MPD: Project measures / variables set: Xing1 PR

Project measures / variables set: Xing1 PR

ID, description, units	MPD:24921 PR interval PR [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:0003901 abnormal PR interval

Values Means Δ Means Z-scores

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Xing1 - interval PR

ANOVA, Q-Q NORMALITY ASSESSMENT

ANOVA Summary

Factor	DF	Sum of squares	Mean sum of squares	F value	p-value (Pr>F)
age	2	82.6806	41.3403	2.4092	0.0905
sex	1	44.5511	44.5511	2.5963	0.1075
strain	22	5879.1251	267.233	15.5733	< 0.0001
age:sex	2	7.5803	3.7902	0.2209	0.8019
age:strain	44	1581.6493	35.9466	2.0948	0.0001
sex:strain	22	796.4436	36.202	2.1097	0.0021
age:sex:strain	44	845.0216	19.205	1.1192	0.2777
Residuals	887	15220.6078	17.1596

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Xing1	24921	ECG	(none)	interval PR [ms] at age 6mo PR_M06	inbred	28	both	26wks
Xing1	24922	ECG	(none)	interval PR [ms] at age 12mo PR_M12	inbred	28	both	52wks
Xing1	24923	ECG	(none)	interval PR [ms] at age 20mo PR_M20	inbred	27	both	87wks