PUBLICATIONS on the DTSQ  

 

Updated 19.8.03

 

Clare Bradley PhD

Professor of Health Psychology

Royal Holloway, University of London

Egham, Surrey, TW20 0EX

 

 

Chapter on the current DTSQ and its development

 

Bradley C (1994) The Diabetes Treatment Satisfaction Questionnaire: DTSQ. In Bradley C (Ed) (1994) Handbook of Psychology and Diabetes: a guide to psychological measurement in diabetes research and practice. Chur, Switzerland: Harwood Academic Publishers.

 

Original development work on the DTSQ

 

Bradley C and Lewis KS (1990) Measures of psychological well-being and treatment satisfaction developed from the responses of people with tablet-treated diabetes. Diabetic Medicine 7, 445-451.

 

Relationship between the DTSQ and the ADDQoL measure of the impact of diabetes on quality of life

 

Bradley C and Speight J (2002) Patient perceptions of diabetes and diabetes therapy: assessing quality of life. Diabetes Metabolism Research and Reviews 18: S64-S69.

 

Development of the DTSQ change

 

Current Change Version Articles

 

Bradley C (1999) The Diabetes Treatment Satisfaction Questionnaire (DTSQ): change version for use alongside status version provides appropriate solution where ceiling effects occur. Diabetes Care 22, 3, 530-2.

 

Howorka K, Pumprla J, Schlusche C, Wagner-Nosiska D, Schabmann A and Bradley C (2000) Dealing with ceiling baseline treatment satisfaction level in patients with diabetes under flexible, functional insulin treatment: assessment of improvements in treatment satisfaction with a new insulin analogue.  Quality of Life Research 9: 915-930.

 

Bradley C, Plowright R, Stewart J and Witthaus E (2000) Diabetes Treatment Satisfaction Questionnaire (change) in English and German evaluated in insulin glargine trials. Diabetologia 43, suppl 1, A196.

 

Early Change Version Article (now superseded)

 

Lewis KS, Bradley C, Knight G, Boulton AJM and Ward JD (1988) A measure of treatment satisfaction designed specifically for people with insulin-dependent diabetes.  Diabetic Medicine 5, 235-242.

 

Validation of translations

 

Ishii H, Bradley C, Riazi A, Barendse S and Yamamoto T (2000) The Japanese Version of the Diabetes Treatment Satisfaction Questionnaire (DTSQ): translation and clinical evaluation.  Journal of Clinical and Experimental Medicine 192, 7, 809-814.  (A Japanese Journal publishing in Japanese).

 

Witthaus E, Stewart J and Bradley C (2001) Treatment satisfaction and psychological well-being with insulin glargine compared with NPH in patients with Type 1 diabetes. Diabetic Medicine 18, 619-625.

 

Plowright R, Witthaus E and Bradley C (2000) Psychometric evaluation of Diabetes Treatment Satisfaction Questionnaire in 8 languages. Proceedings of the British Psychological Society 8 (2) 43. (Full paper submitted for publication).

 

Howorka K et al (2000) referenced above. (Validating German DTSQs and c).

 

Wredling R, Stalhammar J, Adamson U, Berne C, Larsson Y and Ostman J (1995) Well-being and treatment satisfaction in adults with diabetes: A Swedish population-based study. Quality of Life Research 4, 515-522.

 

Comparison of standard and computerised versions of the DTSQ

 

Pouwer F, Snoek FJ, van der Ploeg HM, Heine RJ and Brand AN (1998) A comparison of the standard and the computerized versions of the Well-Being Questionnaire (WBQ) and the Diabetes Treatment Satisfaction Questionnaire (DTSQ). Quality of Life Research 7 (1), 33-38.

 

Other papers, letters and abstracts

 

Bradley C (1999) On calculating treatment satisfaction and Pfützner. Diabetes Care 22, 10, 1760.

 

Bradley C and Gamsu DS for the psychological well-being working group of the WHO/IDF St. Vincent Declaration Action Programme for Diabetes (1994). Guidelines for encouraging psychological well-being: Report of a working group of the World Health Organisation Regional Office for Europe and International Diabetes Federation European Region St. Vincent Declaration Action Programme for Diabetes. Diabetic Medicine, 11, 510-516.

 

Bradley C, Silvestre L and Witthaus E. Improved treatment satisfaction and perceived metabolic control with insulin glargine, regardless of whether injected before breakfast, dinner or bedtime, in patients with Type 1 diabetes. Diabetes 52, suppl 1, A456.

 

Bradley C, Witthaus E and Stewart J (1999) Treatment satisfaction and psychological well-being in patients with type 1 diabetes, treated with a new long-acting insulin, insulin glargine. Diabetes 48, suppl 1, A1547.

 

Cooper HC and Lorains JW (1998) Managing poor control in Type 2 diabetes. Practical Diabetes International 15 (6), 173-177.

 

DAFNE Study Group* (2002) Training in flexible, intensive insulin management to enable dietary freedom in people with type 1 diabetes: the dose adjustment for normal eating (DAFNE) randomised controlled trial. British Medical Journal, 325, 746-749 (full 6 page version of paper published on BMJ website http://bmj.com/cgi/content/full/325/7367/746).

 

          *Amiel S, Beveridge S, Bradley C, Gianfrancesco C, Heller S, James P, McKeown N, Newton D, Newton L, Oliver L, Reid H, Roberts S, Robson S, Rollington J, Scott V, Speight J, Taylor C, Thompson G, Turner E & Wright F.

 

Gale EAM for the UK Trial Group: Alban-Davies H, Bilous RW, Bradley C, et al (2000) A randomized, controlled trial comparing insulin lispro with human soluble insulin in patients with Type 1 diabetes on intensified insulin therapy. Diabetic Medicine 17, 3, 209-214.

 

Hirsch A, Bartholomae C and Volmer T (2000) Dimensions of quality of life in people with non-insulin-dependent diabetes. Quality of Life Research 9 (2), 207-218.

 

Home PD, Lindholm A and Riis A (2000).  Insulin aspart vs. human insulin in the management of long-term blood glucose control in Type 1 diabetes mellitus: a randomised control trial. Diabetic Medicine 17 (11), 762-770.

 

Janes JM, Bradley C and Rees A (1997) Preferences for, and improvements in aspects of quality of life (QoL) with insulin lispro in a multiple injection regimen. Diabetologia 40, suppl 1, A353.

 

Jennings AM, Lewis KS, Murdoch S, Talbot JF, Bradley C and Ward JD (1991) Randomized trial comparing continuous subcutaneous insulin infusion with conventional insulin therapy in type II diabetic patients poorly controlled with sulphonylureas. Diabetes Care 14, 738-744.

 

Johansson UB, Wredling RAM, Adamson UCK and Lins PES (1999) A randomised study evaluating the effects of cisapride on glucose variability and quality of life parameters in insulin-dependent diabetes mellitus patients. Diabetes & Metabolism (Paris) 25, 314-319.

 

Johansson UB, Adamson UCK & Lins PES and Wredling RAM (2000) Improved blood glucose variability, HbA1c and less insulin requirement in IDDM patients using insulin lispro in CSII.  The Swedish multicenter lispro insulin study. Diabetes & Metabolism (Paris) 26 (3), 192-196.

 

Kinmonth A-L, Woodcock A, Griffin S, Spiegel N and Campbell MJ (1998) Randomised control trial of patient-centred care in general practice: impact on current well-being and future disease risk. British Medical Journal 317, 1202-1208.

 

Menzel R, Chlup R, Jutzi E and Hildman W (1990) “Catheter-Pens” – an alternative to insulin pump treatment? Experimental Clinical Endocrinology 95, 157-164.

 

Petterson T, Lee P, Hollis S, Young B, Newton P, and Dornan T (1998) Well-being and treatment satisfaction in older people with diabetes. Diabetes Care 21, 930-935.

 

Renner R, Pfutzner A, Trautmann M, Harzer O, Sauter K and Landgraf R on behalf of the German Humalog-CSII Study Group (1999) Use of insulin lispro in continuous subcutaneous insulin infusion treatment. Diabetes Care 22, 784-788.

          [Note: error in reporting of DTSQ scores (all 8 items in DTSQ combined instead of 6 items that should form the treatment satisfaction score) pointed out by Bradley C (1999) On Calculating Treatment Satisfaction. Diabetes Care 22, 10, 1760, and corrected figures supplied by Pfützner A (1999) Response to Bradley. Diabetes Care 22, 10, 1760. Letters also discuss substantial and interesting carryover effects observed when patients switch back from Lispro to standard soluble in crossover trials and show marked reductions in satisfaction with standard soluble]

 

Taylor R, Foster B, Kyne-Grzebalski D and Vanderpump M (1994) Insulin regimens for the non-insulin dependent: impact on diurnal metabolic state and quality of life. Diabetic Medicine 11, 551-557.

 

Ward, J, Lin M, Heron, G and Lajoie V (1997) Comprehensive audit of quality-of-care and quality-of-life for patients with diabetes. Journal of Quality in Clinical Practice 17, 91-100

          [Note: the authors have misinterpreted the scale (and the patients’ responses to it) for the perceived frequency of hyper- and hypoglycaemia items: it is not actual number of episodes but a more general indication of frequency that these items measure]

 

Witthaus E, Stewart J and Bradley C (2000) Improved psychological outcomes after initiation of insulin treatment in patients with Type II diabetes. Diabetologia 43, suppl 1, A205.

 

Wredling R, Adamson L, Berne C, Dahlen M, Ostman J, Larsson Y and Stalhammar J (1993) Quality of life among a representative sample of people with diabetes mellitus in Sweden. Diabetes, Nutrition and Metabolism 6, 393-395.

 

Adaptations of the DTSQ for other conditions

 

HIV

 

Woodcock A and Bradley C (2001) Validation of the HIV Treatment Satisfaction Questionnaire (HIVTSQ). Quality of Life Research 10, 517-531.

 

Renal failure

 

Barendse SM and Bradley C (2000) The Renal Treatment Satisfaction Questionnaire (RTSQ). A condition-specific measure of satisfaction with treatment for end-stage renal failure. Peritoneal Dialysis International 20, suppl 1, S82.

 

Diabetic Retinopathy

 

Woodcock A, Bradley C, Plowright R, Kennedy-Martin T and Hirsch A (2003) Patient experiences of treatment for diabetic retinopathy: development of a retinopathy-specific treatment satisfaction questionnaire. Diabetic Medicine 20, suppl 2, P213.

 

Genital Herpes

 

Taback N and Bradley C (2000) Validation of the Genital Herpes Treatment Satisfaction Questionnaire (GHerpTSQ) in status and change versions. Quality of Life Research 9 (3) 332.