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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: Learn Disabil Res Pract. 2014 Jan 24;29(1):3–9. doi: 10.1111/ldrp.12024

Table 2.

Frequencies and Percentages of Types of Poor Readers for Three Grades

First-Grade Students (N = 143,671)

Cohort 2003-04 2004-05 2005-06

Total 35,314 43,712 64,645
Poor Reading Comprehension 1,669 (4.73%) 1,721 (3.94%) 1,896 (2.93%)
Yet Adequate Decoding 85 (0.24%) 197 (0.45%) 266 (0.41%)
Yet Adequate Decoding and
 Vocabulary
23 (0.07%) 69 (0.16%) 81 (0.13%)

Second-Grade Students (N = 135,943)

Cohort 2003-04 2004-05 2005-06

Total 32,820 41,052 62,071
Poor Reading Comprehension 1,403 (4.27%) 1,428 (3.48%) 1,885 (3.04%)
Yet Adequate Decoding 735 (2.25%) 834 (2.03%) 1,162 (1.87%)
Yet Adequate Decoding and
 Vocabulary
72 (0.22%) 70 (0.17%) 93 (0.15%)

Third-Grade Students (N = 144,815)

Cohort 2003-04 2004-05 2005-06

Total 36,925 42,546 65,344
Poor Reading Comprehension 568 (1.54%) 1,216 (2.86%) 2,046 (3.13%)
Yet Adequate Decoding and
 Vocabulary
34 (0.09%) 137 (0.32%) 138 (0.21%)