Cooper NJ: Economic burden of rheumatoid arthritis: a systematic review. Rheumatology. 2000, 39: 28-33. 10.1093/rheumatology/39.1.28.
Article
CAS
PubMed
Google Scholar
Westhovens R, Boonen A, Verbruggen L, Durez P, De Clerck L, Malaise M, Mielants H: Healthcare consumption and direct costs of rheumatoid arthritis in Belgium. Clin Rheumatol. 2005, 24: 615-619. 10.1007/s10067-005-1119-4.
Article
CAS
PubMed
Google Scholar
Levy L, Fautrel B, Barnetche T, Schaeverbeke T: Incidence and risk of fatal myocardial infarction and stroke events in rheumatoid arthritis patients. A systematic review of the literature. Clin Exp Rheumatol. 2008, 26: 673-679.
CAS
PubMed
Google Scholar
Meune C, Touze E, Trinquart L, Allanore Y: Trends in cardiovascular mortality in patients with rheumatoid arthritis over 50 years: a systematic review and meta-analysis of cohort studies. Rheumatology. 2009, 48: 1309-1313. 10.1093/rheumatology/kep252.
Article
PubMed
Google Scholar
Maradit-Kremers H, Nicola PJ, Crowson CS, Ballman KV, Gabriel SE: Cardiovascular death in rheumatoid arthritis: a population-based study. Arthritis Rheum. 2005, 52: 722-732. 10.1002/art.20878.
Article
PubMed
Google Scholar
Nicola PJ, Crowson CS, Maradit-Kremers H, Ballman KV, Roger VL, Jacobsen SJ, Gabriel SE: Contribution of congestive heart failure and ischemic heart disease to excess mortality in rheumatoid arthritis. Arthritis Rheum. 2006, 54: 60-67. 10.1002/art.21560.
Article
PubMed
Google Scholar
Malemba JJ, Mbuyi-Muamba JM: Clinical and epidemiological features of rheumatic diseases in patients attending the university hospital in Kinshasa. Clin Rheumatol. 2008, 27: 47-54. 10.1007/s10067-008-0865-5.
Article
CAS
PubMed
Google Scholar
Bwanahali K, Mbuyi M, Kapita B: Osteoarthrosis, gout and arthritis rheumatoid in internal medicine in Kinshasa. Rev Rhum Mal Osteoartic. 1991, 58: 105-111.
CAS
PubMed
Google Scholar
Malemba JJ, Mbuyi-Muamba JM, Mukaya J, Bossuyt X, Verschueren P, Westhovens R: The epidemiology of rheumatoid arthritis in Kinshasa, Democratic Republic of Congo--a population-based study. Rheumatology. 2012, 51: 1644-1647. 10.1093/rheumatology/kes092.
Article
PubMed
Google Scholar
Arnett FC, Edworthy SM, Bloch DA, McShane DJ, Fries JF, Coopper NS, Healey LA, Kaplan SR, Liang MH, Luthra HS, Medsger TA, Mitchell DM, Neustadt DH, Pinals RS, Schaller JD, Sharp JM, Wilder RL, Hunder GG: The American Rheumatism Association 1987 revised criteria for the classification of rheumatoid arthritis. Arthritis Rheum. 1988, 31: 315-324. 10.1002/art.1780310302.
Article
CAS
PubMed
Google Scholar
Prevoo ML, van't Hof MA, Kuper HH, van Leeuwen MA, van de Putte LB, van Riel PL: Modified disease activity scores that include twenty-eight-joint counts. Development and validation in a prospective longitudinal study of patients with rheumatoid arthritis. Arthritis Rheum. 1995, 38: 44-48. 10.1002/art.1780380107.
Article
CAS
PubMed
Google Scholar
Guillemin F, Braincon S, Pourel J: Measurement of the functional capacity in rheumatoid polyarthritis: a French adaptation of the Health Assessment Questionnaire (HAQ). Rev Rhum Mal Osteoartic. 1991, 58: 459-465.
CAS
PubMed
Google Scholar
van der Heijde D: How to read radiographs according to the Sharp/van der Heijde method. J Rheumatol. 1999, 26: 743-745.
CAS
PubMed
Google Scholar
du Montcel ST, Michou L, Petit-Teixeira E, Osorio J, Lemaire I, Lasbleiz S, Pierlot C, Quillet P, Bardin T, Prum B, Cornelis F, Clerget-Darpoux F: New classification of HLA-DRB1 alleles supports the shared epitope hypothesis of rheumatoid arthritis susceptibility. Arthritis Rheum. 2005, 52: 1063-1068. 10.1002/art.20989.
Article
PubMed
Google Scholar
Turesson C, Jacobsson LT, Sturfelt G, Matteson EL, Mathsson L, Rönnelid J: Rheumatoid factor and antibodies to cyclic citrullinated peptides are associated with severe extra-articular manifestations in rheumatoid arthritis. Ann Rheum Dis. 2007, 66: 59-64.
Article
PubMed Central
CAS
PubMed
Google Scholar
Agrawal S, Misra R, Aggarwal A: Autoantibodies in rheumatoid arthritis: association with severity of disease in established RA. Clin Rheumatol. 2007, 26: 201-204.
Article
PubMed
Google Scholar
Berglin E, Johansson T, Sundin U, Jidell E, Wadell G, Hallmans G, Rantapää-Dahlqvist S: Radiological outcome in rheumatoid arthritis is predicted by presence of antibodies against cyclic citrullinated peptide before and at disease onset, and by IgA-RF at disease onset. Ann Rheum Dis. 2006, 65: 453-458. 10.1136/ard.2005.041376.
Article
PubMed Central
CAS
PubMed
Google Scholar
Adelowo OO, Ojo O, Oduenyi I, Okwara CC: Rheumatoid arthritis among Nigerians: the first 200 patients from a rheumatology clinic. Clin Rheumatol. 2010, 29: 593-597. 10.1007/s10067-009-1355-0.
Article
PubMed
Google Scholar
Ndongo S, Lekpa FK, Ka MM, Ndiaye N, Diop TM: Presentation and severity of rheumatoid arthritis at diagnosis in Senegal. Rheumatology. 2009, 48: 1111-1113. 10.1093/rheumatology/kep178.
Article
PubMed
Google Scholar
Anaya JM, Correa PA, Mantilla RD, Jimenez F, Kuffner T, McNicholl JM: Rheumatoid arthritis in African Colombians from Quibdo. Semin Arthritis Rheum. 2001, 31: 191-198. 10.1053/sarh.2001.27737.
Article
CAS
PubMed
Google Scholar
Singwe-Ngandeu M, Finckh A, Bas S, Tiercy JM, Gabay C: Diagnostic value of anti-cyclic citrullinated peptides and association with HLA-DRB1 shared epitope alleles in African rheumatoid arthritis patients. Arthritis Res Ther. 2010, 12: R36-10.1186/ar2945.
Article
PubMed Central
PubMed
Google Scholar
Middleton D, Menchaca L, Rood H, Komerofsky R: New allele frequency database. Tissue Antigens. 2006, 61: 403-407.
Article
Google Scholar
Pascual M, Nieto A, Lopez-Nevot MA, Ramal L, Mataran L, Caballero A, Alonso A, Martin J, Zanelli E: Rheumatoid arthritis in southern Spain: toward elucidation of a unifying role of the HLA class II region in disease predisposition. Arthritis Rheum. 2001, 44: 307-314. 10.1002/1529-0131(200102)44:2<307::AID-ANR47>3.0.CO;2-K.
Article
CAS
PubMed
Google Scholar
Collins MM, Tang T, Slack R, Sintasath D, Hartzman RJ, Nq J, Hurley CK: The relative frequencies of HLA-DRB1*01 alleles in the major US populations. Tissue Antigens. 2000, 55: 48-52. 10.1034/j.1399-0039.2000.550108.x.
Article
CAS
PubMed
Google Scholar
Mbayo K: Etude du système HLA dans la population congolaise et ses implications dans les maladies auto-immunes. 1999, Thèse PhD, Université de Kinshasa; Département de Biologie médicale
Google Scholar
Mbayo K, Mbuyi-Muamba JM, Lurhuma A, Halle L: HLA-DR gene frequencies in a Zairean population with particular reference to rheumatic diseases. Clin Rheumatol. 1998, 17: 105-109. 10.1007/BF01452254.
Article
CAS
PubMed
Google Scholar
Gonzalez-Gay MA, Garcia-Porrua C, Hajeer AH: Influence of human leukocyte antigen-DRB1 on the susceptibility and severity of rheumatoid arthritis. Semin Arthritis Rheum. 2002, 31: 355-360. 10.1053/sarh.2002.32552.
Article
CAS
PubMed
Google Scholar
van der Helm-van Mil AH, Huizinga TW, Schreuder GM, Breedveld FC, de Vries RR, Toes RE: An independent role of protective HLA class II alleles in rheumatoid arthritis severity and susceptibility. Arthritis Rheum. 2005, 52: 2637-2644. 10.1002/art.21272.
Article
CAS
PubMed
Google Scholar
Citera G, Padulo LA, Fernandez G, Lazaro MA, Rosemffet MG, Maldonado Cocco JA: Influence of HLA-DR alleles on rheumatoid arthritis: susceptibility and severity in Argentine patients. J Rheumatol. 2001, 28: 1486-1491.
CAS
PubMed
Google Scholar
Delgado-Vega AM, Anaya JM: Meta-analysis of HLA-DRB1 polymorphism in Latin American patients with rheumatoid arthritis. Autoimmun Rev. 2007, 6: 402-408. 10.1016/j.autrev.2006.11.004.
Article
CAS
PubMed
Google Scholar
Holoshitz J: The rheumatoid arthritis HLA-DRB1 shared epitope. Curr Opin Rheumatol. 2010, 22: 293-298. 10.1097/BOR.0b013e328336ba63.
Article
PubMed Central
CAS
PubMed
Google Scholar
van der Horst-Bruinsma IE, Visser H, Hazes JM, Breedveld FC, Verduyn W, Scheuder GM, de Vries RR, Zanelli El: HLA-DQ-associated predisposition to and dominant HLA-DR-associated protection against rheumatoid arthritis. Hum Immunol. 1999, 60: 152-158. 10.1016/S0198-8859(98)00101-3.
Article
CAS
PubMed
Google Scholar
Lundstrom E, Kallberg H, Smolnikova M, Ding B, Rönnelid J, Alfredsson L, Klareskog L, Padyukov L: Opposing effects of HLA-DRB1*13 alleles on the risk of developing anti-citrullinated protein antibody-positive and anti-citrullinated protein antibody-negative rheumatoid arthritis. Arthritis Rheum. 2009, 60: 924-930. 10.1002/art.24410.
Article
PubMed
Google Scholar
Seidl C, Körbitzer J, Badenhoop K, Seifried E, Hoelzer D, Zanelli E, Kaltwasser JP: Protection against severe disease is conferred by DERAA-bearing HLA-DRB1 alleles among HLA-DQ3 and HLA-DQ5 positive rheumatoid arthritis patients. Hum Immunol. 2001, 62: 523-529. 10.1016/S0198-8859(01)00226-9.
Article
CAS
PubMed
Google Scholar
Hughes LB, Morrison D, Kelley JM, Padilla MA, Vaughan LK, Westfall AO, Dwivedi H, Mikuls TR, Holers VM, Parrish LA, Alarcón GS, Conn DL, Jonas BL, Callahan LF, Smith EA, Gilkeson GS, Howard G, Moreland W, Patterson N, Reich D, Bridges SL: The HLA-DRB1 shared epitope is associated with susceptibility to rheumatoid arthritis in African Americans through European genetic admixture. Arthritis Rheum. 2008, 58: 349-358. 10.1002/art.23166.
Article
PubMed Central
PubMed
Google Scholar
Meyer PW, Hodkinson B, Ally M, Musenge E, Fickl H, Tikly M, Anderson R: HLA-DRB1 shared epitope genotyping using the revised classification and its association with circulating autoantibodies, acute phase reactants, cytokines and clinical indices of disease activity in a cohort of South African rheumatoid arthritis patients. Arthritis Res Ther. 2011, 13: R160-10.1186/ar3479.
Article
PubMed Central
CAS
PubMed
Google Scholar
Barnetche T, Constantin A, Cantagrel A, Cambon-Thomsen A, Gourraud PA: New classification of HLA-DRB1 alleles in rheumatoid arthritis susceptibility: a combined analysis of worldwide samples. Arthritis Res Ther. 2008, 10: R26-10.1186/ar2379.
Article
PubMed Central
PubMed
Google Scholar
Baka Z, Buzas E, Nagy G: Rheumatoid arthritis and smoking: putting the pieces together. Arthritis Res Ther. 2009, 11: 238-10.1186/ar2751.
Article
PubMed Central
PubMed
Google Scholar
Bang SY, Lee KH, Cho SK, Lee HS, Lee KW, Bae SC: Smoking increases rheumatoid arthritis susceptibility in individuals carrying the HLA-DRB1 shared epitope, regardless of rheumatoid factor or anti-cyclic citrullinated peptide antibody status. Arthritis Rheum. 2010, 62: 369-377.
CAS
PubMed
Google Scholar
Too CL, Yahya A, Murad S, Dhaliwal JW, Larsson PT, Muhamad NA, Mustafa AN, Klareskog L, Alfredsson L, Padyukov L, Bengtsson C, MyEIRA study group: Smoking interacts with HLA-DRB1 shared epitope in the development of anti-citrullinated protein antibody-positive rheumatoid arthritis: results from the Malaysian Epidemiological Investigation of Rheumatoid Arthritis (MyEIRA). Arthritis Res Ther. 2012, 14: R89-10.1186/ar3813.
Article
PubMed Central
CAS
PubMed
Google Scholar
Greenwood BM: Autoimmune disease and parasitic infections in Nigerians. Lancet. 1968, 7564: 380-382.
Article
Google Scholar
Moolenburgh JD, Valkenburg HA, Fourie PB: A population study on rheumatoid arthritis in Lesotho, southern Africa. Ann Rheum Dis. 1986, 45: 691-695. 10.1136/ard.45.8.691.
Article
PubMed Central
CAS
PubMed
Google Scholar
Aletaha D, Neogi T, Silman AJ, Funovits J, Felson DT, Bingham CO, Birnbaum NS, Burmester GR, Bykerk VP, Cohen MD, Combe B, Costenbader KH, Dougados M, Emery P, Ferracioli G, Hazes JM, Hobbs K, Huizinga TW, Kavanaugh A, Kay J, Kvien TK, Laing T, Mease P, Ménard HA, Moreland LW, Naden RL, Pincus T, Smolen JS, Stanislawska-Bienart E, Symmons D, et al: 2010 rheumatoid arthritis classification criteria: an American College of Rheumatology/European League Against Rheumatism collaborative initiative. Ann Rheum Dis. 2010, 69: 1580-1588. 10.1136/ard.2010.138461. Erratum in Ann Rheum Dis 2010, 69:1892
Article
PubMed
Google Scholar