Project measure / variable:   Seburn2   stride_R_M18

ID, description, units MPD:24855   stride_R_M18   stride time, mean time between consecutive rear paw contacts   [ms]  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 - stride time, mean time between consecutive rear paw contacts at age 18mo



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested3 strains3 strains
Mean of the strain means285   ms 300   ms
Median of the strain means296   ms 302   ms
SD of the strain means± 25.4 ± 39.5
Coefficient of variation (CV)0.0890 0.132
Min–max range of strain means256   –   303   ms 260   –   339   ms
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 1631.9445 1631.9445 4.68 0.0389
strain 2 26955.4368 13477.7184 38.651 < 0.0001
sex:strain 2 1926.414 963.207 2.7623 0.0798
Residuals 29 10112.3762 348.7026


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 303.0 27.4   6 11.2 0.0904 256.0, 336.0 0.71
C57BL/10J m 339.0 23.3   7 8.79 0.0687 303.0, 367.0 0.98
DBA/2J f 296.0 10.3   5 4.61 0.0348 289.0, 314.0 0.43
DBA/2J m 302.0 7.58   5 3.39 0.0251 294.0, 313.0 0.04
NON/ShiLtJ f 256.0 20.8   5 9.29 0.0813 237.0, 284.0 -1.14
NON/ShiLtJ m 260.0 11.0   7 4.17 0.0425 238.0, 269.0 -1.02


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
C57BL/10J f 303.1666666667 7.6234575189 318.7583879599 287.5749453734
C57BL/10J m 338.7142857143 7.0579502008 353.1494146776 324.2791567509
DBA/2J f 296.4 8.3510792986 313.4798749253 279.3201250747
DBA/2J m 302.0 8.3510792986 319.0798749253 284.9201250747
NON/ShiLtJ f 255.6 8.3510792986 272.6798749253 238.5201250747
NON/ShiLtJ m 259.5714285714 7.0579502008 274.0065575348 245.1362996081


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
C57BL/10J both 320.9404761905 5.1945106983 331.5644434471 310.3165089339
DBA/2J both 299.2 5.9051048023 311.2772953815 287.1227046185
NON/ShiLtJ both 257.5857142857 5.4670647172 268.7671171008 246.4043114706




GWAS analysis not available: At least 4 strains are required