Study	Reason for exclusion
Ago 1976	CCT of teaching patients about the mind‐body relationship
Allen 1995	RCT of a self‐management programme
Anon 1968	RCT of hypnosis in adults and children. Unable to separate data
Bailey 1990	RCT of a self‐management programme. Intervention was mainly education with a small element of counselling
Barendregt 1957	CCT of group psychotherapy
Ben‐Zvi 1982	Before and after study of hypnosis
Bosley 1995	Abstract only ‐ unclear if RCT or CCT
Boulet 1995	CCT of an education only programme
Cambach 1997	RCT of pulmonary rehabilitation including asthma and chronic obstructive pulmonary disease (COPD) patients
Ciurluini 1993	CCT of psychotherapy techniques
Clark 1997	Review of self‐management education programmes
Coen 1996	RCT of relaxation. Study includes adults and children. Unable to separate data
Conte 1981	Review of psychotherapy for medically ill patients
Cox 1991	CCT of rehabilitation. Study includes asthma and COPD patients. Unable to separate data
De Vries 2004	Not randomised ‐ patients allocated to treatment on an alternate basis.
Deter 1983a	Cost effectiveness study based on data of included study (Deter 1983)
Devine 1996	Meta‐analysis of psychoeducational care
Erskine‐Milliss 1987	Two studies of biofeedback in adults and children (before and after study)
Fernandes 2006	RCT evaluating the effect of multi‐disciplinary education and multi‐ family psychotherapy.
Franco 1982	CCT of hypnosis
Fujii 1997	Case study of step‐down management of asthma
Gashynova 2005	RCT evaluating the influence of psychological intervention. No details of the psychological rehabilitation content provided (author contact attempted).
Ghosh 1998	RCT of self‐management without psychotherapy in adults and children
Groen 1960	Clinical study, not controlled or randomised
Grover 2002	CCT of Cognitive Behavioural Therapy
Hackman 2000	Review of hypnosis in adults and children with asthma
Haire‐Joshu 1993	Survey, focus groups and interview to assess patients' attitudes according to clinical setting
Hajjar 1999	Review of behavioural interventions in asthma
Harding 1982	CCT Of biofeedback training
Hashizume 1996	Psychosomatic therapies in a before and after study
Hirokawa 1992	CCT of biofeedback apparatus
Huntley 2002	Review of relaxation therapies for asthma
Jonckheere 1997	Review of psychosomatic issues in a range of diseases
Kang 1993	Before and after study of the impact of psychological factors in adolescents.
Kaptein 1987	Review (COPD)
Kern‐Buell 2000	Adults and children included in RCT on relaxation
Khateeb 1995	Meta‐analysis of psychotherapy
Klingelhofer 1988	Review of asthma self‐management programmes
Kolbe 1996	Knowledge of self‐management outcome measure validity study
Kotses 1991	CCT of self‐management without psychotherapy
Kotses 1995	RCT of self‐management without psychotherapy
Kotses 1996	RCT of self‐management, primarily education although some received a relaxation tape
Lahdensuo 1996	RCT of a self‐management programme
Laidlaw 1994	Before and after study of hypnosis
Langewitz 2005	RCT of self‐hypnosis on hay fever symptoms. Participants had mild asthma. Outcome measures related to hay fever symptoms only.
Lehrer 1986	CCT of relaxation and biofeedback
Lehrer 1992	Review of psychological approaches in asthma
Lehrer 1993	Review of the relationship between emotion and asthma
Lehrer 1997a	Analysis of data from 1994 study (included) to study the physiological relationship between pulmonary function and autonomic control of the heart.
Lehrer 2003	Evaluation of biofeedback with healthy adults
Lehrer 2006	Additional analysis from a previously published study evaluationg the effects of biofeedback (See included studies Lehrer 2004).
Levendel 1980	Narrative review of the biofeedback method
Lewith 1996	Review of complementary therapies in asthma
Linden 1994	Review of autogenic training in a range of diseases
Loew 1996	Before and after study of functional relaxation
Loew 2001	Crossover study.
Maes 1988	CCT of an education and behaviour modification intervention
Matts 1973	Review of the treatment of bronchospasm (including psychological)
Moore 1965	CCT of behavioural therapy. Adults and children included in study
Murphy 1989	CCT of hypnotic susceptibility and relaxation
Mussell 1988	Crossover study.
Nagata 1995	Before and after study of a psychosomatic treatment
Negley‐Parker 1986	Case report of hypnotherapy of families of children with chronic illness
Nickel 2005	RCT of relaxation therapy in adolescent patients. Author unable to separate data to include only participants 16 years or older.
Nickel 2006	RCT evaluating relaxation therapy for pregnant women with asthma.
Nowobilski 2005	RCT of music therapy ‐ no psychological input.
Peper 1992	CCT of behavioural and desensitization programme using biofeedback
Richter 1982	Review of psychosomatic aspects of asthma
Richter 1987	Review of behavioural therapy and relaxation
Ringsberg 1990	RCT of self‐management without psychotherapy
Ritz 2001	Systematic review of relaxation therapies for asthma
Sachs 1993	CCT of relaxation training
Sauer 1978	CCT of autogenic training
Schaeffer 1975	CCT of self‐training
Sclare 1957	CCT of group therapy
Smith 2005	RCT of mostly educational intervention
Snyder 1987	RCT of self‐management without psychotherapy
Song 2005	Quasi‐experiemental study (allocation based on hospital number) evaluating relaxation, breathing exercises and individual psychological intervention.
Spiess 1988	RCT of education intervention (non‐randomised sub group received relaxation therapy)
Stepans 2000	RCT of patients with asthma and COPD. Unable to separate data.
Steptoe 1981	CCT of biofeedback, non asthmatic volunteers included
Stout 1997	RCT of breathing retraining only
Stuhr 1996	Review of psychosomatic and psychotherapy research
Vedanthan 1998	RCT of yoga
Vickers 1997	Survey and review of complementary therapies
Wilson 1975	Cross‐over study of transcendental meditation
Wilson 1993	RCT of self‐management without psychotherapy
Zukiwski 2002	RCT of two different forms of relaxation (no control group).