Authors: van Staden A, le Roux NA
Title: The efficacy of fingerspell coding and visual imaging techniques in improving the spelling proficiency of deaf signing elementary-phase children: A South African case study
Source: Journal of Developmental and Physical Disabilities 2010 22(6): 581-594
Year: 2010
Research Design: Non Randomised Controlled Trial
Rating Score: 04/10
This rating is confirmed
Eligibility specified - Y
Random allocation - N
Concealed allocation - N
Baseline comparability - Y
Blind subjects - N
Blind therapists - N
Blind assessors - N
Adequate follow-up - Y
Intention-to-treat analysis - N
Between-group comparisons - Y
Point estimates and variability - Y

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