Procedure Grip Strength
Pipeline IMPC_adult_v2-LaterOnset Screen Age (week) 9-49w
Parameter Forelimb grip strength normalised against body weight
Strain Condition 1 Pipeline(s) Tested Day
(Age)
IMPC_adult_v2-LaterOnset
C57BL/6NJcl Late ♀: 11  ♂: 9 2015/10/06 - 2016/07/12
(9.36 - 49.93)
Early ♀: 14  ♂: 13
Raw Data

Bartlett test result
Factor df Bartlett's K2 p
condition1 1 0.5492389 0.4586288
sex 1 1.980227 0.1593665

Summary statistics
Factor mean median SD SEM N
condition1 - sex
Early(9w) - Female 3.15 3.01 0.75 0.2 14
Early(9w) - Male 2.86 2.34 1.1 0.31 13
Late(49w) - Female 2.4 2.36 0.75 0.23 11
Late(49w) - Male 1.62 1.37 0.64 0.21 9

ANOVA result
Signif. codes ***: <0.001
**: <0.010
*: <0.050
†: <0.100
Factor df Sum Sq. F value Pr(>F) Signif.
condition1 1 10.9189 15.2578 0.0003267 ***
sex 1 2.8938 4.0438 0.0506315
condition1:sex 1 0.6712 0.9379 0.3382323
Residuals 43 30.7721

Tukey multiple comparisons of means
Factor: condition1
Level Difference Lower Upper Adjusted p
Late(49w) - Early(9w) -0.96 -1.46 -0.456 0.000393



FM_02_U_barchart.png

comment
Forelimb grip strength normalised against body weight was significantly decreased in 49-week-old mice (Late) relative to 9-week-old mice (Early) (p<0.01).