Authors: Vadasy PF, Sanders EA
Title: Code-oriented instruction for kindergarten students at risk for reading difficulties: A replication and comparison of instructional groupings
Source: Reading and Writing 2008 21(9): 929-963
Year: 2008
Research Design: Non Randomised Controlled Trial
Rating Score: 05/10
This rating is confirmed
Eligibility specified - Y
Random allocation - N
Concealed allocation - N
Baseline comparability - Y
Blind subjects - N
Blind therapists - N
Blind assessors - Y
Adequate follow-up - Y
Intention-to-treat analysis - N
Between-group comparisons - Y
Point estimates and variability - Y

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