TY - JOUR AU - Calverley, P. M. AU - Walker, P. PY - 2003 DA - 2003// TI - Chronic obstructive pulmonary disease JO - Lancet VL - 362 UR - https://doi.org/10.1016/S0140-6736(03)14416-9 DO - 10.1016/S0140-6736(03)14416-9 ID - Calverley2003 ER - TY - JOUR AU - Lindberg, A. AU - Jonsson, A. C. AU - Ronmark, E. AU - Lundgren, R. AU - Larsson, L. G. AU - Lundback, B. PY - 2005 DA - 2005// TI - Prevalence of chronic obstructive pulmonary disease according to BTS, ERS, GOLD and ATS criteria in relation to doctor’s diagnosis, symptoms, age, gender, and smoking habits JO - Respiration VL - 72 UR - https://doi.org/10.1159/000087670 DO - 10.1159/000087670 ID - Lindberg2005 ER - TY - STD TI - Causes of death 2007. Annual Report Causes of Death. 2009, Stockholm: The National Board of Health and Welfare, Centre for Epidemiology ID - ref3 ER - TY - JOUR AU - Sethi, S. AU - Murphy, T. F. PY - 2008 DA - 2008// TI - Infection in the pathogenesis and course of chronic obstructive pulmonary disease JO - N Engl J Med VL - 359 UR - https://doi.org/10.1056/NEJMra0800353 DO - 10.1056/NEJMra0800353 ID - Sethi2008 ER - TY - JOUR AU - Soriano, J. B. AU - Visick, G. T. AU - Muellerova, H. AU - Payvandi, N. AU - Hansell, A. L. PY - 2005 DA - 2005// TI - Patterns of comorbidities in newly diagnosed COPD and asthma in primary care JO - Chest VL - 128 UR - https://doi.org/10.1378/chest.128.4.2099 DO - 10.1378/chest.128.4.2099 ID - Soriano2005 ER - TY - JOUR AU - Kyaw, M. H. AU - Rose, C. E. AU - Fry, A. M. AU - Singleton, J. A. AU - Moore, Z. AU - Zell, E. R. AU - Whitney, C. G. PY - 2005 DA - 2005// TI - The influence of chronic illnesses on the incidence of invasive pneumococcal disease in adults JO - J Infect Dis VL - 192 UR - https://doi.org/10.1086/431521 DO - 10.1086/431521 ID - Kyaw2005 ER - TY - JOUR AU - Parkins, M. D. AU - Gregson, D. B. AU - Pitout, J. D. AU - Ross, T. AU - Laupland, K. B. PY - 2010 DA - 2010// TI - Population-based study of the epidemiology and the risk factors for Pseudomonas aeruginosa bloodstream infection JO - Infection VL - 38 UR - https://doi.org/10.1007/s15010-009-9145-9 DO - 10.1007/s15010-009-9145-9 ID - Parkins2010 ER - TY - JOUR AU - Grambsch, P. T. T. PY - 1994 DA - 1994// TI - Proportional hazard tests and diagnostics based on weighted residuals JO - Biometrika VL - 81 UR - https://doi.org/10.1093/biomet/81.3.515 DO - 10.1093/biomet/81.3.515 ID - Grambsch1994 ER - TY - JOUR AU - Barnes, P. J. AU - Celli, B. R. PY - 2009 DA - 2009// TI - Systemic manifestations and comorbidities of COPD JO - Eur Respir J VL - 33 UR - https://doi.org/10.1183/09031936.00128008 DO - 10.1183/09031936.00128008 ID - Barnes2009 ER - TY - JOUR AU - Benfield, T. AU - Lange, P. AU - Vestbo, J. PY - 2008 DA - 2008// TI - COPD stage and risk of hospitalization for infectious disease JO - Chest VL - 134 UR - https://doi.org/10.1378/chest.07-2933 DO - 10.1378/chest.07-2933 ID - Benfield2008 ER - TY - STD TI - Global Strategy for the Diagnosis, Management, and prevention of COPD, Global Initiative for Chronic Obstructive Lung Disease (GOLD). Available from: http://www.goldcopd.org UR - http://www.goldcopd.org ID - ref11 ER - TY - JOUR AU - Stuck, A. E. AU - Minder, C. E. AU - Frey, F. J. PY - 1989 DA - 1989// TI - Risk of infectious complications in patients taking glucocorticosteroids JO - Rev Infect Dis VL - 11 UR - https://doi.org/10.1093/clinids/11.6.954 DO - 10.1093/clinids/11.6.954 ID - Stuck1989 ER - TY - JOUR AU - Smyllie, H. C. AU - Connolly, C. K. PY - 1968 DA - 1968// TI - Incidence of serious complications of corticosteroid therapy in respiratory disease. A retrospective survey of patients in the Brompton hospital JO - Thorax VL - 23 UR - https://doi.org/10.1136/thx.23.6.571 DO - 10.1136/thx.23.6.571 ID - Smyllie1968 ER - TY - JOUR AU - Niewoehner, D. E. AU - Erbland, M. L. AU - Deupree, R. H. AU - Collins, D. AU - Gross, N. J. AU - Light, R. W. AU - Anderson, P. AU - Morgan, N. A. PY - 1999 DA - 1999// TI - Effect of systemic glucocorticoids on exacerbations of chronic obstructive pulmonary disease. Department of Veterans Affairs Cooperative Study Group JO - N Engl J Med VL - 340 UR - https://doi.org/10.1056/NEJM199906243402502 DO - 10.1056/NEJM199906243402502 ID - Niewoehner1999 ER - TY - JOUR AU - Drummond, M. B. AU - Dasenbrook, E. C. AU - Pitz, M. W. AU - Murphy, D. J. AU - Fan, E. PY - 2008 DA - 2008// TI - Inhaled corticosteroids in patients with stable chronic obstructive pulmonary disease: a systematic review and meta-analysis JO - JAMA VL - 300 UR - https://doi.org/10.1001/jama.2008.717 DO - 10.1001/jama.2008.717 ID - Drummond2008 ER - TY - JOUR AU - Yang, I. A. AU - Clarke, M. S. AU - Sim, E. H. AU - Fong, K. M. PY - 2012 DA - 2012// TI - Inhaled corticosteroids for stable chronic obstructive pulmonary disease JO - Cochrane Database Syst Rev VL - 7 ID - Yang2012 ER - TY - JOUR AU - Sin, D. D. AU - Tashkin, D. AU - Zhang, X. AU - Radner, F. AU - Sjobring, U. AU - Thoren, A. AU - Calverley, P. M. AU - Rennard, S. I. PY - 2009 DA - 2009// TI - Budesonide and the risk of pneumonia: a meta-analysis of individual patient data JO - Lancet VL - 374 UR - https://doi.org/10.1016/S0140-6736(09)61250-2 DO - 10.1016/S0140-6736(09)61250-2 ID - Sin2009 ER - TY - JOUR AU - Barr, R. G. AU - Bourbeau, J. AU - Camargo, C. A. AU - Ram, F. S. PY - 2006 DA - 2006// TI - Tiotropium for stable chronic obstructive pulmonary disease: a meta-analysis JO - Thorax VL - 61 UR - https://doi.org/10.1136/thx.2006.063271 DO - 10.1136/thx.2006.063271 ID - Barr2006 ER - TY - JOUR AU - Arcavi, L. AU - Benowitz, N. L. PY - 2004 DA - 2004// TI - Cigarette smoking and infection JO - Arch Intern Med VL - 164 UR - https://doi.org/10.1001/archinte.164.20.2206 DO - 10.1001/archinte.164.20.2206 ID - Arcavi2004 ER - TY - JOUR AU - Huttunen, R. AU - Heikkinen, T. AU - Syrjanen, J. PY - 2011 DA - 2011// TI - Smoking and the outcome of infection JO - J Intern Med VL - 269 UR - https://doi.org/10.1111/j.1365-2796.2010.02332.x DO - 10.1111/j.1365-2796.2010.02332.x ID - Huttunen2011 ER - TY - JOUR AU - Lindberg, A. AU - Larsson, L. G. AU - Muellerova, H. AU - Ronmark, E. AU - Lundback, B. PY - 2012 DA - 2012// TI - Up-to-date on mortality in COPD - report from the OLIN COPD study JO - BMC Pulm Med VL - 12 UR - https://doi.org/10.1186/1471-2466-12-1 DO - 10.1186/1471-2466-12-1 ID - Lindberg2012 ER - TY - JOUR AU - Montnemery, P. AU - Adelroth, E. AU - Heuman, K. AU - Johannisson, A. AU - Johansson, S. A. AU - Lindholm, L. H. AU - Lundback, B. AU - Lofdahl, C. G. PY - 1998 DA - 1998// TI - Prevalence of obstructive lung diseases and respiratory symptoms in southern Sweden JO - Respir Med VL - 92 UR - https://doi.org/10.1016/S0954-6111(98)90139-1 DO - 10.1016/S0954-6111(98)90139-1 ID - Montnemery1998 ER - TY - JOUR AU - Lofdahl, C. G. AU - Tilling, B. AU - Ekstrom, T. AU - Jorgensen, L. AU - Johansson, G. AU - Larsson, K. PY - 2010 DA - 2010// TI - COPD health care in Sweden - a study in primary and secondary care JO - Respir Med VL - 104 UR - https://doi.org/10.1016/j.rmed.2009.10.007 DO - 10.1016/j.rmed.2009.10.007 ID - Lofdahl2010 ER - TY - CHAP ED - Sweden, S. PY - 2007 DA - 2007// TI - Statistics Sweden BT - Living Conditions ID - ref24 ER - TY - STD TI - Quality and Contents of the Swedish Hospital Discharge Register. 2008, Stockholm: Swedish National Board of Health and Welfare. The Centre for Epidemiology ID - ref25 ER - TY - STD TI - Coding-quality of the hospital discharge register 2007. 2009, Stockholm: Swedish National Board of Health and Welfare. The Centre for Epidemiology ID - ref26 ER - TY - JOUR AU - Ludvigsson, J. F. AU - Andersson, E. AU - Ekbom, A. AU - Feychting, M. AU - Kim, J. L. AU - Reuterwall, C. AU - Heurgren, M. AU - Olausson, P. O. PY - 2011 DA - 2011// TI - External review and validation of the Swedish national inpatient register JO - BMC Public Health VL - 11 UR - https://doi.org/10.1186/1471-2458-11-450 DO - 10.1186/1471-2458-11-450 ID - Ludvigsson2011 ER - TY - JOUR AU - Inghammar, M. AU - Engstrom, G. AU - Lofdahl, C. G. AU - Egesten, A. PY - 2012 DA - 2012// TI - Validation of a COPD diagnosis from the Swedish Inpatient Registry JO - Scand J Public Health VL - 40 UR - https://doi.org/10.1177/1403494812463172 DO - 10.1177/1403494812463172 ID - Inghammar2012 ER - TY - JOUR AU - Gedeborg, R. AU - Furebring, M. AU - Michaelsson, K. PY - 2007 DA - 2007// TI - Diagnosis-dependent misclassification of infections using administrative data variably affected incidence and mortality estimates in ICU patients JO - J Clin Epidemiol VL - 60 UR - https://doi.org/10.1016/j.jclinepi.2006.05.013 DO - 10.1016/j.jclinepi.2006.05.013 ID - Gedeborg2007 ER - TY - JOUR AU - Stein, B. D. AU - Bautista, A. AU - Schumock, G. T. AU - Lee, T. A. AU - Charbeneau, J. T. AU - Lauderdale, D. S. AU - Naureckas, E. T. AU - Meltzer, D. O. AU - Krishnan, J. A. PY - 2012 DA - 2012// TI - The validity of International Classification of Diseases, Ninth Revision, Clinical Modification diagnosis codes for identifying patients hospitalized for COPD exacerbations JO - Chest VL - 141 UR - https://doi.org/10.1378/chest.11-0024 DO - 10.1378/chest.11-0024 ID - Stein2012 ER - TY - STD TI - The pre-publication history for this paper can be accessed here:http://www.biomedcentral.com/1471-2334/14/163/prepub UR - http://www.biomedcentral.com/1471-2334/14/163/prepub ID - ref31 ER -