Procedure Electrocardiogram (ECG) v1
Pipeline IMPC_adult_v2-LaterOnset Screen Age (week) 12-52w
Parameter QRS interval
Strain Condition 1 Pipeline(s) Tested Day
(Age)
IMPC_adult_v2-LaterOnset
C57BL/6NJcl Late ♀: 4  ♂: 4 2015/10/27 - 2016/08/02
(12.64 - 52.79)
Early ♀: 5  ♂: 5
Raw Data

Bartlett test result
Factor df Bartlett's K2 p
condition1 1 0.1342969 0.7140178
sex 1 1.229991 0.2674089

Summary statistics
Factor mean median SD SEM N
condition1 - sex
Early(12w) - Female 8.63 8.51 1.09 0.49 5
Early(12w) - Male 8.55 8.86 0.91 0.41 5
Late(52w) - Female 9.14 8.97 0.63 0.31 4
Late(52w) - Male 10.43 10.29 1.11 0.56 4

ANOVA result
Signif. codes ***: <0.001
**: <0.010
*: <0.050
†: <0.100
Factor df Sum Sq. F value Pr(>F) Signif.
condition1 1 6.2824 6.7983 0.02068 *
sex 1 1.2535 1.3564 0.26362
condition1:sex 1 2.0819 2.2529 0.15558
Residuals 14 12.9376

Tukey multiple comparisons of means
Factor: condition1
Level Difference Lower Upper Adjusted p
Late(52w) - Early(12w) 1.19 0.211 2.17 0.0207



FM_02_U_barchart.png

comment
QRS interval was significantly increased in 52-week-old mice (Late) relative to 12-week-old mice (Early) (p<0.05).