Journal of Experimental Orthopaedics

Table 2 Mean, minimal and maximal absolute differences between the results of the different marker setups compared with the results of the marker setup where all markers where used

From: Technical note: sensitivity analysis of the SCoRE and SARA methods for determining rotational axes during tibiofemoral movements using optical motion capture

	S1		S2		S3		S4
	ATT	ETR	ATT	ETR	ATT	ETR	ATT	ETR
Mean difference	1.09	1.38	1.31	0.34	0.9	0.43	0.35	0.71
Min difference	0.00	0.01	0.00	0.00	0.00	0.00	0.00	0.13
Max difference	4.17	2.63	3.66	1.08	2.35	1.43	1.45	1.52

S1: proximal femur markers; S2: markers in the middle of the femur; S3: distal femur markers; S4: group of markers spread over the femur

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