Recent Submissions

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    Subtypes of Patients Experiencing Exacerbations of COPD and Associations with Outcomes 

    Arostegui Madariaga, Inmaculada; Esteban, Cristobal; García-Gutierrez, Susana; Bare, Marisa; Fernández de Larrea, Nerea; Briones, Eduardo; Quintana, José M (Public Library Science, 2014-06-03)
    Chronic obstructive pulmonary disease (COPD) is a complex and heterogeneous condition characterized by occasional exacerbations. Identifying clinical subtypes among patients experiencing COPD exacerbations (ECOPD) could ...
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    Development of appropriateness explicit criteria for cataract extraction by phacoemulsification 

    Quintana, José María; Escobar, Antonio; Arostegui Madariaga, Inmaculada (BioMed Central, 2006-03)
    Background: Consensus development techniques were used in the late 1980s to create explicit criteria for the appropriateness of cataract extraction. We developed a new appropriateness of indications tool for cataract ...
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    The IRYSS-COPD appropriateness study: objectives, methodology, and description of the prospective cohort 

    Quintana, José M.; Esteban, Cristóbal; Barrio Beraza, Irantzu; García Gutiérrez, Susana; González, Nerea; Arostegui Madariaga, Inmaculada; Lafuente, Iratxe; Bare, Marisa; Blasco, Juan Antonio; Vidal, Silvia; IRYSS-COPD Group (BioMed Central, 2011-11)
    Background: Patients with chronic obstructive pulmonary disease (COPD) often experience exacerbations of the disease that require hospitalization. Current guidelines offer little guidance for identifying patients whose ...
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    Use of generalised additive models to categorise continuous variables in clinical prediction 

    Barrio Beraza, Irantzu; Arostegui Madariaga, Inmaculada; Quintana, José M.; IRYSS-COPD Group (BioMed Central, 2013-06-26)
    Background: In medical practice many, essentially continuous, clinical parameters tend to be categorised by physicians for ease of decision-making. Indeed, categorisation is a common practice both in medical research and ...

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