Single-case experimental designs. Evaluating interventions in research and clinical practice

2019 ◽  
Vol 117 ◽  
pp. 3-17 ◽  
Author(s):  
Alan E. Kazdin
Author(s):  
Isabel C. Uys

A situation analysis of communication disabilities of and services to this population in the RSA reveals a lack of knowledge about the field and a paucity of research, probably due to therapists' extreme involvement in clinical practice. In this article, the advantages of single case experimentation are put forward and specific designs are discussed in an attempt to motivate and enable clinicians to be producers of research. It is pointed out that this type of research will not only add valuable scientific information to the field of speech pathology and audiology, but it will also increase accountability in clinical practice.


2014 ◽  
Vol 24 (3-4) ◽  
pp. 634-660 ◽  
Author(s):  
Rumen Manolov ◽  
David L. Gast ◽  
Michael Perdices ◽  
Jonathan J. Evans

2012 ◽  
Vol 4 (3) ◽  
pp. 61
Author(s):  
Ana María Cachón

In clinical practice there are few test that language therapist can use for the oral speech evaluation. The battery that has been frecuently used for the aphasia assessment, doesn´t usually give us this type of data, and when it happens, it is just a global description of the language of the subject, which doesn't make possible a detailed pursuit of the evolution. The relevance of linguistic production´s assessment becomes more evident in the study of patients with mild injury as well as when patient is in an advanced recovery stage. An assessment without a speech analysis uses to overestimate the subject's capacities and usually ends in an incomplete and inadequate intervention. The aim of the present work was to review different studies that include the narrative speech as part of the assessment, and to explore, with the study of a single case, some applications in this kind of studies for language evaluation in mild brain injury patients.


1998 ◽  
Vol 4 (4) ◽  
pp. 399-408 ◽  
Author(s):  
JONATHAN J. EVANS ◽  
HAZEL EMSLIE ◽  
BARBARA A. WILSON

The use of a mnemonic cueing system (NeuroPage®) and a paper and pencil checklist in the rehabilitation of executive problems in a 50-year-old woman are described. Following a CVA 7 years earlier, the patient, despite intact general intellectual and memory functioning, had specific executive impairments of attention, planning, realizing intended actions, and also exhibited behavioral routines similar in form to obsessive–compulsive rituals. In a series of ABAB single-case experimental designs, the efficacy of 2 external cueing systems in prompting appropriately timed action is demonstrated. It is argued that the combination of external control and increased sustained attention to action were critical to the success of NeuroPage with this patient. Furthermore it is hypothesized that the checklist was effective in facilitating the patient's ability to foresee and recognize the consequences of her actions, which in turn had an impact on the probability of her changing those same actions. (JINS, 1998, 4, 399–408.)


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