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        "resumen" => "<span class="elsevierStyleSectionTitle">Objective</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">To assess the differences in the clinical and therapeutic management of early and established rheumatoid arthritis &#40;RA&#41; in clinical practice&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Retrospective and multicentre study including 360 patients diagnosed with RA&#46; During the 12 months prior to the study&#44; onset&#44; sociodemographic&#44; clinical and therapeutic data were collected by clinical chart review&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">A total of 152 patients with early RA and 208 with established RA were studied&#46; 97&#46;5&#37; had received disease-modifying anti-rheumatic drugs &#40;DMARDs&#41; and 43&#46;6&#37; a TNFa blocker between the diagnosis and the start of the study&#46; Established RA patients used TNFa blockers more frequently than early RA patients &#40;60&#46;1&#37; vs 21&#46;1&#37;&#44; P<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>001&#41;&#46; Methotrexate was the most commonly used drug &#40;70&#46;6&#37;&#41;&#46; A treatment change was seen in 79&#37; of patients with early RA and 60&#46;6&#37; of those with established RA&#46; A dose change was the most frequent modification and an inadequate response the most frequent reason&#46; A 25&#46;8&#37; of treatments were stopped due to adverse events&#46; The mean &#40;SD&#41; decrease on DAS28 score was 0&#46;9 &#40;1&#46;5&#41; on early RA and 0&#46;2 &#40;1&#46;0&#41; on established RA patients&#46; A 35&#46;8&#37; of early RA patients showed a good EULAR response&#44; while only 16&#46;2&#37; among established RA patients &#40;P<span class="elsevierStyleHsp" style=""></span>&#60;&#46;001&#41;&#46; Rheumatoid factor and radiological progression assessment were the most requested determinations in early RA &#40;P<span class="elsevierStyleHsp" style=""></span>&#60;&#46;05&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">Spanish rheumatologists used biological drugs with a higher frequency in patients with more advanced disease&#44; as recommended in the main clinical practice guidelines&#46;</p>"
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        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">Evaluar las diferencias en el manejo cl&#237;nico y terap&#233;utico de la artritis reumatoide &#40;AR&#41; precoz y establecida en la pr&#225;ctica cl&#237;nica&#46;</p> <span class="elsevierStyleSectionTitle">Pacientes y m&#233;todo</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Estudio retrospectivo y multic&#233;ntrico en el que se incluy&#243; a 360 pacientes con diagn&#243;stico de AR&#46; Mediante la revisi&#243;n de historias cl&#237;nicas se recogieron variables sociodemogr&#225;ficas&#44; cl&#237;nicas y terap&#233;uticas en los 12 meses previos al inicio del estudio&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">Se estudi&#243; a 152 pacientes con AR precoz &#40;ARp&#41; y 208 con AR establecida &#40;ARe&#41;&#46; El 97&#44;5&#37; hab&#237;a recibido f&#225;rmacos modificadores de enfermedad &#40;FAME&#41; y el 43&#44;6&#37; tratamiento anti-factor de necrosis tumoral &#40;TNF&#41; entre el diagn&#243;stico y el inicio del estudio&#46; Los anti-TNF fueron utilizados con mayor frecuencia en pacientes con ARe &#40;el 60&#44;1 frente al 21&#44;1&#37;&#59; p &#60; 0&#44;001&#41;&#46; El metotrexato fue el f&#225;rmaco m&#225;s utilizado &#40;70&#44;6&#37;&#41;&#46; Se detect&#243; cambio del tratamiento en un 79&#37; de pacientes con ARp y en el 60&#44;6&#37; con ARe&#46; El cambio de dosis fue la modificaci&#243;n m&#225;s frecuente y una respuesta inadecuada el motivo m&#225;s frecuente&#46; El 25&#44;8&#37; de los tratamientos se suspendieron por reacciones adversas&#46; La disminuci&#243;n media &#177; desviaci&#243;n est&#225;ndar del DAS28 fue 0&#44;9<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>1&#44;5 en ARp y 0&#44;2<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>1&#44;0 en ARe&#46; El 35&#44;8&#37; de las ARp present&#243; buena respuesta EULAR&#44; mientras s&#243;lo el 16&#44;2&#37; de las ARe &#40;p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; La determinaci&#243;n del factor reumatoide y la valoraci&#243;n de la progresi&#243;n radiol&#243;gica fueron m&#225;s solicitadas en la ARp &#40;p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;05&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Los reumat&#243;logos espa&#241;oles utilizaron agentes biol&#243;gicos con mayor frecuencia en los pacientes con enfermedad m&#225;s evolucionada&#44; ajust&#225;ndose a las recomendaciones de las principales gu&#237;as de pr&#225;ctica cl&#237;nica&#46;</p>"
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Original article
Differences in the management of early and established rheumatoid arthritis
Diferencias en el manejo de la artritis reumatoide precoz y establecida
Santos Castañedaa,
Corresponding author
scastas@gmail.com

Corresponding author.
, Federico Navarrob, Cristina Fernández-Carballidoc, Carmelo Tornerod, Elena Marcede, Montserrat Cortegueraf
a Servicio de Reumatología, Hospital Universitario de la Princesa, Madrid, Spain
b Servicio de Reumatología, Hospital Virgen de la Macarena, Sevilla, Spain
c Servicio de Reumatología, Hospital de Elda, Alicante, Spain
d Servicio de Reumatología, Hospital Morales Meseguer, Murcia, Spain
e Departamento Médico, Wyeth Farma, Madrid, Spain
f Servicio de Reumatología, Hospital Nuestra Señora de Sonsoles, Ávila, Spain
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        "resumen" => "<span class="elsevierStyleSectionTitle">Objective</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">To assess the differences in the clinical and therapeutic management of early and established rheumatoid arthritis &#40;RA&#41; in clinical practice&#46;</p> <span class="elsevierStyleSectionTitle">Methods</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Retrospective and multicentre study including 360 patients diagnosed with RA&#46; During the 12 months prior to the study&#44; onset&#44; sociodemographic&#44; clinical and therapeutic data were collected by clinical chart review&#46;</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">A total of 152 patients with early RA and 208 with established RA were studied&#46; 97&#46;5&#37; had received disease-modifying anti-rheumatic drugs &#40;DMARDs&#41; and 43&#46;6&#37; a TNFa blocker between the diagnosis and the start of the study&#46; Established RA patients used TNFa blockers more frequently than early RA patients &#40;60&#46;1&#37; vs 21&#46;1&#37;&#44; P<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>001&#41;&#46; Methotrexate was the most commonly used drug &#40;70&#46;6&#37;&#41;&#46; A treatment change was seen in 79&#37; of patients with early RA and 60&#46;6&#37; of those with established RA&#46; A dose change was the most frequent modification and an inadequate response the most frequent reason&#46; A 25&#46;8&#37; of treatments were stopped due to adverse events&#46; The mean &#40;SD&#41; decrease on DAS28 score was 0&#46;9 &#40;1&#46;5&#41; on early RA and 0&#46;2 &#40;1&#46;0&#41; on established RA patients&#46; A 35&#46;8&#37; of early RA patients showed a good EULAR response&#44; while only 16&#46;2&#37; among established RA patients &#40;P<span class="elsevierStyleHsp" style=""></span>&#60;&#46;001&#41;&#46; Rheumatoid factor and radiological progression assessment were the most requested determinations in early RA &#40;P<span class="elsevierStyleHsp" style=""></span>&#60;&#46;05&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">Spanish rheumatologists used biological drugs with a higher frequency in patients with more advanced disease&#44; as recommended in the main clinical practice guidelines&#46;</p>"
      ]
      "es" => array:2 [
        "titulo" => "Resumen"
        "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">Evaluar las diferencias en el manejo cl&#237;nico y terap&#233;utico de la artritis reumatoide &#40;AR&#41; precoz y establecida en la pr&#225;ctica cl&#237;nica&#46;</p> <span class="elsevierStyleSectionTitle">Pacientes y m&#233;todo</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Estudio retrospectivo y multic&#233;ntrico en el que se incluy&#243; a 360 pacientes con diagn&#243;stico de AR&#46; Mediante la revisi&#243;n de historias cl&#237;nicas se recogieron variables sociodemogr&#225;ficas&#44; cl&#237;nicas y terap&#233;uticas en los 12 meses previos al inicio del estudio&#46;</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">Se estudi&#243; a 152 pacientes con AR precoz &#40;ARp&#41; y 208 con AR establecida &#40;ARe&#41;&#46; El 97&#44;5&#37; hab&#237;a recibido f&#225;rmacos modificadores de enfermedad &#40;FAME&#41; y el 43&#44;6&#37; tratamiento anti-factor de necrosis tumoral &#40;TNF&#41; entre el diagn&#243;stico y el inicio del estudio&#46; Los anti-TNF fueron utilizados con mayor frecuencia en pacientes con ARe &#40;el 60&#44;1 frente al 21&#44;1&#37;&#59; p &#60; 0&#44;001&#41;&#46; El metotrexato fue el f&#225;rmaco m&#225;s utilizado &#40;70&#44;6&#37;&#41;&#46; Se detect&#243; cambio del tratamiento en un 79&#37; de pacientes con ARp y en el 60&#44;6&#37; con ARe&#46; El cambio de dosis fue la modificaci&#243;n m&#225;s frecuente y una respuesta inadecuada el motivo m&#225;s frecuente&#46; El 25&#44;8&#37; de los tratamientos se suspendieron por reacciones adversas&#46; La disminuci&#243;n media &#177; desviaci&#243;n est&#225;ndar del DAS28 fue 0&#44;9<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>1&#44;5 en ARp y 0&#44;2<span class="elsevierStyleHsp" style=""></span>&#177;<span class="elsevierStyleHsp" style=""></span>1&#44;0 en ARe&#46; El 35&#44;8&#37; de las ARp present&#243; buena respuesta EULAR&#44; mientras s&#243;lo el 16&#44;2&#37; de las ARe &#40;p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;001&#41;&#46; La determinaci&#243;n del factor reumatoide y la valoraci&#243;n de la progresi&#243;n radiol&#243;gica fueron m&#225;s solicitadas en la ARp &#40;p<span class="elsevierStyleHsp" style=""></span>&#60;<span class="elsevierStyleHsp" style=""></span>0&#44;05&#41;&#46;</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Los reumat&#243;logos espa&#241;oles utilizaron agentes biol&#243;gicos con mayor frecuencia en los pacientes con enfermedad m&#225;s evolucionada&#44; ajust&#225;ndose a las recomendaciones de las principales gu&#237;as de pr&#225;ctica cl&#237;nica&#46;</p>"
      ]
    ]
    "bibliografia" => array:2 [
      "titulo" => "References"
      "seccion" => array:1 [
        0 => array:2 [
          "identificador" => "bibs0005"
          "bibliografiaReferencia" => array:29 [
            0 => array:3 [
              "identificador" => "bib1"
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                0 => array:1 [
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            1 => array:3 [
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                          "colaboracion" => "the EPISER Study Group"
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                            0 => "L&#46; Carmona"
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                            2 => "C&#46; Hern&#225;ndez"
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                            3 => "C&#46; Hern&#225;ndez-Garc&#237;a"
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                        "tituloSerie" => "Rheumatology &#40;Oxford&#41;"
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                        "volumen" => "41"
                        "numero" => "Suppl 1"
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                0 => array:2 [
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                      "titulo" => "Costes asociados a la artritis reumatoide"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
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                            0 => "A&#46; Dom&#237;nguez"
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              "etiqueta" => "8&#46;"
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                  "contribucion" => array:1 [
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                      "titulo" => "Do anti-TNF agents have equal efficacy in patients with rheumatoid arthritis&#63;"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:3 [
                            0 => "S&#46; Schwartzman"
                            1 => "R&#46; Fleischmann"
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                        ]
                      ]
                    ]
                  ]
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                    0 => array:2 [
                      "doi" => "10.1186/ar1013"
                      "Revista" => array:7 [
                        "tituloSerie" => "Arthritis Res Ther"
                        "fecha" => "2004"
                        "volumen" => "6"
                        "numero" => "Suppl 2"
                        "paginaInicial" => "S3"
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            8 => array:3 [
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                0 => array:2 [
                  "contribucion" => array:1 [
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                      "titulo" => "Guidelines for the management of rheumatoid arthritis"
                      "autores" => array:1 [
                        0 => array:2 [
                          "colaboracion" => "American College of Rheumatology subcommittee on rheumatoid arthritis guidelines"
                          "etal" => false
                        ]
                      ]
                    ]
                  ]
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                    0 => array:1 [
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                        "tituloSerie" => "Arthritis Rheum"
                        "fecha" => "2002"
                        "volumen" => "46"
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                0 => array:2 [
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                        0 => array:2 [
                          "etal" => true
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                            0 => "J&#46; Tornero Molina"
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                            2 => "V&#46; Rodr&#237;guez Valverde"
                            3 => "E&#46; Mart&#237;n Mola"
                            4 => "J&#46;L&#46; Marenco de la Fuente"
                            5 => "I&#46; Gonz&#225;lez &#193;lvaro"
                          ]
                        ]
                      ]
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                  ]
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                      "doi" => "10.1016/j.reuma.2009.10.006"
                      "Revista" => array:6 [
                        "tituloSerie" => "Reumatol Clin"
                        "fecha" => "2010"
                        "volumen" => "6"
                        "paginaInicial" => "23"
                        "paginaFinal" => "36"
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                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/21794674"
                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            10 => array:3 [
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                          "etal" => false
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                            0 => "A&#46;M&#46; Van Gestel"
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                            2 => "M&#46;A&#46; Van&#8217;t Hof"
                            3 => "M&#46;H&#46; Van Rijswijk"
                            4 => "L&#46;B&#46; Van de Putte"
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                          ]
                        ]
                      ]
                    ]
                  ]
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                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            11 => array:3 [
              "identificador" => "bib12"
              "etiqueta" => "12&#46;"
              "referencia" => array:1 [
                0 => array:1 [
                  "referenciaCompleta" => "Guidance on the use of etanercept and infliximab for the treatment of rheumatoid arthritis&#46; National Institute for Clinical Excellence&#46; Technology appraisal guidance No&#46; 36 &#91;accessed 2010 Jun 8&#93;&#46; Available from&#58; <a class="elsevierStyleInterRef" href="http://www.nice.org.uk./">www&#46;nice&#46;org&#46;uk</a>"
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              ]
            ]
            12 => array:3 [
              "identificador" => "bib13"
              "etiqueta" => "13&#46;"
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                      "autores" => array:1 [
                        0 => array:3 [
                          "colaboracion" => "on behalf of the Utrecht Rheumatoid Arthritis Cohort Study group"
                          "etal" => true
                          "autores" => array:6 [
                            0 => "S&#46;M&#46; Verstappen"
                            1 => "J&#46;W&#46; Jacobs"
                            2 => "M&#46;J&#46; Van der Veen"
                            3 => "A&#46;H&#46; Heurkens"
                            4 => "Y&#46; Schenk"
                            5 => "E&#46;J&#46; Ter Borg"
                          ]
                        ]
                      ]
                    ]
                  ]
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                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
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                      "titulo" => "A review of controlled clinical trials examining the effects of antimalarial compounds and gold compounds on radiographic progression in rheumatoid arthritis"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
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                          ]
                        ]
                      ]
                    ]
                  ]
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                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
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                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => true
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                          ]
                        ]
                      ]
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                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            15 => array:3 [
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              "referencia" => array:1 [
                0 => array:2 [
                  "contribucion" => array:1 [
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                      "titulo" => "Biological agents for rheumatoid arthritis&#58; targeting both physical function and structural damage"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:1 [
                            0 => "A&#46; Klinkhoff"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Drugs"
                        "fecha" => "2004"
                        "volumen" => "64"
                        "paginaInicial" => "1267"
                        "paginaFinal" => "1283"
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                          0 => array:2 [
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                            "web" => "Medline"
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
            16 => array:3 [
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              "etiqueta" => "17&#46;"
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                0 => array:2 [
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ISSN: 21735743
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