MPD: Project measures / variables set: Seburn2 grip

Project measures / variables set: Seburn2 grip_strength

ID, description, units	MPD:24801 grip_strength grip strength, peak tension over 3 trials [g]
Measures	• 6mo • 12mo • 18mo • 24mo
Data set, strains	Seburn2 inbred 32 strains sex: both
Procedure	grip strength
Comparison	timecourse, same cohort (aging study)
Ontology mappings	VT:0010080 skeletal muscle physiology trait VT:0004262 physical strength trait MA:0000615 forelimb muscle MP:0001515 abnormal grip strength

Values Means Δ Means Z-scores

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Seburn2 - grip strength, peak tension over 3 trials

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 sex	1	7686.4334	7686.4334	18.6366	0.0005
between strain	2	11139.8196	5569.9098	13.5049	0.0003
between sex:strain	2	1963.2841	981.642	2.3801	0.1227
between Residuals	17	7011.4244	412.4367
within age	3	2626.8648	875.6216	3.7494	0.0165
within age:sex	3	2927.5403	975.8468	4.1786	0.0101
within age:strain	6	3585.9087	597.6515	2.5591	0.0304
within age:sex:strain	6	1168.2431	194.7072	0.8337	0.5496
within Residuals	51	11910.3081	233.5355

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Seburn2	24801	grip strength	(none)	grip strength, peak tension over 3 trials [g] at age 6mo grip_strength_M06	inbred	32	both	26wks
Seburn2	24802	grip strength	(none)	grip strength, peak tension over 3 trials [g] at age 12mo grip_strength_M12	inbred	30	both	52wks
Seburn2	24803	grip strength	(none)	grip strength, peak tension over 3 trials [g] at age 18mo grip_strength_M18	inbred	30	both	78wks
Seburn2	24804	grip strength	(none)	grip strength, peak tension over 3 trials [g] at age 24mo grip_strength_M24	inbred	28	both	104wks