data set, strains Seburn2   inbred   3 strains     sex: both     age: 78wks
Procedure gait analysis
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  STRAIN COMPARISON PLOT
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Seburn2 - front track width, mean distance between front paws at midpoint of stance phase at age 18mo



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested3 strains3 strains
Mean of the strain means16.1   mm 15.0   mm
Median of the strain means16.4   mm 15.6   mm
SD of the strain means± 2.42 ± 2.12
Coefficient of variation (CV)0.150 0.142
Min–max range of strain means13.5   –   18.3   mm 12.6   –   16.7   mm
Mean sample size per strain5.3   mice 6.3   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 8.7029 8.7029 2.5939 0.1181
strain 2 123.7472 61.8736 18.4415 < 0.0001
sex:strain 2 1.013 0.5065 0.151 0.8605
Residuals 29 97.2986 3.3551


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
C57BL/10J f 13.5 1.34   6 0.546 0.099 11.4, 15.1 -1.06
C57BL/10J m 12.6 2.24   7 0.848 0.178 10.3, 16.0 -1.12
DBA/2J f 16.4 1.3   5 0.583 0.0795 14.5, 18.1 0.14
DBA/2J m 15.6 1.57   5 0.702 0.101 13.2, 17.1 0.3
NON/ShiLtJ f 18.3 2.45   5 1.1 0.134 15.5, 22.0 0.92
NON/ShiLtJ m 16.7 1.7   7 0.644 0.102 14.8, 18.8 0.82


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
C57BL/10J f 13.5166666667 0.747788383 15.0460656337 11.9872676997
C57BL/10J m 12.6285714286 0.6923175154 14.0445197328 11.2126231243
DBA/2J f 16.4 0.8191611312 18.0753726273 14.7246273727
DBA/2J m 15.58 0.8191611312 17.2553726273 13.9046273727
NON/ShiLtJ f 18.28 0.8191611312 19.9553726273 16.6046273727
NON/ShiLtJ m 16.7 0.6923175154 18.1159483042 15.2840516958


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
C57BL/10J both 13.0726190476 0.509531895 14.1147287828 12.0305093124
DBA/2J both 15.99 0.5792343908 17.1746673458 14.8053326542
NON/ShiLtJ both 17.49 0.5362668415 18.5867888403 16.3932111597




GWAS analysis not available: At least 4 strains are required