. Author manuscript; available in PMC: 2013 Nov 20.

Published in final edited form as: J Educ Psychol. 2012 Feb;104(1):10.1037/a0025323. doi: 10.1037/a0025323

Table 3.

Correlation Coefficients for Word Reading and Comprehension Composite Scores Across Grades

Composite Score	1	2	3	4	5	6	7	8
1. Word Reading Grade 2	-
2. Comprehension Grade 2	.80^*	-
3. Word Reading Grade 4	.90^*	.76^*	-
4. Comprehension Grade 4	.66^*	.79^*	.69^*	-
5. Word Reading Grade 8	.85^*	.72^*	.93^*	.65^*	-
6. Comprehension Grade 8	.58^*	.69^*	.60^*	.80^*	.59^*	-
7. Word Reading Grade 10	.82^*	.70^*	.90^*	.64^*	.92^*	.60^*	-
8. Comprehension Grade 10	.46^*	.62^*	.50^*	.75^*	.49^*	.84^*	.51^*	-

p < .001.