BMC Musculoskeletal Disorders

Table 2 Pearson’s correlation coefficients among measurement parameters, before and after total knee arthroplasty

From: A new method for evaluation of patellar height and the position of the joint line before and after total knee arthroplasty

Measurement indices	Pre-operation							Post-operation
Measurement indices	JLH	AP	jAP	IS	mIS	CD	BP	JLH	AP	jAP	IS	mIS	CD	BP
PTS	0.28	−0.11	−0.32	−0.02	−0.19	−0.28	−0.39	0.17	−0.03	−0.11	−0.04	− 0.02	− 0.10	− 0.14
AP			0.76	0.19	0.69	0.70	0.62			0.66	0.25	0.76	0.68	0.65
jAP				0.27	0.60	0.78	0.70				0.21	0.52	0.79	0.74
IS					0.29	0.28	0.32					0.32	0.28	0.27
mIS						0.76	0.76						0.57	0.58
CD							0.92							0.94

PTS Posterior tibial slope, AP Axis-patella, jAP Joint axis-patella, IS Insall-Salvati, mIS Modified Insall-Salvati, BP Blackburne-Peel, CD Caton-Deschamps, JLH Height of the joint line

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ISSN: 1471-2474

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