. Author manuscript; available in PMC: 2016 Sep 1.

Published in final edited form as: Read Writ. 2015 Feb 27;28(7):959–988. doi: 10.1007/s11145-015-9557-0

Table 2.

Study 1 Fit Indices of One- and Two-Factor Models of Morphological Awareness and Vocabulary Knowledge

	Oral vs. Written		Multiple-Choice vs. Oral	Morphology and Vocabulary
Fit Indices	Two-Factor	One-Factor	Two-Factor	Two-Factor	One-Factor
χ²	25.47	28.45	28.80	71.53	75.29
df	26	27	26	43	44
p	.49	.39	.53	<.01	<.01
RMSEA	<.001	.02	<.001	.08	.09
p	.78	.70	.80	.07	.05
TLI	1.00	.99	1.00	.92	.88
CFI	1.00	1.00	1.00	.94	.93

Note. χ² = Chi-square. df = Degrees of freedom. RMSEA = Root Mean Squared Error of Approximation. TLI = Tucker-Lewis Index. CFI = Comparative Fit Index.