Phonological awareness and early reading: A meta-analysis of experimental training studies
Phonological awareness and early reading: A meta-analysis of experimental training studies
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DOI:
10.1037/0022-0663.91.3.403
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发表时间:
1999-09-01
影响因子:
4.9
通讯作者:
van IJzendoorn, MH
中科院分区:
文献类型:
--
作者:
Bus, AG;van IJzendoorn, MH
In a quantitative meta-analysis, the effects of phonological awareness training on reading were shown. In a homogeneous set of U.S. studies with a randomized or matched design, the combined effect sizes for phonological awareness and reading were d = 0.73 (r = .34, N = 739) and d = 0.70 (r = .33, N = 745), respectively. Thus, experimentally manipulated phonological awareness explains about 12% of the variance in word-identification skills. The combined effect size for long-term studies of the influence of phonological awareness training on reading was much smaller, d = 0.16 (r = .08, N = 1,180). Programs combining a phonological and a letter training were more effective than a purely phonological training. Furthermore, training effects were stronger with posttests assessing simple decoding skills than with real-word-identification tests. In sum, phonological awareness is an important but not a sufficient condition for early reading.