Chung, KF, Wenzel, SE, Brozek, JP, Bush, A, Castro, M, Sterk, PJ, et al. International ERS/ATS guidelines on definition, evaluation and treatment of severe asthma. Eur Respir J
2014; 43: 343–73.
Barnes, PJ, Woolcock, AJ. Difficult Asthma. Eur Respir J
1998; 12: 1209–18.
Chipps, BE, Zeiger, RS, Borish, L, Wenzel, SE, Yegin, A, Hayden, ML, et al. Key findings and clinical implications from The Epidemiology and Natural History of Asthma: Outcomes and Treatment Regimens (TENOR) study. J Allergy Clin Immunol
2012; 130: 332–42.
Chung, KF, Godard, P, Adelroth, E, Ayres, J, Barnes, P, Bel, E, et al. Difficult/therapy-resistant asthma: the need for an integrated approach to define clinical phenotypes, evaluate risk factors, understand pathophysiology and find novel therapies: ERS Task Force on Difficult/Therapy-Resistant Asthma. Eur Respir J
1999; 13: 1198–208.
American Thoracic Society.
Proceedings of the ATS workshop on refractory asthma: current understanding, recommendations, and unanswered questions. Am J Respir Crit Care Med
2000; 162: 2341–51.
Gendo, K, Lodewick, MJ. Asthma economics: focusing on therapies that improve costly outcomes. Curr Opin Pulm Med
2005; 11: 43–50.
Lavoie, KL, Bacon, SL, Barone, S, Cartier, A, Ditto, B, Labreque, M. What is worse for asthma control and quality of life: depressive disorder, anxiety disorder, or both?
2006; 130: 1039–47.
Kessler, RC, Chiu, WT, Demler, O, Walters, EE. Prevalence, severity, and comorbidity of twelve-month DSM-IV disorders in the National Comorbidity Survey Replication (NCS-R). Arch Gen Psychiatry
2005; 62: 617–27.
Heaney, LG, Conway, E, Kelly, C, Gamble, J. Prevalence of psychiatric morbidity in a difficult asthma population: relationship to asthma outcome. Respir Med
2005; 99: 1152–9.
Heaney, LG, Conway, E, Kelly, C, Johnston, BT, English, C, Stevenson, M, et al. Predictors of therapy resistant asthma: outcome of a systematic evaluation protocol. Thorax
2003; 58: 561–6.
American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders. (4th edn, text revision). American Psychiatric Association, 2000.
Amelink, M, Hashimoto, S, Spinhoven, P, Pasma, HR, Sterk, PJ, Bel, EH, et al. Anxiety, depression and personality traits in severe, prednisone-dependent asthma. Respir Med
2014; 108: 438–44.
Van Ranst, D, Otten, H, Meijer, JW, Van 't Hul, A. Outcome of pulmonary rehabilitation in COPD patients with severely impaired health status. Int J Chron Obstruct Pulmon Dis
2011; 6: 647–57.
Rijssenbeek-Nouwens, LH, Fieten, KB, Bron, AO, Hashimoto, S, Bel, EH, Weersink, EJ. High-altitude treatment in atopic and nonatopic patients with severe asthma. Eur Respir J
2012; 40: 1374–80.
First, MB, Gibbon, M, Spitzer, RL, Williams, JBW. User's Guide for the Structured Clinical Interview for the DSM-IV Axis I disorders-Research Version.
Biometrics Research Department, New DYork State Psychiatric Institute, 1996.
First, MB, Gibbon, M, Spitzer, RL, Williams, JBW, Benjamin, LS. Structured Clinical Interview for DSM-IV Axis II Personality Disorders (SCID-II).
American Psychiatric Press, 1997.
Ten Brinke, A, Ouwerkerk, ME, Zwinderman, AH, Spinhoven, P, Bel, EH. Psycho-pathology in patients with severe asthma is associated with increased health care utilization. Am J Respir Crit Care Med
2001; 163: 1093–6.
Ten Brinke, A, Ouwerkerk, ME, Bel, EH, Spinhoven, P. Similar psychological characteristics in mild and severe asthma. J Psychosom Res
2001; 50: 7–10.
Lavoie, KL, Cartier, A, Labrecque, M, Bacon, SL, Lemière, C, Malo, JL, et al. Are psychiatric disorders associated with worse asthma control and quality of life in asthma patients?
2005; 99: 1249–57.
deGraaf, R, ten Have, M, Van Dorsselaer, S. De Psychische Gezondheid van de Nederlandse Bevolking. NEMESIS-2: Opzet en Eerste Resultaten.
Lenzenweger, MF, Lane, MC, Loranger, AW, Kessler, RC. DSM-IV personality disorders in the National Comorbidity Survey Replication. Biol Psych
2007; 62: 553–64.
de Jong, A, van der Brink, W, Ormel, J (eds). Handbook Psychiatrische Epidemiologie.
Elsevier / De Tijdstroom, 1999.
Jorm, AF. Mental health literacy: public knowledge and beliefs about mental disorders. Br J Psychiatry
2000; 177: 396–401.
Warrington, TP, Bostwick, JM. Psychiatric adverse effects of corticosteroids. Mayo Clin Proc
2006; 81: 1361e7.
Hyland, ME, Whalley, B, Jones, RC, Masoli, M. A qualitative study of the impact of severe asthma and its treatment showing that treatment burden is neglected in existing asthma assessment scales. Qual Life Res
2015; 24: 631–9.
Alonso, J, de Jonge, P, Lim, CC, Aguilar-Gaxiola, S, Bruffaerts, R, Caldas-de-Almeida, JM, et al. Association between mental disorders and subsequent adult onset asthma. J Psychiatr Res
2014; 59: 179–88.
Spitzer, RL, Kroenke, K, Linzer, M, Hahn, SR, Williams, JB, deGruy, FV III, et al. Health-related quality of life in primary care patients with mental disorders: results from the PRIME-MD 1000 study. JAMA
1995; 274: 1511–7.
Heaney, LG, Menzies-Gow, A. Difficult Asthma.
Jaypee Brothers, 2013.
Wampold, BE. The Great Psychotherapy Debate: Models, Methods, and Findings.
Lawrence Erlbaum Associates Publishers, 2001.
Mikkelsen, RL, Middelboe, T, Pisinger, C, Stage, KB. Anxiety and depression in patients with chronic obstructive pulmonary disease (COPD). A review. Nordic J Psychiatry
2004; 58: 65–70.