Development of radiographic changes of osteoarthritis in the “Chingford knee” reflects progression of disease or non-standardised positioning of the joint rather than incident disease

S A Mazzuca; K D Brandt; N C German; K A Buckwalter; K A Lane; B P Katz

doi:10.1136/ard.62.11.1061

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Extended report

Development of radiographic changes of osteoarthritis in the “Chingford knee” reflects progression of disease or non-standardised positioning of the joint rather than incident disease

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	Abstract	Full	Pdf
Oct 2003	52	42	41
Nov 2003	36	224	77
Dec 2003	22	38	15
Jan 2004	29	62	18
Feb 2004	22	39	25
Mar 2004	17	34	12
Apr 2004	21	19	6
May 2004	43	50	5
Jun 2004	44	53	12
Jul 2004	46	58	11
Aug 2004	46	61	9
Sep 2004	50	77	7
Oct 2004	25	38	16
Nov 2004	13	39	20
Dec 2004	16	48	7
Jan 2005	19	65	18
Feb 2005	12	81	34
Mar 2005	14	62	19
Apr 2005	6	83	28
May 2005	11	53	22
Jun 2005	6	57	32
Jul 2005	6	67	10
Aug 2005	8	68	14
Sep 2005	9	79	13
Oct 2005	12	60	16
Nov 2005	7	80	23
Dec 2005	13	61	9
Jan 2006	2	47	11
Feb 2006	5	58	3
Mar 2006	1	55	40
Apr 2006	4	52	8
May 2006	6	54	15
Jun 2006	12	22	19
Jul 2006	4	43	9
Aug 2006	11	35	8
Sep 2006	6	62	17
Oct 2006	12	50	16
Nov 2006	7	42	21
Dec 2006	6	49	14
Jan 2007	2	41	14
Feb 2007	7	47	18
Mar 2007	4	52	17
Apr 2007	20	11	8
May 2007	19	7	5
Jun 2007	28	6	6
Jul 2007	13	15	10
Aug 2007	19	7	6
Sep 2007	19	6	4
Oct 2007	17	8	10
Nov 2007	17	4	3
Dec 2007	13	4	6
Jan 2008	13	3	3
Feb 2008	23	5	4
Mar 2008	14	6	6
Apr 2008	18	7	13
May 2008	16	10	5
Jun 2008	16	6	3
Jul 2008	16	2	1
Aug 2008	18	3	2
Sep 2008	19	0	0
Oct 2008	16	3	3
Nov 2008	12	3	0
Dec 2008	4	2	1
Jan 2009	21	2	2
Feb 2009	22	4	2
Mar 2009	22	4	0
Apr 2009	31	1	2
May 2009	20	0	2
Jun 2009	27	4	2
Jul 2009	13	4	1
Aug 2009	26	4	1
Sep 2009	27	2	0
Oct 2009	17	4	1
Nov 2009	19	2	2
Dec 2009	26	3	5
Jan 2010	11	0	1
Feb 2010	24	1	1
Mar 2010	15	2	1
Apr 2010	24	2	1
May 2010	23	3	2
Jun 2010	14	3	5
Jul 2010	15	2	1
Aug 2010	41	3	1
Sep 2010	34	8	1
Oct 2010	39	15	1
Nov 2010	43	8	2
Dec 2010	19	11	0
Jan 2011	41	12	1
Feb 2011	54	9	2
Mar 2011	71	9	1
Apr 2011	68	11	1
May 2011	90	21	2
Jun 2011	86	14	1
Jul 2011	62	11	0
Aug 2011	63	11	2
Sep 2011	74	16	0
Oct 2011	89	21	0
Nov 2011	57	47	2
Dec 2011	12	122	6
Jan 2012	11	123	6
Feb 2012	8	73	7
Mar 2012	14	105	14
Apr 2012	16	151	8
May 2012	9	157	8
Jun 2012	15	132	13
Jul 2012	20	175	17
Aug 2012	15	190	3
Sep 2012	15	205	14
Oct 2012	16	174	16
Nov 2012	16	138	16
Dec 2012	9	22	9
Jan 2013	19	37	5
Feb 2013	21	31	9
Mar 2013	15	37	5
Apr 2013	17	29	14
May 2013	17	22	13
Jun 2013	3	22	7
Jul 2013	7	21	1556
Aug 2013	7	20	9
Sep 2013	14	22	8
Oct 2013	9	16	21
Nov 2013	11	17	5
Dec 2013	2	18	14
Jan 2014	6	13	3
Feb 2014	4	9	4
Mar 2014	11	16	5
Apr 2014	15	12	5
May 2014	16	24	1
Jun 2014	6	39	7
Jul 2014	9	23	1
Aug 2014	5	30	5
Sep 2014	5	14	4
Oct 2014	3	13	6
Nov 2014	11	13	3
Dec 2014	3	8	1
Jan 2015	5	11	2
Feb 2015	4	6	2
Mar 2015	14	10	5
Apr 2015	3	7	0
May 2015	1	3	1
Jun 2015	7	8	1
Jul 2015	4	12	3
Aug 2015	2	3	0
Sep 2015	5	8	2
Oct 2015	3	8	0
Nov 2015	2	11	2
Dec 2015	19	15	5
Jan 2016	27	15	1
Feb 2016	14	7	1
Mar 2016	8	7	0
Apr 2016	4	11	2
May 2016	2	8	0
Jun 2016	0	12	4
Jul 2016	5	7	1
Aug 2016	3	3	0
Sep 2016	15	9	4
Oct 2016	12	6	4
Nov 2016	12	6	3
Dec 2016	11	5	0
Jan 2017	9	3	0
Feb 2017	7	4	0
Mar 2017	6	11	4
Apr 2017	3	29	5
May 2017	6	30	0
Jun 2017	8	16	1
Jul 2017	23	20	0
Aug 2017	29	23	2
Sep 2017	30	30	1
Oct 2017	37	31	6
Nov 2017	34	32	2
Dec 2017	38	34	0
Jan 2018	36	32	2
Feb 2018	38	28	3
Mar 2018	24	20	4
Apr 2018	12	10	2
May 2018	12	12	3
Jun 2018	26	22	5
Jul 2018	28	20	1
Aug 2018	20	18	3
Sep 2018	25	25	3
Oct 2018	28	28	1
Nov 2018	33	33	4
Dec 2018	29	29	2
Jan 2019	30	30	1
Feb 2019	25	26	2
Mar 2019	20	18	3
Apr 2019	34	29	7
May 2019	34	34	5
Jun 2019	30	28	3
Jul 2019	32	32	2
Aug 2019	42	39	1
Sep 2019	55	52	2
Oct 2019	56	50	4
Nov 2019	34	34	2
Dec 2019	60	60	4
Jan 2020	46	46	3
Feb 2020	38	37	4
Mar 2020	30	30	5
Apr 2020	17	17	6
May 2020	36	36	2
Jun 2020	27	27	4
Jul 2020	32	32	1
Aug 2020	51	51	6
Sep 2020	57	57	8
Oct 2020	74	73	8
Nov 2020	63	62	6
Dec 2020	62	61	1
Jan 2021	52	52	7
Feb 2021	35	35	8
Mar 2021	45	45	4
Apr 2021	32	32	0
May 2021	55	55	7
Jun 2021	52	51	7
Jul 2021	54	53	5
Aug 2021	53	52	2
Sep 2021	35	35	9
Oct 2021	44	40	25
Nov 2021	42	42	15
Dec 2021	47	44	2
Jan 2022	42	42	16
Feb 2022	26	28	2
Mar 2022	33	31	4
Apr 2022	30	33	10
May 2022	44	44	10
Jun 2022	48	48	9
Jul 2022	41	37	1
Aug 2022	46	46	2
Sep 2022	46	46	6
Oct 2022	59	59	5
Nov 2022	55	55	4
Dec 2022	35	33	3
Jan 2023	68	55	9
Feb 2023	73	73	0
Mar 2023	31	31	2
Apr 2023	52	49	6
May 2023	33	29	9
Jun 2023	27	27	1
Jul 2023	24	24	8
Aug 2023	25	23	2
Sep 2023	22	22	3
Oct 2023	37	35	1
Nov 2023	45	45	3
Dec 2023	87	6	1
Jan 2024	47	1	1
Feb 2024	27	0	0
Mar 2024	42	1	0
Total	6183	8230	3141

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