Project measure / variable:   Powell1   bacterial_load_wk9

ID, description, units MPD:62809   bacterial_load_wk9   oral cavity bacterial colony count (CFU/swab) post inoculation (x 103)   [n]  wk 9  
Neisseria musculi study
Data set, strains Powell1   inbred   4 strains     sex: both     age: 8-16wks
Procedure in vitro assay
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  STRAIN COMPARISON PLOT
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Powell1 - oral cavity bacterial colony count (CFU/swab) post inoculation (x 103) wk 9



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested4 strains3 strains
Mean of the strain means16.561   n 15.352   n
Median of the strain means4.1372   n 12.475   n
SD of the strain means± 27.75 ± 16.974
Coefficient of variation (CV)1.6756 1.1057
Min–max range of strain means0.0   –   57.97   n 0.0   –   33.58   n
Mean sample size per strain24.0   mice 3.7   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 2736.2446 2736.2446 21.4575 < 0.0001
strain 2 1406.8876 703.4438 5.5164 0.0065
sex:strain 2 738.0564 369.0282 2.8939 0.0635
Residuals 57 7268.6034 127.5194


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 0.0 0.0   2   0.0 None -0.6
129S1/SvImJ m 0.0 0.0   2   0.0 None -0.9
A/J f 6.6367 7.4693   9 2.4898 1.1255 -0.36
A/J m 33.58 38.111   5 17.044 1.1349 1.1, 87.5 1.07
C57BL/6J f 1.6378 3.0311   41 0.47338 1.8507 -0.54
C57BL/6J m 12.475 14.662   4 7.3311 1.1753 -0.17
CAST/EiJ f 57.97 191.3   44 28.837 3.2995 1.49


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ f 0.0 7.985 15.9896 -15.9896
129S1/SvImJ m 0.0 7.985 15.9896 -15.9896
A/J f 6.6367 3.7641 14.1742 -0.9009
A/J m 33.58 5.0501 43.6927 23.4673
C57BL/6J f 1.6378 1.7636 5.1693 -1.8937
C57BL/6J m 12.475 5.6462 23.7814 1.1686


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
129S1/SvImJ both 0.0 5.6462 11.3064 -11.3064
A/J both 20.1083 3.1493 26.4147 13.8019
C57BL/6J both 7.0564 2.9576 12.9789 1.1339




  GWAS USING LINEAR MIXED MODELS