• A simple algorithm for the identification of clinical COPD phenotypes 

      Burgel, Pierre-Régis; Paillasseur, Jean-Louis; Janssens, Wim; Piquet, Jacques; Ter Riet, Gerben; Garcia-Aymerich, Judith; Cosio, Borja; Bakke, Per S.; Puhan, Milo A.; Langhammer, Arnulf; Alfageme, Inmaculada; Almagro, Pere; Ancochea, Julio; Celli, Bartolomé R.; Casanova, Ciro; de-Torres, Juan P.; Decramer, Marc; Echazarreta, Andrés; Esteban, Cristobal; Punter, Rosa Mar Gomez; Han, Meilan K.; Johannessen, Ane; Kaiser, Bernhard; Lamprecht, Bernd; Lange, Peter; Leivseth, Linda; Marin, Jose M.; Martin, Francis; Martinez-Camblor, Pablo; Miravitlles, Marc; Oga, Toru; Ramírez, Ana Sofia; Sin, Don D.; Sobradillo, Patricia; Soler-Cataluña, Juan J.; Turner, Alice M.; Rivera, Francisco Javier Verdu; Soriano, Joan B.; Roche, Nicolas (Journal article; Peer reviewed, 2017)
      This study aimed to identify simple rules for allocating chronic obstructive pulmonary disease (COPD) patients to clinical phenotypes identified by cluster analyses. Data from 2409 COPD patients of French/Belgian COPD ...
    • Bias away from the Null due to miscounted outcomes? A case study on the TORCH trial 

      Muff, Stefanie; Puhan, Milo A.; Held, Leonhard (Journal article; Peer reviewed, 2018)
      Count outcomes occur in virtually all disciplines, such as medicine, epidemiology or biology, but they often contain error. Recently, it has been shown that self-reported numbers of exacerbations of Chronic Obstructive ...
    • External Validation and Recalculation of the CODEX Index in COPD Patients. A 3CIAplus Cohort Study 

      Almagro, Pere; Martínez-Camblor, Pablo; Miravitlles, Marc; Rodríguez-Carballeira, Mónica; Navarro, Annie; Lamprecht, Bernd; Luna, Ana S. Ramirez-Garcia; Kaiser, Bernhard; Alfageme, Inmaculada; Casanova, Ciro; Esteban, Cristobal; Soler-Cataluña, Juan J.; de-Torres, Juan P.; Celli, Bartolome R.; Marin, Jose M.; ter Riet, Gerben; Sobradillo, Patricia; Lange, Peter; Garcia-Aymerich, Judith; Anto, Josep M.; Turner, Alice M.; Han, Meilan K.; Langhammer, Arnulf; Sternberg, Alice; Leivseth, Linda; Bakke, Per S.; Johannessen, Ane; Oga, Toru; Cosío, Borja; Ancochea, Julio; Echazarreta, Andres; Roche, Nicolas; Burgel, Pierre-Régis; Sin, Don D.; Puhan, Milo A.; Soriano, Joan B. (Peer reviewed; Journal article, 2019)
      The CODEX index was developed and validated in patients hospitalized for COPD exacerbation to predict the risk of death and readmission within one year after discharge. Our study aimed to validate the CODEX index in a large ...
    • Large-scale external validation and comparison of prognostic models: An application to chronic obstructive pulmonary disease 

      Guerra, Beniamino; Haile, Sarah R.; Lamprecht, Bernd; Ramírez, Ana S.; Martinez-Camblor, Pablo; Kaiser, Bernhard; Alfageme, Inmaculada; Almagro, Pere; Casanova, Ciro; Esteban-González, Cristóbal; Soler-Cataluña, Juan J.; de-Torres, Juan P.; Miravitlles, Marc; Celli, Bartolomé R.; Marin, Jose M.; ter Riet, Gerben; Sobradillo, Patricia; Lange, Peter; Garcia-Aymerich, Judith; Antó, Jósep Maria; Turner, Alice M.; Han, Meilan K.; Langhammer, Arnulf; Leivseth, Linda; Bakke, Per S.; Johannessen, Ane; Oga, Toru; Cosio, Borja; Ancochea-Bermúdez, Julio; Echazarreta, Andrés; Roche, Nicolas; Burgel, Pierre-Régis; Sin, Don D.; Soriano, Joan B.; Puhan, Milo A. (Journal article; Peer reviewed, 2018)
      Background External validations and comparisons of prognostic models or scores are a prerequisite for their use in routine clinical care but are lacking in most medical fields including chronic obstructive pulmonary disease ...