Table 1.

Patient data

Case no.	Age (years)	Sex	Location	Pre-op Lysholm score	Pre-op IKDC subjective	Pre-op IKDC surgeons	ICRS OCD classification	Lesion size (cm2)	Diameter and no. of osteochondral plugs	Post-op Lysholm score	Post-op IKDC subjective	Post-op IKDC surgeons	Follow-up (months)	Return to sports (months)
1	12	M	LFC	50	45.2	C	IV	1.3	3.5 mm ×1	80	83.5	A	60	12
2	15	M	LFC	67	63.9	D	II	1.8	4.5 mm ×1	100	94.9	A	18	6
3	15	M	MFC	62	60.9	C	IV	1	8.5 mm ×1	100	89.7	A	48	4.5
4	13	M	MFC	76	78.2	C	II	1.5	6 mm ×2	100	100	A	29	4
5	15	M	MFC	86	59	C	II	4.5	6 mm ×3, 8 mm ×2	100	60.2	B	32	8
6	12	M	MFC	67	58.7	C	II	3.8	6 mm ×2	94	89.5	A	24	6
7	16	M	MFC	87	64.6	B	II	4	8 mm ×2, 6 mm ×1	95	92	A	12	4
8	14	M	MFC	95	88	C	II	2.5	8 mm ×1, 10 mm ×1	100	100	A	22	3
9	13	F	LFC	77	58.6	C	III	5	8 mm ×3, 6 mm ×1	96	89.7	A	15	5
10	13	M	MFC	74	66.7	C	II	2.7	8 mm ×2	96	83.9	A	24	6
11	13	M	MFC	74	66.7	C	II	2.4	8 mm ×3	96	83.9	A	24	6
12	13	M	LFC	71	50.6	C	II	2	6 mm ×2	95	86.2	B	6	4
Mean	13.7			74.1	63.4			2.7	No. of plugs 2	96.0*	87.8*		26.2*	5.7

IKDC International Knee Documentation Committee, ICRS International Cartilage Repair Society, LFC lateral femoral condyle, MFC medial femoral condyle

*p < 0.01 in comparison with preoperative score