Proliferation and differentiation potential of chondrocytes from osteoarthritic patients

Table 1 Clinical diagnosis and histological scores of the seven donors

No.	Cartilage	Age (years)	Sex	Ahlbäck	Varus	Valgus	HKA angle	Diagnosis	Mankin	Cells/mg
1	Affected	73	Male	III	Yes		175°	Prim OA	n/a	n/a
	Unaffected								n/a	n/a
2	Affected	74	Male	IV	Yes		174°	Prim OA	n/a	2,912
	Unaffected								n/a	2,422
3	Affected	83	Female	V		Yes	184°	Prim OA	n/a	2,147
	Unaffected								n/a	2,917
4	Affected	81	Female	II		Yes	182°	Sec OA	4.5	2,054
	Unaffected								5	1,923
5	Affected	74	Male	III	Yes		176°	Prim OA	11*	1,310
	Unaffected								5.5	1,938
6	Affected	64	Female	IV	Yes		167°	Prim OA	1.5	3,465
	Unaffected								1.5	3,091
7	Affected	81	Female	IV	Yes		173°	Prim OA	9*	2,649
	Unaffected								6.5	2,410

An asterisk indicates a significant difference (P < 0.05) between unaffected and affected biopsies. HKA angle, hip–knee–ankle angle; n/a, not analysed; OA, osteoarthritis; Prim, primary; Sec, secondary.

ISSN: 1478-6362