MPD: Project measures / variables set: Xing1 ST

Project measures / variables set: Xing1 ST

ID, description, units	MPD:24941 ST interval ST [ms]
Measures	• 6mo • 12mo • 20mo
Data set, strains	Xing1 inbred 29 strains sex: both
Procedure	ECG
Comparison	aging-study, multiple cohorts
Ontology mappings	VT:0000231 heart excitatory physiology trait MA:0000072 heart MP:0003897 abnormal ST segment

Values Means Δ Means Z-scores

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Xing1 - interval ST

ANOVA, Q-Q NORMALITY ASSESSMENT

ANOVA Summary

Factor	DF	Sum of squares	Mean sum of squares	F value	p-value (Pr>F)
age	2	8.9082	4.4541	0.532	0.5876
sex	1	0.0053	0.0053	0.0006	0.98
strain	22	2201.1617	100.0528	11.9511	< 0.0001
age:sex	2	56.2261	28.1131	3.358	0.0352
age:strain	44	468.4351	10.6463	1.2717	0.114
sex:strain	22	230.3735	10.4715	1.2508	0.1963
age:sex:strain	44	306.9552	6.9763	0.8333	0.7719
Residuals	887	7425.8232	8.3718

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Xing1	24941	ECG	(none)	interval ST [ms] at age 6mo ST_M06	inbred	28	both	26wks
Xing1	24942	ECG	(none)	interval ST [ms] at age 12mo ST_M12	inbred	28	both	52wks
Xing1	24943	ECG	(none)	interval ST [ms] at age 20mo ST_M20	inbred	27	both	87wks