Rheumatoid arthritis and collagen diseases comorbidity category for Elixhauser index, defined in Read codes for primary care by David Metcalfe et. al.
Metcalfe, D., Masters, J., Delmestri, A. et al. Coding algorithms for defining Charlson and Elixhauser co-morbidities in Read-coded databases. BMC Med Res Methodol 19, 115 (2019). https://doi.org/10.1186/s12874-019-0753-5
Elixhauser A, Steiner C, Harris DR, et al. Comorbidity measures for use with administrative data. Med Care. 1998;36(1):8–27.
Lyons J, Akbari A, Agrawal U, et al Protocol for the development of the Wales Multimorbidity e-Cohort (WMC): data sources and methods to construct a population-based research platform to investigate multimorbidity BMJ Open 2021;11:e047101. doi: 10.1136/bmjopen-2020-047101
| Code | Description | Medcode |
|---|---|---|
| 14G1.00 | H/O: rheumatoid arthritis | 6639 |
| 2A42.00 | SYSTEMIC LUPUS ERYTHEMATOSUS WITH RENAL | 276363 |
| 388p.00 | BASDAI - Bath ankylosing spondylitis disease activity index | 93639 |
| 38DZ.00 | Disease activity score in rheumatoid arthritis | 100187 |
| 38DZ000 | Disease activity score 28 joint in rheumatoid arthritis | 103829 |
| 66H..13 | Rheumatoid arthrit. monitoring | 17412 |
| 66HB000 | Rheumatoid arthritis annual review | 105507 |
| 6954.00 | SYSTEMIC LUPUS ERYTHEMATOSUS | 304645 |
| 7121.00 | SYNDROME FELTY'S | 211457 |
| 7123.00 | RHEUMATOID ARTHRITIS | 304773 |
| 7123CR | RHEUMATOID ARTHRITIS INCREASED ACTIVITY | 304775 |
| 7124A | RHEUMATOID ARTHRITIS SPINE | 266179 |
| 7149A | RHEUMATIC ARTHRITIS | 306999 |
| 715 MR | MONOARTICULAR RHEUMATISM | 256955 |
| 7161.00 | POLYMYOSITIS | 293551 |
| 7179FN | RHEUMATISM NONARTICULAR | 202459 |
| 7179G | RHEUMATISM MUSCULAR | 304808 |
| 7179GA | RHEUMATISM MUSCULAR ARM | 293556 |
| 7179GB | RHEUMATISM NONARTICULAR SHOULDER | 247724 |
| 7179PR | POLYMYALGIA RHEUMATICA | 304818 |
| 718 | RHEUMATISM | 307011 |
| 718 AH | RHEUMATISM HANDS | 238519 |
| 718 BH | RHEUMATISM HANDS ACUTE | 293562 |
| 7340A | SCLERODERMA | 307089 |
| 7340BA | ACROSCLEROSIS | 202501 |
| 7340BC | SCLERODERMA ACROSCLEROTIC | 211519 |
| 7340C | SCLERODERMA DIFFUSE | 247766 |
| 7340D | SCLERODERMA GENERALIZED | 202502 |
| 7341.00 | LUPUS ERYTHEMATOSUS DISSEMINATED | 275362 |
| 7341AA | LUPUS ERYTHEMATOSUS SYSTEMIC | 307090 |
| 7341AC | ACUTE SYSTEMIC LUPUS ERYTHEMATOSUS | 257009 |
| 7341AD | LUPUS ERYTHEMATOSUS ACUTE | 229631 |
| 7341CL | LIBMAN- SACKS DISEASE | 229632 |
| 7P20300 | Delivery of rehabilitation for rheumatoid arthritis | 102088 |
| 9hR..00 | Exception reporting: rheumatoid arthritis quality indicators | 106093 |
| 9hR0.00 | Except rheumatoid arthritis quality indicator: pt unsuitable | 106118 |
| 9hR1.00 | Except rheumatoid arthritis qual indicator: informed dissent | 106092 |
| 9mM..00 | Rheumatoid arthritis monitoring invitation | 107340 |
| 9mM0.00 | Rheumatoid arthritis monitoring invitation first letter | 107435 |
| 9mM1.00 | Rheumatoid arthritis monitoring invitation second letter | 107575 |
| 9mM2.00 | Rheumatoid arthritis monitoring invitation third letter | 107676 |
| 9mM3.00 | Rheumatoid arthritis monitoring verbal invitation | 107606 |
| 9mM4.00 | Rheumatoid arthritis monitoring telephone invitation | 107797 |
| C37z.11 | Marinesco-Sjogren syndrome | 11631 |
| F371000 | Polyneuropathy in disseminated lupus erythematosus | 44095 |
| F371200 | Polyneuropathy in rheumatoid arthritis | 62401 |
| F37X.00 | Inflammatory polyneuropathy, unspecified | 31551 |
| F396100 | Myopathy due to disseminated lupus erythematosus | 108072 |
| F396400 | Myopathy due to rheumatoid arthritis | 31209 |
| F396600 | Myopathy due to scleroderma | 55601 |
| F396700 | Myopathy due to Sjogren's disease | 21022 |
| F4A3200 | Keratoconjunctivitis sicca (excluding Sjogren's syndrome) | 23657 |
| G5y8.00 | Rheumatoid myocarditis | 49787 |
| G5yA.00 | Rheumatoid carditis | 43816 |
| G759.00 | Juvenile polyarteritis | 18380 |
| H121500 | Pharyngitis sicca | 30569 |
| H160400 | Laryngitis sicca | 4276 |
| H570.00 | Rheumatoid lung | 9954 |
| H57y300 | Lung disease with Sjogren's disease | 47364 |
| H57y400 | Lung disease with systemic lupus erythematosus | 31564 |
| K01x400 | Nephrotic syndrome in systemic lupus erythematosus | 47672 |
| K0H..00 | Acute scleroderma renal crisis | 105976 |
| K0J0.00 | Renal involvement in scleroderma | 107382 |
| L 151E | SERO NEGATIVE RHEUMATOID ARTHRITIS | 237563 |
| L 151F | SERO POSITIVE RHEUMATOID ARTHRITIS | 255965 |
| M210.00 | Circumscribed scleroderma | 24641 |
| M210.11 | Addison's keloid | 43631 |
| M210000 | Unspecified circumscribed scleroderma | 73485 |
| M210400 | Linear scleroderma | 25463 |
| M210z00 | Circumscribed scleroderma NOS | 72288 |
| N00..11 | Collagen diseases | 22509 |
| N000.00 | Systemic lupus erythematosus | 7871 |
| N000000 | Disseminated lupus erythematosus | 20007 |
| N000100 | Libman-Sacks disease | 57675 |
| N000200 | Drug-induced systemic lupus erythematosus | 36942 |
| N000300 | Systemic lupus erythematosus with organ or sys involv | 29519 |
| N000400 | Systemic lupus erythematosus with pericarditis | 11920 |
| N000z00 | Systemic lupus erythematosus NOS | 42719 |
| N001.00 | Scleroderma | 3670 |
| N001.11 | Acrosclerosis | 216842 |
| N001.12 | Systemic sclerosis | 28417 |
| N001000 | Progressive systemic sclerosis | 44141 |
| N001100 | CREST syndrome | 17675 |
| N001200 | Systemic sclerosis induced by drugs and chemicals | 262420 |
| N002.00 | Sicca (Sjogren's) syndrome | 2360 |
| N002.11 | Keratoconjunctivitis sicca | 1928 |
| N003.00 | Dermatomyositis | 4908 |
| N003.11 | Poikilodermatomyositis | 40387 |
| N003000 | Juvenile dermatomyositis | 32649 |
| N003100 | Dermatopolymyositis in neoplastic disease | 91559 |
| N003X00 | Dermatopolymyositis, unspecified | 28316 |
| N004.00 | Polymyositis | 271686 |
| N005.00 | Adult Still's Disease | 23834 |
| N00y.00 | Other specified diffuse collagen diseases | 20271 |
| N00y.11 | Fibrosclerosis - systemic | 104363 |
| N00z.00 | Collagen disease NOS | 21151 |
| N04..00 | Rheumatoid arthritis and other inflammatory polyarthropathy | 27603 |
| N04..11 | Inflammatory polyarthropathy | 20615 |
| N040.00 | Rheumatoid arthritis | 844 |
| N040000 | Rheumatoid arthritis of cervical spine | 44743 |
| N040100 | Other rheumatoid arthritis of spine | 44203 |
| N040200 | Rheumatoid arthritis of shoulder | 21358 |
| N040300 | Rheumatoid arthritis of sternoclavicular joint | 107963 |
| N040400 | Rheumatoid arthritis of acromioclavicular joint | 100914 |
| N040500 | Rheumatoid arthritis of elbow | 59738 |
| N040600 | Rheumatoid arthritis of distal radio-ulnar joint | 63365 |
| N040700 | Rheumatoid arthritis of wrist | 48832 |
| N040800 | Rheumatoid arthritis of MCP joint | 42299 |
| N040900 | Rheumatoid arthritis of PIP joint of finger | 41941 |
| N040A00 | Rheumatoid arthritis of DIP joint of finger | 63198 |
| N040B00 | Rheumatoid arthritis of hip | 49067 |
| N040C00 | Rheumatoid arthritis of sacro-iliac joint | 100776 |
| N040D00 | Rheumatoid arthritis of knee | 50863 |
| N040E00 | Rheumatoid arthritis of tibio-fibular joint | 107791 |
| N040F00 | Rheumatoid arthritis of ankle | 51239 |
| N040G00 | Rheumatoid arthritis of subtalar joint | 73619 |
| N040H00 | Rheumatoid arthritis of talonavicular joint | 70658 |
| N040J00 | Rheumatoid arthritis of other tarsal joint | 71784 |
| N040K00 | Rheumatoid arthritis of 1st MTP joint | 51238 |
| N040L00 | Rheumatoid arthritis of lesser MTP joint | 99414 |
| N040M00 | Rheumatoid arthritis of IP joint of toe | 107112 |
| N040N00 | Rheumatoid vasculitis | 30548 |
| N040P00 | Seronegative rheumatoid arthritis | 6916 |
| N040Q00 | Rheumatoid bursitis | 18155 |
| N040R00 | Rheumatoid nodule | 53621 |
| N040S00 | Rheumatoid arthritis - multiple joint | 31054 |
| N040T00 | Flare of rheumatoid arthritis | 8350 |
| N041.00 | Felty's syndrome | 23552 |
| N042.00 | Other rheumatoid arthropathy + visceral/systemic involvement | 49227 |
| N042000 | Rheumatic carditis | 8583 |
| N042100 | Rheumatoid lung disease | 46436 |
| N042200 | Rheumatoid nodule | 5723 |
| N042z00 | Rheumatoid arthropathy + visceral/systemic involvement NOS | 37431 |
| N043.00 | Juvenile rheumatoid arthritis - Still's disease | 4186 |
| N043000 | Juvenile rheumatoid arthropathy unspecified | 50644 |
| N043100 | Acute polyarticular juvenile rheumatoid arthritis | 47831 |
| N043200 | Pauciarticular juvenile rheumatoid arthritis | 21533 |
| N043300 | Monarticular juvenile rheumatoid arthritis | 36276 |
| N043z00 | Juvenile rheumatoid arthritis NOS | 27557 |
| N044.00 | Chronic post-rheumatic arthropathy | 3944 |
| N044.11 | Jaccoud's syndrome | 40841 |
| N044.12 | Nodular fibrositis of chronic rheumatic disease | 58543 |
| N045.00 | Other juvenile arthritis | 7196 |
| N045000 | Juvenile ankylosing spondylitis | 42405 |
| N045100 | Juvenile seronegative polyarthritis | 31181 |
| N045500 | Juvenile rheumatoid arthritis | 31360 |
| N045600 | Pauciarticular onset juvenile chronic arthritis | 46622 |
| N047.00 | Seropositive errosive rheumatoid arthritis | 9707 |
| N04X.00 | Seropositive rheumatoid arthritis, unspecified | 12019 |
| N04y.00 | Other specified inflammatory polyarthropathy | 36597 |
| N04y000 | Rheumatoid lung | 31724 |
| N04y011 | Caplan's syndrome | 56838 |
| N04y111 | Sero negative polyarthritis | 225962 |
| N04y200 | Adult-onset Still's disease | 32001 |
| N04y300 | Remitting seronegative symmetrical synovitis pitting oedema | 102873 |
| N04yz00 | Other specified inflammatory polyarthropathy NOS | 23833 |
| N04z.00 | Inflammatory polyarthropathy NOS | 24747 |
| N060.11 | Endemic polyarthritis | 216897 |
| N10..00 | Inflammatory spondylopathies | 34880 |
| N100.00 | Ankylosing spondylitis | 2184 |
| N101.00 | Spinal enthesopathy | 24200 |
| N102.00 | Sacroiliitis NEC | 10936 |
| N10y.00 | Other inflammatory spondylopathies | 44026 |
| N10y000 | Inflammatory spondylopathies in diseases EC | 58683 |
| N10yz00 | Other inflammatory spondylopathies NOS | 37892 |
| N20..00 | Polymyalgia rheumatica | 1408 |
| N200.00 | Giant cell arteritis with polymyalgia rheumatica | 271848 |
| N231400 | Polymyositis ossificans | 235228 |
| N240.00 | Rheumatism and fibrositis unspecified | 290039 |
| N240000 | Rheumatism unspecified | 280885 |
| N240200 | Muscular rheumatism | 253394 |
| N240700 | Hand rheumatism | 290040 |
| N240z00 | Rheumatism or fibrositis NOS | 280886 |
| N2y..00 | Other specified nonarticular rheumatism | 262605 |
| N2z..00 | Nonarticular rheumatism NOS | 253406 |
| Nyu1.00 | [X]Inflammatory polyarthropathies | 50861 |
| Nyu1000 | [X]Rheumatoid arthritis+involvement/other organs or systems | 106440 |
| Nyu1100 | [X]Other seropositive rheumatoid arthritis | 93715 |
| Nyu1200 | [X]Other specified rheumatoid arthritis | 70221 |
| Nyu1G00 | [X]Seropositive rheumatoid arthritis, unspecified | 56202 |
| Nyu4300 | [X]Other forms of systemic lupus erythematosus | 58706 |
| Nyu4400 | [X]Other dermatomyositis | 53862 |
| Nyu4500 | [X]Other forms of systemic sclerosis | 71763 |
| Nyu4E00 | [X]Dermatopolymyositis, unspecified | 95437 |
| Nyu6.00 | [X]Spondylopathies | 39960 |
| Nyu6100 | [X]Other specified inflammatory spondylopathies | 73238 |
| Nyu6500 | [X]Other specified spondylopathies | 107821 |
| PH12.11 | Sjogren - Larsson syndrome | 11632 |
| ZRq8.00 | Systemic lupus activity measure | 51798 |
| ZRq8.11 | SLAM - Systemic lupus activity measure | 106086 |
| ZRq9.00 | Systemic lupus erythematosus disease activity index | 45726 |
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| Version ID |
Name | Owner | Publish date | |
|---|---|---|---|---|
| 2395 | Rheumatoid arthritis and collagen diseases - Elixhauser primary care | coldeaa | 2023-02-14 | currently shown |
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