Table 1.

Percentages of DDR2 and toluidine blue staining in cartilage samples and modified Mankin scores and radiographic degrees of damage (in patient no. 36 radiographic change in PF joint was not recorded)

Patient no.	Gender	The percent of DDR2 staining in the cartilage	The percent of toluidine blue (proteogycan) staining in the cartilage	Modified Mankin scores	Radiographic change in tibiofemoral (TF) joint	Radiographic change in patellofemoral (PF) joint
1	M	2.28	96.45	3.5	1	1
2	M	2.35	27.29	3.5	2	1
3	M	5.09	49.91	2.0	1	1
4	M	10.57	0.00	4.0	1	0
5	M	23.44	42.64	4.5	1	1
6	M	36.24	0.00	3.5	1	1
7	M	1.23	44.75	3.0	0	0
8	M	1.17	18.76	3.5	1	1
9	M	20.54	0.00	2.5	1	0
10	M	4.81	72.48	1.5	0	0
11	M	0.70	2.85	1.5	1	1
12	M	0.14	49.15	2.0	0	0
13	M	0.30	9.69	3.5	2	2
14	M	71.96	0.00	2.5	0	0
15	M	10.12	34.91	2.5	1	1
16	M	14.84	0.00	1.0	1	0
17	M	0.00	37.57	3.5	2	2
18	M	6.20	0.00	3.5	1	1
19	M	0.74	3.50	2.0	1	0
20	M	0.04	42.96	2.0	2	2
21	M	0.23	36.50	1.5	1	2
22	M	2.26	3.91	1.5	0	0
23	M	0.24	13.77	1.0	1	1
24	M	0.01	40.00	1.5	1	1
25	M	0.16	85.15	2.5	2	1
26	F	9.52	15.31	2.5	1	1
27	F	2.46	26.98	2.0	1	0
28	F	2.18	13.18	3.0	1	1
29	F	0.59	23.10	3.5	1	1
30	F	23.88	7.96	1.5	1	0
31	F	5.70	70.07	2.5	3	3
32	F	53.36	0.00	2.0	1	0
33	F	14.62	34.64	3.0	1	0
34	F	3.82	17.76	2.5	2	1
35	F	2.12	0.00	2.5	0	1
36	F	0.60	30.36	4.5	0	-
37	F	3.96	3.36	3.5	3	2
38	F	0.57	32.82	2.0	0	0
39	F	2.36	27.92	1.0	0	0
40	F	0.79	61.87	1.0	1	0