MPD: Project measures / variables set: Peters4 MPV

Project measures / variables set: Peters4 MPV

ID, description, units	MPD:24389 MPV mean platelet volume (MPV) [fL]
Measures	• 6mo • 12mo • 18mo • 24mo
Data set, strains	Peters4 inbred 30 strains sex: both
Procedure	complete blood count
Comparison	timecourse, same cohort (aging study)
Ontology mappings	VT:0010457 platelet size trait MA:0000059 blood MP:0002586 abnormal platelet volume

Values Means Δ Means Z-scores

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Peters4 - mean platelet volume (MPV)

ANOVA, Q-Q NORMALITY ASSESSMENT

ANOVA Summary "within" = Within error "between" = Between Error (Animal ID)

Factor	DF	Sum of squares	Mean sum of squares	F value	p-value (Pr>F)
between strain	6	26.2448	4.3741	13.3437	< 0.0001
between Residuals	27	8.8508	0.3278
within age	3	70.7676	23.5892	75.3557	< 0.0001
within age:strain	18	25.2912	1.4051	4.4885	< 0.0001
within Residuals	81	25.3561	0.313

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Peters4	24389	complete blood count	(none)	mean platelet volume (MPV) [fL] at age 6mo MPV_M06	inbred	30	both	26wks
Peters4	24390	complete blood count	(none)	mean platelet volume (MPV) [fL] at age 12mo MPV_M12	inbred	30	both	52wks
Peters4	24391	complete blood count	(none)	mean platelet volume (MPV) [fL] at age 18mo MPV_M18	inbred	30	both	78wks
Peters4	24392	complete blood count	(none)	mean platelet volume (MPV) [fL] at age 24mo MPV_M24	inbred	13	both	104wks