Table 1. Selected patient characteristics.

No	Gender	Age	Diagnosis	Operation	Material position	Classification
1	M	61	Right femoral neck fractures	THA	Right caput femoris	Normal cartilage
2	F	67	Left femoral neck fractures	THA	Left caput femoris	Normal cartilage
3	M	68	Right femoral neck fractures	THA	Right caput femoris	Normal cartilage
4	F	64	Left femoral neck fractures	THA	Left caput femoris	Normal cartilage
5	M	63	Right knee Osteoarthritis	TKA	Right Knee	OA cartilage
6	F	65	Both knee Osteoarthritis	TKA	Right Knee	OA cartilage
7	M	66	Both knee Osteoarthritis	TKA	Left Knee	OA cartilage
8	F	68	Left knee Osteoarthritis	TKA	Left Knee	OA cartilage